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draft-hss-sigtran-sua-conformance08

Description: Request For Comments

You can download source copies of the file as follows:

draft-hss-sigtran-sua-conformance08.txt in text format.

Listed below is the contents of file draft-hss-sigtran-sua-conformance08.txt.







  
  
  
  
  
            
          INTERNET-DRAFT                             Dipak Aggarwal (Editor)   
          Internet Engineering Task Force            Hughes Software Systems (HSS)   
                                                              
                                                              
                                                              
          Issued:  2 November 2001                             
          Expires: 2 May 2002                               
                                                              
                                                              
                                                              
             
           SS7 SCCP-User Adaptation Layer (SUA) Conformance Test plan 
                   <Draft-hss-sigtran-sua08-conformance.txt> 
             
  
          Status of This Memo   
             
             This document is an Internet-Draft and is in full conformance with   
             all provisions of Section 10 of RFC 2026.    
                
             Internet-Drafts are working documents of the Internet Engineering   
             Task Force (IETF), its areas, and its working groups.  Note that   
             other groups may also distribute working documents as Internet-  
             Drafts.   
                
             Internet-Drafts are draft documents valid for a maximum of six   
             months and may be updated, replaced, or obsoleted by other documents   
             at any time.  It is inappropriate to use Internet-Drafts as   
             reference material or to cite them other than as 'work in progress.   
                
             The list of current Internet-Drafts can be accessed at   
             http://www.ietf.org/ietf/1id-abstracts.txt   
                
             The list of Internet-Draft Shadow Directories can be accessed at   
             http://www.ietf.org/shadow.html.   
                
             This draft expires on 2 may 2002.   
  
  
 diaggarwal(editor)                                       [Page 1] 
  
 Internet Draft           SUA Conformance Test Plan            [Page 2] 
            
          Abstract   
            
             The SUA is a protocol for the transport of any SS7 SCCP user   
             Signaling (e.g. TCAP, RANAP or RNSAP messages) over IP   
             Between two signaling endpoints. This protocol can also support   
             Transport of SCCP-user messages between two endpoints wholly   
             Contained within an IP network. Depending upon the upper layer   
             Protocol supported, the SUA will need to support SCCP   
             Connectionless service, SCCP connect-oriented service or   
             Both services.  
            
            
          Abstract.............................................................2   
          1. Introduction......................................................3   
           1.1 Scope...........................................................3   
           1.2 Terminology.....................................................3   
          2 General Principles of SUA Tests....................................6   
           2.1 Presentation of test descriptions...............................6  
          3 Test Configurations................................................7   
           3.1 Network Setups..................................................7   
          4 Test Cases........................................................12   
           4.1 Test cases for Testing of Connectionless Procedures............12   
           4.2 Test Cases for Testing of Connection-Oriented Messages.........23   
           4.3 Segmentation And Re-Assembly...................................57 
           4.4 Routing Procedures.............................................65   
           4.5 Relay node Functionality.......................................78 
           4.6 Timer validation...............................................80   
           4.7 ASPM Procedures................................................85   
          5 Acknowledgements.................................................124 
          6 Authors' Addresses...............................................124   
          7 References.......................................................124   
          Copyright Statement................................................125   
  
           
  
 diaggarwal(editor)                                       [Page 2] 
 Internet Draft           SUA Conformance Test Plan            [Page 3] 
  
            
          1. Introduction   
             
          1.1 Scope   
                
             There is on-going integration of SCN networks and IP networks.    
             Network service providers are designing all IP architectures that   
             include support for SS7 and SS7-like signaling protocols. IP   
             provides an effective way to transport user data and for operators   
             to expand their networks and build new services. In these networks,   
             there may be some need for interworking between the SS7 and IP   
             domains.   
                
             This document details the Conformance of the SUA( SCCP User Adaptation  
             Layer) Protocol as per <draft-ietf-sigtran-sua-08.txt>  
            
          1.2 Terms Used  
            
             Signaling Gateway (SG) - Network element that terminates SCN   
             Signaling and transports SCCP-User signaling over IP to an IP   
             Signaling endpoint.  A Signaling Gateway could be modeled as one   
             Or more Signaling Gateway Processes, which are located at the   
             Border of the SS7 and IP networks. Where an SG contains more than   
             one SGP, the SG is a logical entity and the contained SGPs are   
             assumed to be coordinated into a single management view to the SS7   
             network and to the supported Application Servers.   
            
             Application Server (AS) - A logical entity serving a specific   
             Routing Key.  An example of an Application Server is a virtual IP   
             Database element handling all requests for an SCCP-user.  The AS   
             Contains a set of one or more unique Application Server Processes,   
             Of which one or more is normally actively processing traffic.   
                
             Application Server Process (ASP) - An Application Server Process   
             Serves as an active or backup process of an Application Server   
             (e.g., part of a distributed signaling node or database element).    
             Examples of ASPs are MGCs, IP SCPs, or IP-based HLRs. An ASP   
             Contains an SCTP end-point and may be configured to process traffic   
             Within more than one Application Server.   
                
             IP Server Process (IPSP) - A process instance of an IP-based   
             Application.  An IPSP is essentially the same as an ASP, except that   
  
             It uses SUA in a peer-to-peer fashion.  Conceptually, an IPSP does   
             Not use the services of a Signaling Gateway.   
                
             Signaling Gateway Process (SGP) - A process instance of a   
             Signaling Gateway.  It serves as an active, load-sharing or   
             Broadcast process of a Signaling Gateway.   
  
 diaggarwal(editor)                                       [Page 3] 
 Internet Draft           SUA Conformance Test Plan            [Page 4] 
                
             Signaling Process - A process instance that uses SUA to communicate   
             With other signaling process.  An ASP, a SGP and an IPSP are all   
             Signaling processes.   
                
             Association - An association refers to an SCTP association.  The   
             Association provides the transport for the delivery of SCCP-User   
             Protocol data units and SUA layer peer messages.   
                
             Routing Key - The Routing Key describes a set of SS7 parameters   
             And/or parameter-ranges that uniquely defines the range of   
             Signaling traffic configured to be handled by a particular   
             Application Server. An example would be where a Routing Key consists   
             Of a particular SS7 SCCP SSN plus an identifier to uniquely mark the   
             Network that the SSN belongs to, for which all traffic would be   
             Directed to a particular Application Server.  Routing Keys are   
             Mutually exclusive in the sense that a received SS7 signaling   
             Message cannot be directed to more than one Routing Key.  Routing   
             Keys can be provisioned, for example, by a MIB or registered using   
             SUA's dynamic registration procedures.   
                
             Routing Context - An Application Server Process may be configured to   
             Process traffic within more than one Application Server.  In this   
             Case, the Routing Context parameter is exchanged between the SGP and   
             The ASP (or between two ASPs), identifying the relevant Application   
             Server.  From the perspective of an SGP/ASP, the Routing Context   
             Uniquely identifies the range of traffic associated with a   
             Particular Application Server, which the ASP is configured to   
             Receive. There is a 1:1 relationship between a Routing Context values   
             And a Routing Key within an AS.  Therefore the Routing Context can   
             Be viewed as an index into an AS Table containing the AS Routing   
             Keys. The Routing Context also uniquely identifies an SS7 entity   
             (Point code) into a SS7 network, as presented by the SGP.     
                
             Address Mapping Function (AMF) - The AMF is an implementation   
             Dependent function that is responsible for resolving the address   
             Presented in the incoming SCCP/SUA message to correct SCTP   
             Association for the desired endpoint. The AMF MAY use routing   
             Context / rouging key information as selection criteria for the   
             Appropriate SCTP association.   
                
             Fail-over - The capability to re-route signaling traffic as   
             Required to an alternate Application Server Process, or group of   
             ASPs, within an Application Server in the event of failure or   
             Unavailability of a currently used Application Server Process.    
             Fail-over may apply upon the return to service of a previously   
             Unavailable Application Server Process.   
                
             Network Byte Order - Most significant byte first, a.k.a. Big Endian.   
                
  
 diaggarwal(editor)                                       [Page 4] 
 Internet Draft           SUA Conformance Test Plan            [Page 5] 
  
  
             Layer Management - Layer Management is a nodal function that handles   
             The inputs and outputs between the SUA layer and a local management   
             Entity.     
                
             Host - The computing platform that the SGP or ASP process is running   
             On.   
                
             Stream - A stream refers to an SCTP stream; a uni-directional   
             Logical channel established from one SCTP endpoint to another   
             Associated SCTP endpoint, within which all user messages are   
             Delivered in-sequence except for those submitted to the un-ordered   
             Delivery service.   
                
             Transport address - an address that serves as a source or   
             Destination for the unreliable packet transport service used by   
             SCTP. In IP networks, a transport address is defined by the   
             Combination of an IP address and an SCTP port number.  Note, only   
             One SCTP port may be defined for each endpoint, but each SCTP   
             Endpoint may have multiple IP addresses.  
            
  
 diaggarwal(editor)                                       [Page 5] 
 Internet Draft           SUA Conformance Test Plan            [Page 6] 
  
  
          2 General Principles of SUA Tests  
  
          These tests aim to verify a given implementation of a protocol in   
          Accordance with the relevant draft. The specification is independent of  
          A given implementation and does not generally imply any modification of  
          The endpoint under test. However, it is recognized that certain tests   
          Require capabilities of the system that are not explicitly defined in   
          The draft, and these capabilities may not be present in all   
          Implementations. As a consequence, certain tests may not be possible in  
          All implementations.   
            
            
          2.1 Presentation of test descriptions  
          Each test description includes the environment in which the point under  
          Test must be inserted in order to pass the test. Nine test   
          Configurations are defined (named A, B, C, D, E, F, G, H and I); they   
          Are presented in clause 3.   
          Each test is precisely described. Nevertheless, some events not   
          Directly concerning the point under test, or without direct link with   
          The test nature, are not explicitly described. In order to preserve the  
          Test description implementation independence, certain flexibility has   
          Been left in the test descriptions. This is particularly the case when   
          It is necessary to terminate the SCTP association (where it is only   
          Mentioned, "Terminate" with no more precision). The operator will choose  
          According to the implementation particularities and the events expected  
          In the test description, the appropriate Termination means (MML- Man   
          Machine Language, provoked failure, etc.).  
            
  
  
          2.1.1 Pre Test Condition   
          Before starting the test we need to get the setup into a condition from  
          Where test can be started. These conditions are specified in Pre-Test   
          Condition in each test.   
            
          Note: Routing Context and Routing Key has been used inter exchangably.  
          In case of message it is Routing Context and in the test configuration   
          It is Routing Key.  
            
          Note: Where NIF has been written, it means that NIF+SM. In some   
          Implementation these may be two entities and in some, they may be  
          Implemented in single entity.   
            
            
  
 diaggarwal(editor)                                       [Page 6] 
 Internet Draft           SUA Conformance Test Plan            [Page 7] 
  
  
          3 Test Configurations:                  
          The set of tests described in this Recommendation assumes that the   
          Point under test is inserted in a test environment called "test   
          Configuration".  
            
          3.1 Network Setups:  
          There are different Network setups under which the listed test   
          cases may be executed. The user may choose between any one of  
          them, or may wish to execute the cases in all the listed  
          Network Setups.  
           
    
          3.1.1 Configuration A: For Testing the IUT at SGP/IPSP  
            
          Configuration A.1 :   
          This simple configuration is used for all the procedures of tests   
          Concerning only one AS. Configuration A is shown in figure 1.   
          AS is Handling the traffic for routing context P and N/w   
          Appearance A. AS is Having only one ASP ASP1.Point Code of SGP   
          is Z. Routing Context P may Be based on the   
          following information:  
          1.  DPC.  
          2.  DPC+SSN.  
          3.  Global Title GT.  
          4.  Hostname.  
            
            
            -------------                                 --------------  
           | SGP/IPSP    |                               | AS  DPC = X  |   
           | under Test  |                               |  -------     |  
           | DPC = Z     |-------------------------------|--| ASP1 |    |  
           |             |                               |  -------     |    
            -------------                                 --------------  
                                Fig 1: Configuration A  
  
            
  
  
            
          Configuration A.2 :   
          This configuration is used for all the procedures of tests concerning  
          one ASP in two AS which are handling traffic for both AS. Configuration   
          B is shown in figure 2. AS1 is handling the traffic for routing context  
          P and N/w Appearance A. AS2 is handling the traffic for routing context   
          Q and N/w Appearance A. ASP1 is in both AS. Point Code of SGP/IPSP is Z.  
          Routing Context P and Q may be based on the following information:  
          1.  DPC.  
          2.  DPC+SSN.  
  
 diaggarwal(editor)                                       [Page 7] 
 Internet Draft           SUA Conformance Test Plan            [Page 8] 
          3.  Global Title GT.  
          4.  hostname.  
            
            
                                                          --------------  
                                                         | AS1 DPC  X   |   
            -------------                                |  -------     |  
           |             |-------------------------------| | ASP1  |    |  
           | SGP/IPSP    |                               |  -------     |    
           | Under Test  |                                --------------  
           | DPC Z       |                                --------------    
           |             |-------------------------------| AS2 DPC Y    |   
            -------------                                |   -------    |  
                                                         |  | ASP1  |   |   
                                                         |   -------    |   
                                                          --------------  
            
                               Fig 2: Configuration B  
            
  
  
  
  
          Configuration A.3 :   
          This configuration is used for all the procedures of tests concerning   
          two or more ASP in one AS. Configuration C is shown in figure 3. AS is   
          handling the traffic for routing context P and N/w Appearance A. ASP1   
          and ASP2 can be in FAIL-OVER mode or LOADSHARE mode of traffic handling.  
          Point Code of SGP/IPSP is Z. Routing Context P may be based on the   
          following information:  
          1.  DPC.  
          2.  DPC+SSN.  
          3.  Global Title GT.  
          4.  hostname N  
            
            
            
                                                          --------------  
                                                         | AS  DPC  X   |   
            -------------                                |  -------     |  
           |             |-------------------------------|-| ASP1  |    |  
           | SGP/IPSP    |                               |  -------     |    
           | Under Test  |                               |  -------     |  
           | DPC Z       |                               | | ASP2  |    |   
           |             |-------------------------------|- -------     |   
            -------------                                 --------------  
                                                            
            
                              Fig 3: Configuration C  
            
  
 diaggarwal(editor)                                       [Page 8] 
 Internet Draft           SUA Conformance Test Plan            [Page 9] 
            
          Configuration A.4 :   
          This configuration is used for all the procedures of tests concerning   
          two or more AS which are handling traffic for different network   
          appearance and different routing context. Configuration D is shown in   
          figure 4. AS1, AS2 are handling the traffic for N/w Appearance A and   
          AS3 is handling traffic for N/w appearance B. AS1 is handling traffic   
          for Routing Context P, AS2 is handling traffic for Routing Context Q   
          and AS3 is handling traffic for Routing Context R.  
            
            
            
            
                                                          --------------  
                                                         | AS1 DPC  X   |   
            -------------                                |  -------     |  
           |             |-------------------------------| | ASP1  |    |  
           | SGP/IPSP    |                               |  -------     |    
           | Under Test  |                                --------------  
           | DPC Z       |                                --------------    
           |             |-------------------------------| AS2 DPC Y    |   
            ------------- -------+                       |   -------    |  
                                 |                       |  | ASP2  |   |   
                                 |                       |   -------    |   
                                 |                        --------------  
                                 |                        --------------    
                                 |                       | AS3 RK 2, 3  |   
                                 +-----------------------|-  -------    |   
                                                         |  | ASP 3 |   |  
                                                         |   -------    |  
                                                          --------------  
            
                                 Fig 4: Configuration D  
            
                   
            
            
  
          3.1.2 Configuration B: For Testing the IUT at ASP  
            
          Configuration B.1 :   
          This simple configuration is used for all the procedures of tests   
          concerning only one SGP/IPSP. Configuration G is shown in figure 7. Point   
          Code of SGP is Z. ASP is handling the traffic for routing context P.  
          Routing Context P may be based on the following information:  
          1.  DPC.  
          2.  DPC+SSN.  
          3.  Global Title GT.  
          4.  Hostname.  
            
  
 diaggarwal(editor)                                       [Page 9] 
 Internet Draft           SUA Conformance Test Plan           [Page 10] 
            -------------                                 --------------  
           | ASP1        |                               | SGP/IPSP     |   
           | Under Test  |                               | DPC = Z      |  
           | DPC = X     |-------------------------------|              |  
           |             |                               |              |    
            -------------                                 --------------  
            
                              Fig 7: Configuration G  
            
                      
          Configuration B.2:   
          This configuration is used for all the procedures of tests concerning   
          Two SGPs/IPSPs connected to the same ASP and handling traffic for the  
          same DPC In the SEP network. Configuration H is shown in figure 8.  
          SG1/IPSP1 and SG2/IPSP2 are handling the traffic for N/w Appearance A. 
          Point Code of SG1/IPSP1 is Y and of SG2/IPSP2 is Z. Routing Context  
          P may be based on the following information:  
          1.  DPC.  
          2.  DPC+SSN.  
          3.  Global Title GT.  
          4.  Hostname.  
                                                          --------------  
                                                         | SG1/IPSP1    |   
            -------------                                | DPC Y        |  
           |             |-------------------------------|              |  
           | ASP1        |                               |              |    
           | Under Test  |                                --------------  
           | DPC X       |                                --------------    
           |             |-------------------------------| SG2/IPSP2    |   
            -------------                                | DPC Z        |  
                                                         |              |   
                                                         |              |   
                                                          --------------  
            
                                Fig 8: Configuration H  
            
            
                             
            
          Configuration B.3:   
          This simple configuration is used for all the procedures of tests   
          Concerning one ASP in two AS. Configuration I is shown in figure 9.   
          Point Code of SGP/IPSP is Z. ASP1 is in two AS, AS1 and AS2. AS1 is handling   
          Traffic for routing context P and AS2 is handling traffic for routing   
          Context Q. Routing Context P and Q may be based on the following   
          Information:  
          1.  DPC.  
          2.  DPC+SSN.  
          3.  Global Title GT.  
          4.  Hostname.  
  
 diaggarwal(editor)                                      [Page 10] 
 Internet Draft           SUA Conformance Test Plan           [Page 11] 
            
            -------------                                 --------------  
           | ASP1        |                               | SGP/IPSP     |   
           | Under Test  |                               | DPC = Z      |  
           | DPC = X     |-------------------------------|              |  
           |             |                               |              |    
            -------------                                 --------------  
            
                              Fig 9: Configuration I  
            
          Configuration Note: The SG can have same Point Code as one of   
          The AS in the SEP mode of operation.  
            
            
  
  
  
  
  
  
  
 diaggarwal(editor)                                      [Page 11] 
 Internet Draft           SUA Conformance Test Plan           [Page 12] 
  
          4 Test cases  
            
               The order in which the Test Cases are executed are   
          dependent on the tester, however it is recommended that the  
          test cases should be executed in the following order:  
            
          1) ASPM Procedures.  
          2) Routing.  
          3) Segmentation and re-assembly.  
          4) Timer Validation.  
          5) Connectionless messages.  
          6) Connection oriented messages.  
          7) Relay node Functionality.  
            
            
          4.1 Test cases for Testing of Connectionless Procedures  
            
  
          4.1.1 "Connectionless Data Transfer for Protocol Class 0"   
            
          + TEST NUMBER: 1.1  
            
          + PURPOSE: To check that successful Connectionless Data transfer   
               occurs from one PC to another.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP and ASP. The IUT is running at Both the ASP   
               and the SGP. However the same MUST be executed at IPSP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
                    ASP (with two or more streams).   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
            
           ASPUP         ---------------->  
                                             Status Ind ------->    
            
                         <--------------- ASP-Up-Ack  
            
                         <--------------- NTFY (ASP-InActive)  
            
           ASPAC         ---------------->  
                                             Status Ind ------->    
            
                         <--------------- ASP-Active-Ack  
            
  
 diaggarwal(editor)                                      [Page 12] 
 Internet Draft           SUA Conformance Test Plan           [Page 13] 
                         <--------------- NTFY (ASP-Active)  
            
            
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
            
            
          N-UNITDATA REQ   CLDT ------------->              
                                                 ---------> N-UNITDATA IND  
            
            
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
            
          TEST DESCRIPTION:  
            
          1. Send ASPUP message to the SGP in ASP-DOWN state.  
          Check A: ASPUP-Ack message will come from SGP.  
            
          2. Send ASPAC message to the SGP in ASP-UP state.  
          Check A: ASPAC-Ack message will come from SGP.  
          Check B: NTFY message will come from SGP.  
            
          3. Send N-UNITDATA Primitive from the NIF at SGP to send to ASP.   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          Check B: Check the protocol class field in common message header.   
                    It should be class 0.  
            
          4. Send CLDT message from ASP containing Protocol Data and Protocol Class 0.  
          Check C: N-UNITDATA Ind.  Primitive is received at the NIF with   
                    the Protocol Data.  
          Check D: Check the protocol class field in common message header.   
                    It should be class 0.  
            
          Send different CLDT messages from both the directions several times.  
          The Above Test case should be carried out for Protocol Class "0" and "1".  
            
  
  
 diaggarwal(editor)                                      [Page 13] 
 Internet Draft           SUA Conformance Test Plan           [Page 14] 
   
          4.1.2 "CL Data response message generation for Protocol Class 0"   
            
          + TEST NUMBER: 1.2  
            
          + PURPOSE: To check that in case a CLDT Message is sent with an   
               invalid parameter value like Hop Counter = 0, it results  
               in a CLDR Message, in case the return option is set.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP .However the   
               same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also arrange the  
               data in SGP such that NIF sends Transfer request primitive to SUA  
               with Routing Context A, containing protocol class "0" , Hop  
               Counter as "0" and return option set as "1"( Bit 8 in the  
               protocol class parameter should be set to 1)to be sent to DPC X.   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
          ERROR          <------------- CLDT (hop Counter = 0)             
            
            
          CLDR ------------->              
                                                 ---------> N-NOTICE IND  
            
            
          TEST DESCRIPTION:  
            
          1. Send CLDT (with Hop Counter = 0) message from the NIF at SGP   
               to send to ASP.   
          Check A: CLDT message should be received at the ASP1 containing   
               the data passed by the SCCP.  
          Check B: Check that a CLDR Message is sent in response to this   
               CLDT Message, since we have Sent Hop Counter as "0" which  
               is invalid.  
            
          The Above Test case MUST be carried out for Invalid values  
                    Of the following parameters For BOTH Protocol "0"  
                    And protocol "1":  
            
               "Routing Context"  
               "Protocol Class"  
  
 diaggarwal(editor)                                      [Page 14] 
 Internet Draft           SUA Conformance Test Plan           [Page 15] 
               "Source Address"  
               "Destination Address"  
               "Sequence Control"  
               "SS7 Hop Count"  
               "Importance"  
               "Message Priority"  
               "Correlation ID"  
               "Segmentation"  
               "Data"  
            
  
 diaggarwal(editor)                                      [Page 15] 
 Internet Draft           SUA Conformance Test Plan           [Page 16] 
  
          4.1.3 "Connectionless Data response message not generated if return option is   
                    not set for Protocol Class 0"   
            
          + TEST NUMBER: 1.3  
            
          + PURPOSE: To check that in case a CLDT Message is sent with an   
               invalid parameter value like Hop Counter = 0, it does   
               not results in a CLDR Message, in case the return   
               option is not set.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP .However   
               the same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also arrange  
               the data in SGP such that NIF sends Transfer Request primitive  
               to SUA with Routing Context A, containing protocol class "0",  
               Hop Counter as "0"  and return option set as "0"(Bit 8 in  
               the protocol class parameter should be set to 0) to be sent  
               to DPC X.   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
          ERROR          <------------- CLDT (hop Counter = 0)             
            
            
                    CLDT ------------>       ERROR  
                    (Hop Counter = 0)  
            
            
          TEST DESCRIPTION:  
            
          1. Send CLDT (with Hop Counter = 0) Primitive from the NIF at SGP  
                    to send to ASP.   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          Check B: Check that a CLDR Message is not sent in response to   
                    this CLDT Message, since we have Sent Hop Counter as   
                    "0" which is invalid, with return option set to "0".  
            
          The Above Test case MUST be carried out for Invalid values  
                    Of the following parameters For BOTH Protocol "0"  
                    And protocol "1":  
  
 diaggarwal(editor)                                      [Page 16] 
 Internet Draft           SUA Conformance Test Plan           [Page 17] 
            
               "Routing Context"  
               "Protocol Class"  
               "Source Address"  
               "Destination Address"  
               "Sequence Control"  
               "SS7 Hop Count"  
               "Importance"  
               "Message Priority"  
               "Correlation ID"  
               "Segmentation"  
               "Data"  
            
            
  
 diaggarwal(editor)                                      [Page 17] 
 Internet Draft           SUA Conformance Test Plan           [Page 18] 
  
          4.1.4 "Invalid Version check for Protocol Class 0"   
            
          + TEST NUMBER: 1.4  
            
          + PURPOSE: To check that in case a CLDT Message is received with an   
               Invalid version, the message is rejected, and an ERR message  
               Is generated with error code as "Invalid version".  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP .However the   
               same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also Arrange the  
               data in SGP such that NIF sends Transfer Request primitive to  
               SUA with Routing Context A, Containing protocol class "0", SUA  
               version id as "10" to be sent to DPC X.   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
          ERROR          <------------- CLDT (SUA version = 10)             
            
                         ERR -------->  
                    (Invalid Version)  
            
          TEST DESCRIPTION:  
            
  
          1. Send CLDT(with version 10) message to the ASP.   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          Check B: Check that the message is ignored, since we have sent SUA  
                    version as "10" which is invalid.  
          Check C: An Error message with error code "Invalid version" Should be  
                    Received at the SGP.  
            
            
  
 diaggarwal(editor)                                      [Page 18] 
 Internet Draft           SUA Conformance Test Plan           [Page 19] 
  
          4.1.5 "Mandatory Parameters Missing for CLDT for Protocol Class 0"   
            
          + TEST NUMBER: 1.5  
            
          + PURPOSE: To check that in case a CLDT Message is received without a   
               mandatory Parameter, the message is rejected, and an ERR   
               message with error code "Missing Parameter" should be generated.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP .However the   
               same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also arrange the  
               data in SGP such that NIF sends Transfer Request primitive to  
               SUA with Routing Context A, containing protocol class "0",  
               without the mandatory  parameter Routing Context to be sent  
               to DPC X.   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
          ERROR          <------------- CLDT (mandatory parameter Routing   
                                        Context Missing)             
            
                         ERR -------->  
                    (Missing Parameter)  
            
            
          TEST DESCRIPTION:  
            
          1. Send CLDT(without the mandatory parameter) message to ASP.   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          Check B: Check that the message is ignored, since we have sent the message  
                    without the mandatory parameter Routing Context which is invalid.  
          Check C: An Error message with error code "Missing Parameter" Should be  
                    Received at the SGP.  
            
          Repeat the above test case for different parameters   
               "Protocol Class"  
               "Destination Address"  
               "Source Address"  
               "Sequence Control"  
               "Data"  
  
 diaggarwal(editor)                                      [Page 19] 
 Internet Draft           SUA Conformance Test Plan           [Page 20] 
  
          Repeat the Above test case for CLDR Message for different Mandatory 
               parameters  
               "Routing Context"  
               "SCCP Cause"  
               "Source Address"  
               "Destination Address"  
            
  
            
  
 diaggarwal(editor)                                      [Page 20] 
 Internet Draft           SUA Conformance Test Plan           [Page 21] 
  
          4.1.6 "Ordered Delivery for CLDT for Protocol Class 1"   
            
          + TEST NUMBER: 1.6  
            
          + PURPOSE: To check that CLDT Messages with Protocol class 1 are   
               delivered in order.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP .However the   
               same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also arrange the  
               data in SGP such that NIF sends Transfer Request primitive to  
               SUA with Routing Context A, containing protocol class "1" and  
               sequence control parameter set to "1", to be sent to DPC X.   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
          N-UNITDATA IND <------------- CLDT   
                              (Seq. Control 1)             
            
          N-UNITDATA IND <------------- CLDT  
                              (Seq. Control 1)  
            
          N-UNITDATA IND <------------- CLDT  
                              (Seq. Control 1)  
            
            
          TEST DESCRIPTION:  
            
          1. Send CLDT(with Seq Control 1) to the ASP.   
          Check A: CLDT messages should be received at the ASP1 in the same  
                    order as was sent by the originating side.  
            
            
  
 diaggarwal(editor)                                      [Page 21] 
 Internet Draft           SUA Conformance Test Plan           [Page 22] 
  
          4.1.7 "Messages greater than maximum length of Data in   
                    CLDT for Protocol Class 0"   
            
          + TEST NUMBER: 1.7  
            
          + PURPOSE: To check that CLDT Messages with Protocol class 0 and length   
               of Data greater then maximum permissible length (3952 Ref Q.713  
               3.20) is rejected.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP .However the   
               same MUST be executed at IPSP and ASP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also   
               arrange the data such that Transfer Request primitive is   
               sent to SUA with Routing Context A, containing protocol   
               class "0" and Data length "3953", to be sent to DPC X.   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                    CLDT ------------>       ERROR  
                    (Data Length 3953)  
            
            
            
          TEST DESCRIPTION:  
            
          1. Send CLDT(with Data length as 3953) to the SGP.   
          Check A: CLDT messages should be received at the SGP is rejected  
               as the length is greater than maximum length.  
            
          Repeat the Above Test case for Protocol Class "1" with different  
               values for the message length field.  
            
            
  
 diaggarwal(editor)                                      [Page 22] 
 Internet Draft           SUA Conformance Test Plan           [Page 23] 
  
          4.2 Test Cases for Testing of Connection-Oriented Messages  
            
          4.2.1 "Successful connection establishment and termination"   
            
          + TEST NUMBER: 2.1  
            
          + PURPOSE: To check connection establishment and termination.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP and SGP. The IUT is running at both the ASP   
               and the SGP .However the same MUST be executed at IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
  
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
            
          N-CONNECT RESPONSE -------->  
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
          N-DATA REQ -------->  
            
                    CODT ------------>         
                                                 ---------> N-DATA IND   
                                        (Ref. number "A")  
            
                                                 <--------- N-DATA REQ  
                                          
          N-DATA IND<------------- CODT  
            
                                                 <--------- N-DISCONNECT REQ  
                                          
          N-DISCONNECT IND<------------- RELRE (Source ref. number "A")             
            
                    RELCO------------>         
                 (Dest ref. number "A")          ---------> N-DISCONNECT IND  
            
  
 diaggarwal(editor)                                      [Page 23] 
 Internet Draft           SUA Conformance Test Plan           [Page 24] 
          N-DATA REQ -------->  
          <--------- ERROR (Connection Does not exist)  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-CONNECT RESPONSE Primitive from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send N-DATA REQ Primitive from the ASP to send to SGP.   
          Check A: CODT message should be received at the SGP.  
          Check B: CODT message should be received for Source Ref. number "A".  
            
          4. Send N-DISCONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: RELRE message should be received at the ASP.  
          Check B: RELCO message should be received at the SGP.  
            
          5. Send N-DATA REQ Primitive from the ASP to send to SGP.   
          Check A: Should result in error.  
            
  
 diaggarwal(editor)                                      [Page 24] 
 Internet Draft           SUA Conformance Test Plan           [Page 25] 
  
            
          4.2.2 "Connection release during Connection Establishment"   
            
          + TEST NUMBER: 2.2  
            
          + PURPOSE: To check if the CORE message is responded with a COREF  
               Message the connection is not established.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
  
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP and the SGP. The IUT is running at both the   
               ASP and the SGP. However the same MUST be executed at IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
          ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
            
          N-DISCONNECT REQ -------->  
                    COREF------------>         
                 (Dest ref. number "A")          ---------> N-DISCONNECT IND  
            
                                                 <--------- N-DATA REQ  
                                   ------------> ERROR  
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-DISCONNECT REQ Primitive from the ASP to SGP.   
          Check A: COREF message should be received at the ASP, with   
                    refusal cause value.  
          The Above Test case should be carried out for Protocol Class "2" and "3".  
            
           
  
 diaggarwal(editor)                                      [Page 25] 
 Internet Draft           SUA Conformance Test Plan           [Page 26] 
   
          4.2.3 "Connection oriented Data with mandatory parameter missing"   
            
          + TEST NUMBER: 2.3  
            
          + PURPOSE: To check if the CODT message is received with a   
                    mandatory parameter missing it is responded with   
                    an COERR Message.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
                    SGP, ASP and IPSP. The example listed below covers the  
                    test case at the ASP. The IUT is running at the ASP .However  
                    the same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
                    ASP (with two or more streams. ASP1 is active. Arrange   
                    the CODT message so that it does not contain the mandatory 
                    parameter Routing Context.  
            
            
           EXPECTED MESSAGE SEQUENCE:  
  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-DATA REQ  
                                          
                         <------------- CODT (Routing Context missing)             
            
                    COERR------------>         
               (Error cause)       ------------> ERROR  
            
          TEST DESCRIPTION:  
            
          1. Send N-DATA REQ (without protocol class parameter )Primitive from   
               the NIF at SGP to send to ASP.   
          Check A: CODT message should be received at the ASP.  
          Check B: COERR message should be received at the SGP, with error cause value.  
            
          The Above Test case should be carried out for Protocol Class "2" and "3".  
            
          The above Test case should also be carried for the messages listed below  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          Message        parameters to be checked for  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          CODT           Routing Context  
                         Sequence Number(NOT in case of N-EXPED.DATA REQ)  
                         Destination Reference Number  
  
 diaggarwal(editor)                                      [Page 26] 
 Internet Draft           SUA Conformance Test Plan           [Page 27] 
                         Data  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          CODA           Routing Context  
                         Destination Reference Number  
                         Receive Sequence number  
                         Credit  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          CORE           Routing Context  
                         Protocol Class  
                         Source Reference Number  
                         Destination Address  
                         Sequence Number  
                         Credit(in case of Protocol class 3)  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          COAK           Routing Context  
                         Protocol Class  
                         Destination Reference Number  
                         Source Reference Number  
                         Sequence Number  
                         Credit(in case of Protocol class 3)  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          COREF          Routing Context  
                         Destination Reference Number  
                         SCCP Cause  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          RELRE          Routing Context  
                         Destination Reference Number  
                         Source Reference Number  
                         SCCP Cause  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
  
          RELCO          Routing Context  
                         Destination Reference Number  
                         Source Reference Number  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          RESRE          Routing Context  
                         Destination Reference Number  
                         Source Reference Number  
                         SCCP Cause  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          RESCO          Routing Context  
                         Destination Reference Number  
                         Source Reference Number  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          COERR          Routing Context  
                         Destination Reference Number  
                         SCCP Cause  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          COIT           Routing Context  
                         Protocol Class  
  
 diaggarwal(editor)                                      [Page 27] 
 Internet Draft           SUA Conformance Test Plan           [Page 28] 
                         Source Reference Number  
                         Destination Reference number  
                         Sequence Number  
                         Credit  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
            
            
  
 diaggarwal(editor)                                      [Page 28] 
 Internet Draft           SUA Conformance Test Plan           [Page 29] 
  
          4.2.4 "Connection response message parameter validation"   
            
          + TEST NUMBER: 2.4  
            
          + PURPOSE: To check that if the CORE Message carries the Source address  
               then the COAK Message also carries the Destination address  
               parameter.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP and the SGP. The IUT is running at both the   
               ASP and the ASP. However the same MUST be executed at IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (With Source Address parameter present)      
                                  (Source ref. number "A")  
            
          N-CONNECT RESPONSE -------->  
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
  
                                        (Contains Dest. Address parameter)  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ(with Source address parameter present) Primitive   
               from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-CONNECT RESPONSE Primitive from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
          Check A: COAK message should contain the Destination Address parameter.  
            
          The Above Test case should be carried out for Protocol Class "2" and "3".  
            
  
 diaggarwal(editor)                                      [Page 29] 
 Internet Draft           SUA Conformance Test Plan           [Page 30] 
  
            
          4.2.5 "Connection Oriented Data Ack. Received in response to CODT  
               with Protocol Class 3, when the receive window becomes full"   
            
          + TEST NUMBER: 2.5  
            
          + PURPOSE: To check that a CODA message is received in response  
               to a CODT message in case of Protocol Class 3, when the  
               receive window becomes full.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP and the SGP. The IUT is running at both the   
               ASP and the SGP. However the same MUST be executed at IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
                                  (credit 3)  
          N-CONNECT RESPONSE -------->  
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
                 (credit 3)  
            
          N-DATA REQ -------->  
            
                    CODT ------------>         
                                                 ---------> N-DATA IND  
                                        (ref. number "A")  
            
  
          N-DATA REQ -------->  
            
                    CODT ------------>         
                                                 ---------> N-DATA IND  
                                        (ref. number "A + 1")  
            
          N-DATA REQ -------->  
  
 diaggarwal(editor)                                      [Page 30] 
 Internet Draft           SUA Conformance Test Plan           [Page 31] 
            
                    CODT ------------>         
                                                 ---------> N-DATA IND  
                                        (ref. number "A + 2")  
            
                         <------------- CODA   
                              (Sequence number "A + 2")  
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-CONNECT RESPONSE Primitive from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send 3 N-DATA REQ Primitive from the ASP to send to SGP.   
          Check A: 3 CODT messages should be received at the SGP.  
          Check B: CODA message should be received at ASP with   
                    Source Ref. number "A + 2".  
            
  
 diaggarwal(editor)                                      [Page 31] 
 Internet Draft           SUA Conformance Test Plan           [Page 32] 
  
            
          4.2.6 "Missequencing in Protocol Class 3 for send Seq. Number"   
            
          + TEST NUMBER: 2.6  
            
          + PURPOSE: To check that in case of protocol class 3 if mis-sequencing  
               Occurs, for send Seq. Number, then the connection   
               is reset by peer.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
            
                    COAK ------------>         
  
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
            
                    CODT ------------>         
                       (Send Seq. Number 0)         ---------> N-DATA IND   
                    (recv Seq. Number 0)     (Ref. number "A")  
            
                    CODT ------------>         
                       (Send Seq. Number 1)         ---------> N-DATA IND  
                    (recv Seq. Number 0)     (Ref. number "A")  
            
            
                    CODT ------------>         
                       (Send Seq. Number 3)         ---------> N-DATA IND  
                    (recv Seq. Number 0)     (Ref. number "A")  
                                        ---------> Error  
                                          
          N-RESET CONFRM IND  <------------- RESCO  
  
 diaggarwal(editor)                                      [Page 32] 
 Internet Draft           SUA Conformance Test Plan           [Page 33] 
            
            
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK message from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send CODT message with Seq. number 1 to the SGP Side.  
            
          4. Send CODT message with Seq. number 2 to the SGP Side.  
          Check A: CODT message should be received at the SGP.  
            
          5. Send CODT message with Seq. number 4 to the SGP Side.  
          Check A: CODT message should be received at the SGP.  
          Check B: RESCO Message should be received at the ASP side.  
            
  
 diaggarwal(editor)                                      [Page 33] 
 Internet Draft           SUA Conformance Test Plan           [Page 34] 
  
            
          4.2.7 "Missequencing in Protocol Class 3 for Recv Seq. Number"   
            
          + TEST NUMBER: 2.7  
            
          + PURPOSE: To check that in case of protocol class 3 if mis-sequencing  
               occurs, for recv Seq. Number, then the connection is reset by peer.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP. However the   
               same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
  
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
            
                    CODT ------------>         
                       (Send Seq. Number 0)         ---------> N-DATA IND   
                       (recv Seq. Number 0)                 (Ref. number "A")  
            
                    CODT ------------>         
                       (Send Seq. Number 1)         ---------> N-DATA IND  
                    (recv Seq. Number 0)        (Ref. number "A")  
            
                                          
          N-DATA IND<------------- CODT   
                         (Send Seq. Number 0)  
                    (recv Seq. Number 2)  
            
            
                    CODT ------------>         
                       (Send Seq. Number 2)         ---------> N-DATA IND  
                      (recv Seq. Number 1)     (Ref. number "A")  
  
 diaggarwal(editor)                                      [Page 34] 
 Internet Draft           SUA Conformance Test Plan           [Page 35] 
            
            
                    CODT ------------>         
                       (Send Seq. Number 3)         ---------> N-DATA IND  
                    (recv Seq. Number 1)     (Ref. number "A")  
            
                                          
          N-DATA IND<------------- CODT   
                         (Send Seq. Number 1)  
                    (recv Seq. Number 1)  
            
          ERROR<-----  
            
                    RESRE------------>     ---------> N-RESET IND  
            
                                          
          N-RESET CONFIRM<------------- RESCO   
            
            
          TEST DESCRIPTION:  
            
          1. Send CORE message from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK message from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
  
          3. Send CODT message with Seq. number 0 to the SGP Side.  
            
          4. Send CODT message with Seq. number 1 to the SGP Side.  
            
          5. Send CODT message to the ASP Side.  
          Check A: CODT message should be received at the SGP.  
          Check B: Send Seq Number should be 0 and Recv. Seq. Number should be 2.  
            
          6. Send CODT message with Seq. number 0 to the SGP Side.  
            
          7. Send CODT message with Seq. number 1 to the SGP Side.  
            
          8. Send CODT message to the ASP Side, with RECV SEQ NUMBER AS 1.  
          Check A: peer should reset Connection.  
            
            
  
 diaggarwal(editor)                                      [Page 35] 
 Internet Draft           SUA Conformance Test Plan           [Page 36] 
  
          4.2.8 "Missequencing in Protocol Class 3 for Recv Seq. Number,  
                    in CODA message"   
            
          + TEST NUMBER: 2.8  
            
          + PURPOSE: To check that in case of protocol class 3 if mis-sequencing  
               occurs, for recv Seq. Number, then the connection   
               is reset by peer.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP. However the   
               same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
                                  (Credit 2)  
          N-CONNECT RESPONSE -------->  
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
                 (Credit 2)  
            
          N-DATA REQ -------->  
                    CODT ------------>         
                       (Send Seq. Number 0)         ---------> N-DATA IND  
                    (recv Seq. Number 0)          (ref. number "A")  
            
          N-DATA REQ -------->  
                    CODT ------------>         
                       (Send Seq. Number 1)         ---------> N-DATA IND  
  
                    (recv Seq. Number 0)          (ref. number "A")  
            
                    <------------- CODA  
                         (Send Seq. Number 0)  
                    (recv Seq. Number 2)  
            
                    <------------- CODA  
  
 diaggarwal(editor)                                      [Page 36] 
 Internet Draft           SUA Conformance Test Plan           [Page 37] 
                         (Send Seq. Number 1)  
                    (recv Seq. Number 1)  
                                    
          ERROR<-----  
            
                    RESRE------------>     ---------> N-RESET IND  
            
                                          
          N-RESET CONFIRM<------------- RESCO   
            
            
          TEST DESCRIPTION:  
            
          1. Send CORE message from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-CONNECT RESPONSE Primitive from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send CODT message with Seq. number 0 to the SGP Side.  
            
          4. Send CODT message with Seq. number 1 to the SGP Side.  
          Check A: CODA Message with Send Seq. Number 0 and recv Seq   
                    number 2 should be received.  
            
          5. Send CODA message to the ASP Side, with Send Seq. Number as 0   
                    and recv Seq number as 1.  
          Check A: Connection should be reset by peer.  
            
            
  
 diaggarwal(editor)                                      [Page 37] 
 Internet Draft           SUA Conformance Test Plan           [Page 38] 
  
          4.2.9 "Missequencing in Protocol Class 3 for Recv Seq. Number,  
                    greater than next sent seq. number"   
            
          + TEST NUMBER: 2.9  
            
          + PURPOSE: To check that in case of protocol class 3 if mis-sequencing  
               occurs, for recv Seq. Number, then the connection is reset by   
               peer.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP. However the   
               same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
            
          N-CONNECT RESPONSE -------->  
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
          N-DATA REQ -------->  
                    CODT ------------>         
                       (Send Seq. Number 0)         ---------> N-DATA IND  
                    (recv Seq. Number 0)          (ref. number "A")  
            
          N-DATA REQ -------->  
                    CODT ------------>         
                       (Send Seq. Number 1)         ---------> N-DATA IND  
                    (recv Seq. Number 0)          (ref. number "A")  
            
                                          
          N-DATA IND<------------- CODT   
                         (Send Seq. Number 0)  
                    (recv Seq. Number 10)  
                                    
          ERROR<-----  
  
 diaggarwal(editor)                                      [Page 38] 
 Internet Draft           SUA Conformance Test Plan           [Page 39] 
            
                    RESRE------------>     ---------> N-RESET IND  
            
                                          
          N-RESET CONFIRM<------------- RESCO   
            
            
          TEST DESCRIPTION:  
            
          1. Send CORE message from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-CONNECT RESPONSE Primitive from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send CODT message with Seq. number 0 to the SGP Side.  
            
          4. Send CODT message with Seq. number 1 to the SGP Side.  
            
          5. Send CODT message to the ASP Side, with RECV SEQ NUMBER AS 10.  
          Check A: Connection should be reset by peer.  
            
            
  
 diaggarwal(editor)                                      [Page 39] 
 Internet Draft           SUA Conformance Test Plan           [Page 40] 
  
          4.2.10 "Flow Control Validation"   
            
          + TEST NUMBER: 2.10  
            
          + PURPOSE: To check Flow Control procedures in case of protocol class 3.  
            
  
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP. However the   
               same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                     
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
                                  (credit 2)  
                                  (Expediate Data Selection Set)  
          N-CONNECT RESPONSE -------->  
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
            
          N-DATA REQ -------->  
                    CODT ------------>         
                       (Send Seq. Number 0)         ---------> N-DATA IND  
                    (recv Seq. Number 0)     (ref. number "A")  
            
          N-DATA REQ -------->  
                    CODT ------------>         
                       (Send Seq. Number 1)         ---------> N-DATA IND  
                    (recv Seq. Number 0)     (ref. number "A")  
            
            
          N-DATA REQ -------->  
            
          ERROR<------  
            
          N-EXP-DATA REQ -------->  
            
  
 diaggarwal(editor)                                      [Page 40] 
 Internet Draft           SUA Conformance Test Plan           [Page 41] 
                    CODT ------------>         
                    (Sequence Number Absent)  ---------> N-EXP-DATA IND  
                                        (ref. number "A")  
            
          N-EXP-DATA IND <------------- CODA  
                         (Sequence Number absent)  
            
          TEST DESCRIPTION:  
            
          1. Send CORE message from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-CONNECT RESPONSE Primitive from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
  
          3. Send CODT message with Seq. number 0 to the SGP Side.  
            
          4. Send CODT message with Seq. number 1 to the SGP Side.  
            
          5. No CODT or CODA Message MUST be sent by peer.  
            
          6. Send N-DATA REQ Primitive from the ASP to send to SGP.   
          Check A: Data Should be rejected by the stack.  
            
            
  
 diaggarwal(editor)                                      [Page 41] 
 Internet Draft           SUA Conformance Test Plan           [Page 42] 
  
          4.2.11 "Missequencing in Protocol Class 3 for Send Seq. Number,  
                    Outside Rx Window"   
            
          + TEST NUMBER: 2.11  
            
          + PURPOSE: To check that in case of protocol class 3 if mis-sequencing  
               occurs, for recv Seq. Number, then the connection is reset by peer.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
                                  (Credit 3)  
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
                 (Credit 3)  
            
                    CODT ------------>         
                       (Send Seq. Number 0)         ---------> N-DATA IND  
                    (recv Seq. Number 0)          (ref. number "A")  
            
                    CODT ------------>         
                       (Send Seq. Number 1)         ---------> N-DATA IND  
                    (recv Seq. Number 0)          (ref. number "A")  
            
                    CODT ------------>         
                       (Send Seq. Number 10)         ---------> Error  
                    (recv Seq. Number 0)  
            
          N-RESET IND<------------- RESRE (Source ref. number "A")             
            
                    RESCO------------>  ---------> N-RESET CONFIRM IND  
  
            
  
 diaggarwal(editor)                                      [Page 42] 
 Internet Draft           SUA Conformance Test Plan           [Page 43] 
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK message from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send CODT message with Seq. number 0 to the SGP Side.  
            
          4. Send CODT message with Seq. number 1 to the SGP Side.  
            
          5. Send CODT message with Seq. number 10 to the SGP Side.  
          Check A: The Connection is reset by peer.  
            
  
 diaggarwal(editor)                                      [Page 43] 
 Internet Draft           SUA Conformance Test Plan           [Page 44] 
  
            
          4.2.12 "Reset Connection procedures in Protocol Class 3"   
            
          + TEST NUMBER: 2.12  
            
          + PURPOSE: To check that in case of protocol class 3, Connection  
               can be reset by the user.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
            
                    CODT ------------>         
                       (Seq. Number 1)         ---------> N-DATA IND  
                                             (ref. number "A")  
                         <------------- CODA   
            
                                                 <--------- N-RESET REQ  
                                          
          N-RESET IND     <------------- RESRE (Source ref. number "A")             
                                  (Protocol Class 3)  
  
            
                    RESCO------------>         
                 (Dest ref. number "A")          ---------> N-RESET CONFIRM IND  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
  
 diaggarwal(editor)                                      [Page 44] 
 Internet Draft           SUA Conformance Test Plan           [Page 45] 
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK message from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send N-DATA REQ(with Sequence number 1) Primitive from   
                    the ASP to send to SGP.   
          Check A: CODT message should be received at the SGP.  
          Check B: CODA message should be received at ASP with Source   
                    Ref. number "A".  
            
          4. Send N-RESET REQ Primitive from the SGP to send to ASP.   
          Check A: RESRE message should be received at the ASP.  
            
          5. Send RESCO message from the ASP to send to SGP.   
          Check B: RESCO Message should be received at the SGP side.  
           
  
 diaggarwal(editor)                                      [Page 45] 
 Internet Draft           SUA Conformance Test Plan           [Page 46] 
            
          4.2.13 "credit parameter negotiation in Protocol Class 3"   
            
          + TEST NUMBER: 2.13  
            
          + PURPOSE: To check the credit parameter negotiation in case   
               of protocol class 3.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams. ASP1 is active.   
                      
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
                                  (credit size 110)  
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
                 (credit size 100)               (credit size 100)  
            
  
            
                    CODT ------------>         
                       (Seq. Number 1)         ---------> N-DATA IND  
                                                  (ref. number "A")  
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ(with credit size as 130) Primitive from   
               the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK(with a different credit value than what is received,  
                    credit = 100) message from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send CODT(with Sequence number 1) message from the ASP to send to SGP.   
          Check A: CODT message should be received at the SGP.    
         
  
 diaggarwal(editor)                                      [Page 46] 
 Internet Draft           SUA Conformance Test Plan           [Page 47] 
  
          4.2.14 "Connection Oriented Inactivity test in Protocol Class 3"   
            
          + TEST NUMBER: 2.14  
            
          + PURPOSE: To check the Connection Oriented Inactivity test   
               procedures in Protocol Class 3.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
            
                    CODT ------------>         
                       (Seq. Number 1)         ---------> N-DATA IND  
                                        (ref. number "A")  
            
          <<<< No Data transfer for "T(ias),Inactivity Send timer= 7 minutes" >>>>>  
            
                         <------------- COIT  
             
          TEST DESCRIPTION:  
  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK message to the SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send CODT message to the SGP.   
          Check A: CODT message should be received at the SGP.  
  
 diaggarwal(editor)                                      [Page 47] 
 Internet Draft           SUA Conformance Test Plan           [Page 48] 
            
          4. Send No Data for the inactivity Send Timer interval = 7 Minutes.   
          Check A: COIT message should flow from the SGP to the ASP.  
            
            
  
 diaggarwal(editor)                                      [Page 48] 
 Internet Draft           SUA Conformance Test Plan           [Page 49] 
  
          4.2.15 "Connection Oriented Inactivity test invalid parameters   
                    in Protocol Class 3"   
            
          + TEST NUMBER: 2.15  
            
          + PURPOSE: To check the Invalid Connection Oriented Inactivity test   
               procedures in Protocol Class 3.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
            
                    CODT ------------>         
                       (Seq. Number 1)         ---------> N-DATA IND  
                                                  (ref. number "A")  
            
                    COIT ------------>         
                    (Source ref. number "B")  
                                        ---------> Error  
                                          
          N-RELEASE CONFRM IND<------------- RELCO  
            
             
          TEST DESCRIPTION:  
  
            
          1. Send N-CONNECT REQ(with credit size as 130) Primitive from   
               the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
  
 diaggarwal(editor)                                      [Page 49] 
 Internet Draft           SUA Conformance Test Plan           [Page 50] 
          2. Send COAK message from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send CODT message from the ASP to send to SGP.   
          Check A: CODT message should be received at the SGP.  
            
          4. Send a COIT message with an invalid value of Dest. ref. number 
               (ref. number B).  
          Check A: peer should Release Connection. A RELCO Message should  
               be received.  
            
          The above Test case should be carried for Protocol class "2" and "3"  
               for the following parameters  
            
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          parameter                     Behavior to be observed  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          Source Reference Number               Connection Released by Peer.  
          Protocol Class                     Connection Released by Peer.  
          Sequence Number(only in protocol class 3)Connection Reset by Peer.  
          Credit(only in protocol class 3)     Connection Reset by Peer.  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
            
            
  
 diaggarwal(editor)                                      [Page 50] 
 Internet Draft           SUA Conformance Test Plan           [Page 51] 
  
          4.2.16 "Protocol Class negotiation"   
            
          + TEST NUMBER: 2.16  
            
          + PURPOSE: To check the protocol Class negotiation procedures in  
               SUA.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams. ASP1 is active.   
                      
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
                 (Protocol Class 2)              (Protocol Class 2)  
  
            
            
                    CODT ------------>         
                       (Seq. Number 1)         ---------> N-DATA IND  
                                        (ref. number "A")  
                         <------------- CODA   
             
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ(with protocol class 3) Primitive from the   
               NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK message(with protocol class 2) from the ASP to send to SGP.   
          Check A: COAK message with protocol class 2, should be received at the SGP.  
            
          3. Send CODT message from the ASP to send to SGP.   
          Check A: CODT message should be received at the SGP.  
          Check B: CODA message should be received at ASP.           
            
  
 diaggarwal(editor)                                      [Page 51] 
 Internet Draft           SUA Conformance Test Plan           [Page 52] 
  
      4.2.17 "Connection refusal due to Route on DPC+SSN FAILURE,  
                    no SSN available"   
            
          + TEST NUMBER: 2.17  
            
          + PURPOSE: To check that when routing is DPC+SSN based, and   
               the peer fails to locate a user, a COREF message is   
               sent back.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP. However the   
               same MUST be executed at IPSP and SGP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams. ASP1 is active.   
               Also arrange the data in SGP such that NIF sends Transfer   
               Request primitive to SUA with Routing Context A, containing  
               protocol class "0" to be sent to DPC "X" and SSN "Y". No user  
               should be registered with the SSN "Y" on the ASP side.  
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            (DPC = X)  
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          (Route on DPC+SSN)  
                    <------------- CORE             
                         (Route on DPC+SSN)  
              <------------  
          ERROR(no SSN found)  
            
                    COREF ------------->              
                       (Route on DPC+SSN FAILURE)---------> N-DISCONNECT IND  
  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to   
                    DPC "X" and SSN "Y".   
          Check A: CORE message should be received at the ASP1 containing  
                    the data passed by the SCCP.  
          Check B: A COREF Message should be sent back with appropriate error   
                    code, indicating no user with the desired SSN exists.  
            
  
 diaggarwal(editor)                                      [Page 52] 
 Internet Draft           SUA Conformance Test Plan           [Page 53] 
  
            
          4.2.18 "Connection Oriented Data Ack. Received in response to   
                    CODT with Protocol Class 3, when the other side sends data"   
            
          + TEST NUMBER: 2.18  
            
          + PURPOSE: To check that a CODA message is received in response  
                    to a CODT message in case of Protocol Class 3, when  
                    the other side sends data.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
                    ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
                                  (credit 3)  
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
                 (credit 3)  
            
            
                    CODT ------------>         
                    (ref. number "A")      ---------> N-DATA IND  
                                        (ref. number "A")  
            
            
                    CODT ------------>         
                    (ref. number "A + 1")  ---------> N-DATA IND  
                                        (ref. number "A + 1")  
            
            
                                                 <--------- N-DATA REQ  
  
                         <------------- CODT   
                              (Sequence number "A + 1")  
          TEST DESCRIPTION:  
  
 diaggarwal(editor)                                      [Page 53] 
 Internet Draft           SUA Conformance Test Plan           [Page 54] 
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK message from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send 2 CODT messages from the ASP to send to SGP.   
          Check A: 2 CODT messages should be received at the SGP.  
            
          4. Send N-DATA REQ Primitive from the SGP to ASP.  
          Check B: CODT message should be received at ASP with   
                    Source Ref. number "A + 1".  
            
            
  
 diaggarwal(editor)                                      [Page 54] 
 Internet Draft           SUA Conformance Test Plan           [Page 55] 
  
          4.2.19 "No Response to RELRE Message"   
            
          + TEST NUMBER: 2.19  
            
          + PURPOSE: To check that if a RELRE message is sent and is not responded  
               with, it will retry a number of times and then release  
               the connection.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
            
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
            
            
                    CODT ------------>         
                                                 ---------> N-DATA IND   
                                        (ref. number "A")  
            
                                                 <--------- N-DATA REQ  
                                          
          N-DATA IND<------------- CODT  
  
            
                                                 <--------- N-DISCONNECT REQ  
                                          
          N-DISCONNECT IND<------------- RELRE (Source ref. number "A")             
                                   (Starts timer T(rel))  
                                   (Starts timer T(interval))  
            
          <<<<< T(rel) expires >>>>>  
          N-DISCONNECT IND<------------- RELRE (Source ref. number "A")             
  
 diaggarwal(editor)                                      [Page 55] 
 Internet Draft           SUA Conformance Test Plan           [Page 56] 
                                   (Starts timer T(rel))  
          <<<<< T(rel) expires >>>>>  
          N-DISCONNECT IND<------------- RELRE (Source ref. number "A")             
                                   (Starts timer T(rel))  
          <<<<< T(interval) expires >>>>>  
          N-DISCONNECT IND<------------- RELCO (Source ref. number "A")             
            
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK message from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send CODT message from the ASP to send to SGP.   
          Check A: CODT message should be received at the SGP for   
               Source Ref. number "A".  
            
          4. Send N-DISCONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: RELRE message should be received at the ASP.  
          Check B: No RELCO message MUST be sent to the SGP.  
          Check C: The RELRE message is retransmitted a number of times,   
               till the inactivity timer expires and a RELCO message  
               is sent.  
            
          Note : the Timers T(rel) and T(interval) are purely implementation dependent.  
          The draft does not explicitly mention, however these should be started,   
          in order to safe guard against any loss or ignorance of message at the  
          receiving end, as a part of a recover mechanism.  
            
            
  
 diaggarwal(editor)                                      [Page 56] 
 Internet Draft           SUA Conformance Test Plan           [Page 57] 
  
          4.3 Segmentation And Re-Assembly  
            
            
          4.3.1 "CL Data Transfer Segmentation for Protocol Class 0 on SGP   
                         Side not working as an STP"   
            
          + TEST NUMBER: 3.1  
            
          + PURPOSE: To check that a Connectionless Data transfer message with Size  
               greater than 272 octets is Segmented, if the data transfer  
               is initiated from the SGP Side.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The IUT is running at the SGP.  
            
  
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also   
               arrange the data in SGP such that NIF sends Transfer   
               Request primitive to SUA with Routing Context A,   
               containing protocol class "0" to be sent to DPC X.   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                        (Data length 300 Octets)  
                     <------------- CLDT             
                         (Data Length 272 Octets)  
            
                     <------------- CLDT             
                         (Data Length (300-272) Octets)  
            
           <----------  
          N-UNITDATA IND  
          (Data length 300 Octets)  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA(Data length 300 Bytes) Primitive from the NIF   
                    at SGP to send to ASP.   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP, in two segments, one segment of  
                    272 octets and the next segment of the remaining bytes.  
          Check B: Check that the SUA assembles the segments and gives an  
                    N-UNITDATA indication, of length 300 octets.  
  
 diaggarwal(editor)                                      [Page 57] 
 Internet Draft           SUA Conformance Test Plan           [Page 58] 
            
          The Above Test case should be carried out for Protocol Class "0" and "1".  
            
            
  
 diaggarwal(editor)                                      [Page 58] 
 Internet Draft           SUA Conformance Test Plan           [Page 59] 
  
          4.3.2 "CL Data Transfer Segmentation for Protocol Class 0 on IPSP"   
            
          + TEST NUMBER: 3.2  
            
          + PURPOSE: To check that a Connectionless Data transfer message with Size  
               greater than 272 octets is NOT SEGMENTED, if the data transfer  
               is initiated from the IPSP Side.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               IPSP. The example listed below covers the test case at   
               the IPSP. The IUT is running at the IPSP.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP (with two or more streams. ASP1 is active. Also  
               arrange the data in SGP such that NIF sends Transfer Request  
               primitive to SUA with Routing Context A, containing protocol  
               class "0" to be sent to DPC X.   
            
           EXPECTED MESSAGE SEQUENCE:  
  
               IPSP                              IPSP             NIF  
            
                                               IPSP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                        (Data length 600 Octets)  
                     <------------- CLDT             
                         (Data Length 600 Octets)  
            
           <----------  
          N-UNITDATA IND  
          (Data length 600 Octets)  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA(Data length 600 Bytes) Primitive from the NIF   
                    at SGP to send to ASP.   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP, It SHOULD NOT BE SEGMENTED.  
            
          The Above Test case should be carried out for Protocol Class "0" and "1".  
            
  
 diaggarwal(editor)                                      [Page 59] 
 Internet Draft           SUA Conformance Test Plan           [Page 60] 
  
            
          4.3.3 "CL Data Transfer re-assembly for Protocol Class 0 on SGP  
                    acting as an STP"   
            
          + TEST NUMBER: 3.3  
            
          + PURPOSE: To check that a Connectionless Data transfer message with  
               Size greater than 272 octets is NOT re-assembled, if the SGP is  
               acting as an STP.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The IUT is running at the SGP.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP (with two or more streams. ASP1 is active.   
               Also arrange the data in SGP such that NIF sends   
               Transfer Request primitive to SUA with Routing Context   
               A, containing protocol class "0" to be sent to DPC X.   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          
                         <------------- CLDT   
                              (Data length 300 Octets)  
                              (SGP Figures out it has to behave   
                              as an STP for this message)             
          CLDT <----------  
          (Data length 272 Octets)  
            
                         <------------- CLDT   
  
                              (Data length (300-272) Octets)  
          CLDT <----------  
          (Data length (300-272) Octets)  
            
            
            
          TEST DESCRIPTION:  
            
          1. SGP is acting as a RELAY NODE and received segmented messages.   
          Check A: CLDT message SHOULD NOT be re-assembled , and passed on  
                    to ASP as they are.  
            
          The Above Test case should be carried out for Protocol Class "0" and "1".  
            
  
 diaggarwal(editor)                                      [Page 60] 
 Internet Draft           SUA Conformance Test Plan           [Page 61] 
  
    4.3.4 "Connection oriented Data transfer Segmentation on SGP Side"   
            
          + TEST NUMBER: 3.4  
            
          + PURPOSE: To check that if a N-DATA request is issued to SUA at  
               SGP side with length greater than 255, is not segmented.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The IUT is running at the SGP.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
                                                 <--------- N-DATA REQ  
                                         (Length 300 octets)  
                    <------------- CODT (Source ref. number "A")             
                         (Length 300 octets)  
          N-DATA IND <----------  
          (Length 300 octets)  
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send COAK message from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send N-DATA REQ Primitive (with length 300)from the SGP to ASP.   
  
          Check A: CODT message should be received at the ASP.  
          Check B: CODT message SHOULD NOT be segmented.  
          The Above Test case should be carried out for Protocol Class "2" and "3".  
            
            
  
 diaggarwal(editor)                                      [Page 61] 
 Internet Draft           SUA Conformance Test Plan           [Page 62] 
  
          4.3.5 "Connection oriented Data transfer Segmentation on ASP Side"   
            
          + TEST NUMBER: 3.5  
            
          + PURPOSE: To check that if a N-DATA request is issued to SUA at  
               ASP side with length greater than 255, is segmented.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               ASP. The IUT is running at the ASP.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
            
          N-CONNECT RESPONSE -------->  
                    COAK ------------>         
                 (Dest ref. number "A")            ---------> N-CONNECT CONFIRM IND  
            
          N-DATA REQ -------->  
          (Length 300 octets)  
                    CODT ------------>         
                    (Length 272 octets)  
            
                    CODT ------------>         
                    (Length (300-272) octets)  
                                   ---------> N-DATA IND  
                                        (Length 300 octets)  
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-CONNECT RESPONSE Primitive from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send N-DATA REQ Primitive (with length 300)from the ASP to SGP.   
          Check A: CODT message should be received at the ASP.  
          Check B: CODT message SHOULD BE segmented.  
          The Above Test case should be carried out for Protocol Class "2" and "3".  
  
 diaggarwal(editor)                                      [Page 62] 
 Internet Draft           SUA Conformance Test Plan           [Page 63] 
                     
          4.3.6 "Connection oriented Data transfer Segmentation on IPSP Side"   
  
            
          + TEST NUMBER: 3.6  
            
          + PURPOSE: To check that if a N-DATA request is issued to SUA at IPSP side  
               with length greater than 255, IS NOT SEGMENTED.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               IPSP. The IUT is running at the IPSP.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               IPSP and IPSP  
            
            
           EXPECTED MESSAGE SEQUENCE:  
               IPSP                              IPSP             NIF  
            
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
            
          N-CONNECT RESPONSE -------->  
                    COAK ------------>         
                 (Dest ref. number "A")            ---------> N-CONNECT CONFIRM IND  
            
          N-DATA REQ -------->  
          (Length 300 octets)  
                    CODT ------------>         
                    (Length 300 octets)  
                                   ---------> N-DATA IND  
                                        (Length 300 octets)  
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-CONNECT RESPONSE Primitive from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send N-DATA REQ Primitive (with length 300)from the ASP to SGP.   
          Check A: CODT message should be received at the ASP.  
          Check B: CODT message SHOULD NOT BE segmented.  
          The Above Test case should be carried out for Protocol Class "2" and "3".  
            
            
  
 diaggarwal(editor)                                      [Page 63] 
 Internet Draft           SUA Conformance Test Plan           [Page 64] 
  
          4.3.7 "Connection oriented Data transfer re-assembly on IPSP Side"   
            
          + TEST NUMBER: 3.7  
            
          + PURPOSE: To check that if segmented CODT messages are received by IPSP,  
               they are re-assembled into N-DATA IND.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               IPSP. The IUT is running at the IPSP.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
  
               IPSP and IPSP.  
            
            
           EXPECTED MESSAGE SEQUENCE:  
                                                 IPSP  
            
                    CODT ------------>         
               ( Segmented )  
                    (Length 272 octets)  
                    CODT ------------>         
               ( Segmented )  
                    (Length (300-272) octets)  
            
                                   ---------> N-DATA IND  
                                        (Length 300 octets)  
            
          TEST DESCRIPTION:  
            
          1. Generate Segmented CODT Messages towards the IPSP.   
          Check A: CODT messages should be received at the IPSP.  
          Check B: CODT messages SHOULD BE RE-ASSEMBLED and N-DATA IND   
                    should be given to user.  
            
          The Above Test case should be carried out for Protocol Class "2" and "3".  
            
            
  
 diaggarwal(editor)                                      [Page 64] 
 Internet Draft           SUA Conformance Test Plan           [Page 65] 
  
          4.4 Routing Procedures  
            
            
          4.4.1 "CL Data Transfer for Protocol Class 0, Route on GT"   
            
          + TEST NUMBER: 4.1  
            
          + PURPOSE: To check that successful GT Translation takes place and  
               Connectionless Data transfer occurs from one PC to another.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also arrange   
               the data in SGP such that NIF sends Transfer Request primitive   
               to SUA with Routing Context A, containing protocol class "0"   
               to be sent to GT "X". Configure the SCCP Routing control route   
               GT "X" to DPC of ASP and SSN which is available at ASP.  
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          (Route on GT)  
                    <------------- CLDT             
                         (Route on GT)  
  
              <------------  
          N-UNITDATA IND   
          (GT Translated to local PC and SSN)  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to GT "X".   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          The Above Test case should be carried out for Protocol Class "0" "1".  
            
            
  
 diaggarwal(editor)                                      [Page 65] 
 Internet Draft           SUA Conformance Test Plan           [Page 66] 
  
          4.4.2 "CL Data Transfer for Protocol Class 0, Route on GT Failure,   
                         with return Option set"   
            
          + TEST NUMBER: 4.2  
            
          + PURPOSE: To check that if GT Translation fails and return   
               option is set Connectionless Data response is sent back.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP. However the   
               same MUST be executed at IPSP and SGP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also arrange  
               the data in SGP such that NIF sends Transfer Request primitive 
               to SUA with Routing Context A, containing protocol class "0"  
               to be sent to GT "X". Configure the SCCP Routing control route  
               GT "X" to DPC of ASP and SSN which is NOT AVAILABLE at ASP.  
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                    <------------- CLDT             
                         (Route on GT)  
                         (return option set)   
              <------------  
          ERROR  
                    CLDR ------------->              
                       (Route on GT FAILURE)     ---------> N-NOTICE IND  
            
            
          TEST DESCRIPTION:  
            
          1. Send CLDT message from the NIF at SGP to send to GT "X".   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          Check B: A CLDR Message should be sent back in response to   
               the GT Routing Failure, as the return option is set.  
          The Above Test case should be carried out for Protocol Class "0" and "1".  
  
            
  
 diaggarwal(editor)                                      [Page 66] 
 Internet Draft           SUA Conformance Test Plan           [Page 67] 
  
            
          4.4.3 "CL Data Transfer for Protocol Class 0, Route on GT   
                    Failure, return Option NOT set"   
            
          + TEST NUMBER: 4.3  
            
          + PURPOSE: To check that if GT Translation fails and return option is NOT   
               set Connectionless Data response is sent back.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also arrange  
               the data in SGP such that NIF sends Transfer Request primitive  
               to SUA with Routing Context A, containing protocol class "0"  
               to be sent to GT "X". Configure the SCCP Routing control route  
               GT "X" to DPC of ASP and SSN which is NOT AVAILABLE at ASP.  
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          (Route on GT)  
                                          (return option NOT set)   
                    <------------- CLDT             
                         (Route on GT)  
            
              <------------  
          ERROR  
             
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to GT "X".   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          Check B: A CLDR Message SHOULD NOT BE sent back in response to   
               the GT Routing Failure, as the return option is NOT set.  
  
          The Above Test case should be carried out for Protocol Class "0" and "1".  
            
            
  
 diaggarwal(editor)                                      [Page 67] 
 Internet Draft           SUA Conformance Test Plan           [Page 68] 
  
          4.4.4 "CL Data Transfer for Protocol Class 0, Route on DPC"   
            
          + TEST NUMBER: 4.4  
            
          + PURPOSE: To check that Connectionless Data transfer occurs from one   
                    PC to another, when routing is DPC based.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
                    and ASP (with two or more streams. ASP1 is active.   
                    Also arrange the data in SGP such that NIF sends   
                    Transfer Request primitive to SUA with Routing Context A,   
                    containing protocol class "0" to be sent to DPC "X".  
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            (DPC = X)  
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          (Route on DPC)  
                    <------------- CLDT             
                         (Route on DPC)  
              <------------  
          N-UNITDATA IND   
          (IND is given to appropriate user)  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to DPC "X".   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          The Above Test case should be carried out for Protocol Class "0" and "1".  
            
            
  
 diaggarwal(editor)                                      [Page 68] 
 Internet Draft           SUA Conformance Test Plan           [Page 69] 
  
          4.4.5 "CL Data Transfer for Protocol Class 0, Route on DPC+SSN "   
            
          + TEST NUMBER: 4.5  
            
          + PURPOSE: To check that Connectionless Data transfer occurs from one   
               PC to another, when routing is DPC+SSN based.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also   
               arrange the data in SGP such that NIF sends Transfer   
               Request   primitive to SUA with Routing Context A, containing   
               protocol class "0" to be sent to DPC "X" and SSN "Y".  
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            (DPC = X)  
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          (Route on DPC+SSN)  
                    <------------- CLDT             
  
                         (Route on DPC+SSN)  
              <------------  
          N-UNITDATA IND   
          (IND is given to user with SSN "Y")  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to  
                    DPC "X" and SSN "Y".   
          Check A: CLDT message should be received at the ASP1 containing  
                    the data passed by the SCCP.  
          The Above Test case should be carried out for Protocol Class  
                   "0" and "1".  
            
            
  
 diaggarwal(editor)                                      [Page 69] 
 Internet Draft           SUA Conformance Test Plan           [Page 70] 
  
          4.4.6 "CL Data Transfer for Protocol Class 0, Route on DPC+SSN  
                   FAILURE with return option set"   
            
          + TEST NUMBER: 4.6  
            
          + PURPOSE: To check that when routing is DPC+SSN based, and   
               the peer fails to locate a user, a CLDR message is   
               sent back if return option is set.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP. However the   
               same MUST be executed at IPSP and SGP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams. ASP1 is active.   
               Also arrange the data in SGP such that NIF sends Transfer   
               Request primitive to SUA with Routing Context A,   
               containing protocol class "0" to be sent to DPC "X"   
               and SSN "Y". No user should be registered with the   
               SSN "Y" on the ASP side.  
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            (DPC = X)  
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          (Route on DPC+SSN)  
                                          (Return option set)  
                    <------------- CLDT             
                         (Route on DPC+SSN)  
              <------------  
          ERROR(no SSN found)  
            
                    CLDR ------------->              
                       (Route on DPC+SSN FAILURE)---------> N-NOTICE IND  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to   
                    DPC "X" and SSN "Y".   
  
          Check A: CLDT message should be received at the ASP1 containing  
                    the data passed by the SCCP.  
          Check B: A CLDR Message should be sent back with appropriate error   
                    code, indicating no user with the desired SSN exists.  
            
  
 diaggarwal(editor)                                      [Page 70] 
 Internet Draft           SUA Conformance Test Plan           [Page 71] 
          The Above Test case should be carried out for Protocol Class "0" and "1".  
            
            
  
 diaggarwal(editor)                                      [Page 71] 
 Internet Draft           SUA Conformance Test Plan           [Page 72] 
  
          4.4.7 "CL Data Transfer for Protocol Class 0, Route on DPC+SSN FAILURE  
                    with return option NOT set"   
            
          + TEST NUMBER: 4.7  
            
          + PURPOSE: To check that when routing is DPC+SSN based, and the   
               peer fails to locate a user, a CLDR message is sent   
               back if return option is NOT set.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the ASP. The IUT is running at the ASP. However the   
               same MUST be executed at IPSP and SGP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also arrange  
               the data in SGP such that NIF sends Transfer Request primitive  
               to SUA with Routing Context A, containing protocol class "0"  
               to be sent to DPC "X" and SSN "Y". No user should be registered  
               with the SSN "Y" on the ASP side.  
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            (DPC = X)  
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          (Route on DPC+SSN)  
                                          (Return option not set)  
                    <------------- CLDT             
                         (Route on DPC+SSN)  
              <------------  
          ERROR(no SSN found)  
            
          N-UNITDATA REQ     
          (Route on DPC+SSN)  
          (Return option not set)  
                    CLDT ------------->              
                       (Route on DPC+SSN          ---------> ERROR(no SSN found)  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to DPC "X"  
                    and SSN "Y".   
          Check A: CLDT message should be received at the ASP1 containing  
                    the data passed by the SCCP.  
            
          The Above Test case should be carried out for Protocol Class "0" and "1".  
  
 diaggarwal(editor)                                      [Page 72] 
 Internet Draft           SUA Conformance Test Plan           [Page 73] 
  
                     
          4.4.8 "CL Data Transfer for Protocol Class 0, Route on Hostname"   
            
          + TEST NUMBER: 4.8  
            
          + PURPOSE: To check that successful Hostname DNS lookup takes place then  
               Connectionless Data transfer occurs from one PC to another.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also   
               arrange the data in SGP such that NIF sends Transfer   
               Request primitive to SUA with Routing Context A,   
               containing protocol class "0" to be sent to Hostname "X".   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          (Route on Hostname)  
                    <------------- CLDT             
                         (Route on Hostname)  
              <------------  
          N-UNITDATA IND   
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to Hostname "X".   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          The Above Test case should be carried out for Protocol Class "0" "1".  
            
  
 diaggarwal(editor)                                      [Page 73] 
 Internet Draft           SUA Conformance Test Plan           [Page 74] 
  
            
          4.4.9 "CL Data Transfer for Protocol Class 0, Route on IP in   
                    dotted-decimal Form"   
            
          + TEST NUMBER: 4.9  
            
          + PURPOSE: To check that successful Connectionless Data transfer  
               occurs from one PC to another, when routing is based on Ip  
               in dotted-decimal Form.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
            
  
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active. Also   
               arrange the data in SGP such that NIF sends Transfer   
               Request primitive to SUA with Routing Context A,   
               containing protocol class "0" to be sent to IP "A.B.C.D".   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          (Route on IP "A.B.C.D")  
                    <------------- CLDT             
                         (Route on IP "A.B.C.D")  
              <------------  
          N-UNITDATA IND   
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to   
                    IP "A.B.C.D".   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
          The Above Test case should be carried out for Protocol Class "0" and 
                    "1".  
            
            
  
 diaggarwal(editor)                                      [Page 74] 
 Internet Draft           SUA Conformance Test Plan           [Page 75] 
  
          4.4.10 "CL Data Transfer for Protocol Class 0, Route on Hostname  
                    FAILURE"   
            
          + TEST NUMBER: 4.10  
            
          + PURPOSE: To check that successful Hostname DNS lookup FAILS then  
               Connectionless Data transfer fails.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP  
               and ASP (with two or more streams. ASP1 is active. Also   
               arrange the data in SGP such that NIF sends Transfer Request  
               primitive to SUA with Routing Context A, containing protocol  
               class "0" to be sent to Hostname "X".   
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-UNITDATA REQ  
                                          (Route on Hostname)  
                         (Hostname Resolution Fails)  
                                   ---------> Error  
                                
  
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to  
                   Hostname "X".   
          Check A: Error Indication Should be sent to the SM.  
            
          The Above Test case should be carried out for Protocol Class "0" "1".  
            
            
  
 diaggarwal(editor)                                      [Page 75] 
 Internet Draft           SUA Conformance Test Plan           [Page 76] 
  
          4.4.11 "Successful connection establishment and termination Route on GT"   
            
          + TEST NUMBER: 4.11  
            
          + PURPOSE: To check connection establishment and termination Route on GT  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at both the SGP and ASP. The IUT is running at both   
               the SGP and ASP. However the same MUST be executed at IPSP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          (Route on GT)                 
                 
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
            
          N-CONNECT RESPONSE -------->  
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
          N-DATA REQ -------->  
            
                    CODT ------------>         
                                                 ---------> N-DATA IND   
                                        (ref. number "A")  
            
                                                 <--------- N-DATA REQ  
                                          
          N-DATA IND<------------- CODT  
            
                                                 <--------- N-DISCONNECT REQ  
                                          
          N-DISCONNECT IND<------------- RELRE (Source ref. number "A")             
            
                    RELCO------------>         
                 (Dest ref. number "A")          ---------> N-DISCONNECT IND  
            
          N-DATA REQ -------->  
  
  
 diaggarwal(editor)                                      [Page 76] 
 Internet Draft           SUA Conformance Test Plan           [Page 77] 
          <--------- ERROR (Connection Does not exist)  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ(Dest Address should be in GT form ) Primitive   
                    from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
          2. Send N-CONNECT RESPONSE Primitive from the ASP to send to SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send N-DATA REQ Primitive from the ASP to send to SGP.   
          Check A: CODT message should be received at the SGP.  
          Check B: CODT message should be received for Source Ref. number "A".  
            
          4. Send N-DISCONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: RELRE message should be received at the ASP.  
          Check B: RELCO message should be received at the SGP.  
            
          5. Send N-DATA REQ Primitive from the ASP to send to SGP.   
          Check A: Should result in error.  
            
          Test cases 2.4.1 to 2.4.10 MUST be tested as per the scenario 2.4.11,  
          to ensure their proper functioning for Protocol Class "2" and "3".  
            
            
  
  
  
  
 diaggarwal(editor)                                      [Page 77] 
 Internet Draft           SUA Conformance Test Plan           [Page 78] 
  
          4.5 Relay node Functionality  
            
          4.5.1 "Relay mode operation, Route on GT "   
            
          + TEST NUMBER: 5.1  
            
          + PURPOSE: To check that if we receive a message with GT, and the   
               GT Translation does not route to local PC and   
               local user, the message is routed to the destination PC.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP, ASP and the IPSP also. The IUT is running   
               at all the three nodes.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP (with two or more streams. ASP1 is active.   
               Also arrange the data in SGP such that NIF sends Transfer   
               Request primitive to SUA with Routing Context A,   
               containing protocol class "0" to be sent to GT "X".  
            
            
           EXPECTED MESSAGE SEQUENCE:  
            
               IPSP           ASP                       SGP             NIF  
                           
                                          
                                                        <--------- N-UNITDATA REQ  
                                                    (Route on GT)  
  
                                   <------------- CLDT             
                                        (Route on GT)  
                           
                         (GT Translated to DPC "Y" and GT)  
                 
                    <------------- CLDT             
                         (Route on GT)  
                           
          <------------  
          N-UNITDATA IND   
          (GT Translated to local PC and SSN)  
            
            
          TEST DESCRIPTION:  
            
          1. Send N-UNITDATA Primitive from the NIF at SGP to send to GT "X".   
          Check A: CLDT message should be received at the ASP1 containing   
                    the data passed by the SCCP.  
  
 diaggarwal(editor)                                      [Page 78] 
 Internet Draft           SUA Conformance Test Plan           [Page 79] 
          Check B: The Message receives a GT, which translates to a new GT,  
                    and the message is sent to the DPC(found out by   
                    translation of GT).  
            
          The Above Test case should be carried out for Protocol Class "0" and "1".  
            
  
 diaggarwal(editor)                                      [Page 79] 
 Internet Draft           SUA Conformance Test Plan           [Page 80] 
  
            
          4.6 Timer validation  
            
          4.6.1 "Validation of Timer T(ack)"   
            
          + TEST NUMBER: 6.1  
            
          + PURPOSE: To check that if the asp does not receive an ASP-UP-ACK  
               after sending an ASP-UP for a period of Timer T(ack),  
               it retransmits the ASP_UP message.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
           ASPUP      ---------------->  
                                        Status Ind ------->    
          <<Timer T(ack)=2 expires>>  
           ASPUP      ---------------->  
                                        Status Ind ------->    
            
            
             
          TEST DESCRIPTION:  
  
            
          1. Send ASPUP message to the SGP in ASP-Down state.  
            
          2. Do not reply to the ASP-UP message with an ASP-UP-ACK  
               message.  
          Check A: After the expiry of the timer T(ack), the ASP-UP Message  
               is retransmitted.  
          Check B: The duration of the Timer T(ack) = 2 Seconds.  
            
          The above test case is to be carried out on SGP, ASP and IPSP.  
            
            
  
 diaggarwal(editor)                                      [Page 80] 
 Internet Draft           SUA Conformance Test Plan           [Page 81] 
  
          4.6.2 "Validation of Timer T(beat)"  
            
          + TEST NUMBER : 6.2  
            
          + PURPOSE: To check that if ASP is in active state and no message  
               transfer occurs for a time period of T(beat)=30 Seconds,   
               a BEAT Message SHOULD be transmitted which is   
               acknowledged by a BEAT_ACK message  
            
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and AS is in AS-Down state i.e. ASP1 is down.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
                                        AS is down   
            
           ASPUP      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Up-Ack  
            
                   <---------------   NTFY(ASP-InActive)  
            
           ASPAC       ---------------->  
                                         Status Ind ------->    
            
                      <---------------   ASP-Active-Ack  
            
                      <---------------   NTFY(ASP-Active)  
                         (Timer T(Beat)=30 Seconds starts)  
                         (Timer T(Beat)=30 Seconds expires)  
            
                      <---------------   BEAT  
           BEAT-ACK   ---------------->  
            
           BEAT       ---------------->  
                      <---------------   BEAT-ACK  
            
          TEST DESCRIPTION:  
  
          1. Send ASPUP message to the SGP in ASP-Down state. ASP-Up-Ack and  
             NTFY (AS-Up) message will come from the SGP. Send ASPUP message   
             again from the AS for the same ASP.  
  
 diaggarwal(editor)                                      [Page 81] 
 Internet Draft           SUA Conformance Test Plan           [Page 82] 
          Check A: ASP-Up-Ack message should be received at AS.  
          Check B: State of ASP at SGP is not disturbed i.e. ASP remains in   
             the Up state. Send ASPAC message with valid Type and Routing Context  
             for the ASP1 and ASP-Active-Ack message should come.  
            
          2. Do not send any more messages for the connection.  
          Check A: After a Period of T(Beat) = 30 Seconds, a BEAT Message   
               SHOULD be originating from the ASP/SGP Side after every 30 seconds.  
          Check B: A BEAT_ACK MUST be sent from the SGP after receiving a BEAT message.  
            
          Note1 : The Inactivity send Timer  and the Inactivity receive timer tests   
                    have been covered in the test case "Connection Oriented   
                    Inactivity test in Protocol Class 3"  
          Note2 : The pending timer tests have been covered in the test case   
                    "Validation of AS pending Behavior"  
            
            
  
 diaggarwal(editor)                                      [Page 82] 
 Internet Draft           SUA Conformance Test Plan           [Page 83] 
  
          4.6.3 "validation of Inactivity receive timer T(iar)"   
            
          + TEST NUMBER: 2.9  
            
          + PURPOSE: To check the Connection Oriented Inactivity receive timer   
               in Protocol Class 3.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP and ASP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams. ASP1 is active.   
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                                               ASP is active  
            
                                                 <--------- N-CONNECT REQ  
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
                                  (Protocol Class 3)  
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
            
                    CODT ------------>         
                       (Seq. Number 1)         ---------> N-DATA IND  
                                        (ref. number "A")  
            
                         <------------- CODA   
            
  
          <<<< No COIT message should flow for "T(iar),Inactivity  
                                       recv timer= 15 minutes" >>>>>  
            
          N-DISCONNECT IND<------------- RELCO   
            
             
          TEST DESCRIPTION:  
            
          1. Send N-CONNECT REQ Primitive from the NIF at SGP to send to ASP.   
          Check A: CORE message should be received at the ASP.  
            
  
 diaggarwal(editor)                                      [Page 83] 
 Internet Draft           SUA Conformance Test Plan           [Page 84] 
          2. Send COAK message from the ASP to the SGP.   
          Check A: COAK message should be received at the SGP.  
            
          3. Send CODT message from the ASP to the SGP.   
          Check A: CODT message should be received at the SGP.  
          Check B: CODA message should be received at ASP with Source   
                    Ref. number "A".  
            
          4. No COIT Message should flow for a period of "T(iar),Inactivity   
                    recv timer= 15 minutes.   
          Check A: The Connection Should be released.  
            
            
  
 diaggarwal(editor)                                      [Page 84] 
 Internet Draft           SUA Conformance Test Plan           [Page 85] 
  
          4.7 ASPM Procedures  
            
            
          4.7.1 "Validation of AS pending Behavior : recovery case"   
            
          + TEST NUMBER: 7.1  
            
          + PURPOSE: To check that if an asp transitions to ASP-DOWN or  
               ASP-INACTIVE state and it the last active ASP in the AS  
               the AS Moves to AS Pending State, and if the AS Buffers  
               messages for the ASPs for a timer duration of Tr = 2 seconds  
               and after receiving ASP-ACTIVE message, it transmits the  
               messages to the active ASP.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The example listed below covers the IUT running at   
               the SGP.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP (with two or more streams. ASP is active.   
               The AS Should be having one and only one ASP.  
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
                         ASP is Active  
           ASPDN      ---------------->  
                                        Status Ind ------->    
                         (Since this is the last Active ASP  
                         in the AS the AS moves to pending state)  
            
                                        Status Ind ------->    
            
  
                         (timer tr=2 seconds starts)  
                      <<Messages are buffered>>  <--------- N-CONNECT REQ  
                      <<Messages are buffered>>  <--------- N-UNITDATA REQ           
            
           ASPAC      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Active-Ack  
            
                      <---------------   NTFY(ASP-Active)  
            
                                          
          N-CONNECT IND  <------------- CORE (Source ref. number "A")             
            
          N-UNITDATA IND  <------------- CLDT  
  
 diaggarwal(editor)                                      [Page 85] 
 Internet Draft           SUA Conformance Test Plan           [Page 86] 
            
            
                    COAK ------------>         
                 (Dest ref. number "A")          ---------> N-CONNECT CONFIRM IND  
            
            
                    CODT ------------>         
                                                 ---------> N-DATA IND  
                                                  (ref. number "A")  
            
                                                 <--------- N-DATA REQ  
                                          
          N-DATA IND<------------- CODT  
            
            
          TEST DESCRIPTION:  
          1. Send ASPDN message to the SGP in ASP-active state.  
          Check A: Since this is the only ASP in the AS, the AS  
                    should move to AS Pending State.  
            
          2. send N-CONNECT REQ destined to the ASP.  
          Check A: The CORE Message should not be sent to the ASP.  
            
          3. send N-UNITDATA REQ destined to the ASP.  
          Check A: The CLDT Message should not be sent to the ASP.  
            
          4. send ASPAC Message to the SGP, before the timer t(r)=2   
                    Seconds expires.  
          Check A: The CORE and the CLDT Messages should now reach  
                    the SGP.  
            
          5. send COAK Message to the SGP.  
          Check A: The COAK Message should reach the SGP, and the connection  
                    should be established.  
            
          6. send CODT Messages in both directions.  
          Check A: The CODT Messages should reach the both ends.  
            
  
 diaggarwal(editor)                                      [Page 86] 
 Internet Draft           SUA Conformance Test Plan           [Page 87] 
  
            
          4.7.2 "Validation of AS pending Behavior : recovery Failure"   
            
          + TEST NUMBER: 7.2  
  
            
          + PURPOSE: To check that if an asp transitions to ASP-DOWN or ASP-INACTIVE  
               state and it the last active ASP in the AS the AS Moves to   
               AS Pending State, and if the AS Buffers messages for the ASPs  
               for a timer duration of Tr = 2 seconds and after the timer  
               t(r) expiry, it discards all the messages, and move to   
               appropriate state.  
               a) move to AS Inactive : if at least one ASP is in ASP-  
                                 INACTIVE state.  
               b) else move to AS-Down State.  
            
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The example listed below covers the IUT running at   
               the SGP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP (with two or more streams. ASP is active.   
               The AS Should be having one and only one ASP.  
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
                         ASP is Active  
           ASPDN      ---------------->  
                                        Status Ind ------->    
                         (Since this is the last Active ASP  
                         in the AS the AS moves to pending state)  
            
                                        Status Ind ------->    
            
                         (timer tr=2 seconds starts)  
                      <<Messages are buffered>>  <--------- N-CONNECT REQ  
                      <<Messages are buffered>>  <--------- N-UNITDATA REQ           
            
            
                         (timer tr=2 seconds Expires)  
            
          a) At least 1 ASP Is INACTIVE.  
                      
                         (AS Moves to AS-INACTIVE State)  
                                        Status Ind ------->    
          b) All the Concerned ASPs are in DOWN State.  
  
 diaggarwal(editor)                                      [Page 87] 
 Internet Draft           SUA Conformance Test Plan           [Page 88] 
                         (AS Moves to AS-DOWN State)  
                                        Status Ind ------->    
            
          TEST DESCRIPTION:  
            
          1. Send ASPDN message to the SGP in ASP-active state.  
          Check A: Since this is the only ASP in the AS, the AS  
               should move to AS Pending State.  
            
          2. send N-CONNECT REQ destined to the ASP.  
          Check A: The CORE Message should not be sent to the ASP.  
            
          3. send N-UNITDATA REQ destined to the ASP.  
  
          Check A: The CLDT Message should not be sent to the ASP.  
          Check B: The Timer T(r) will expire on the SGP Side.  
          Check C: The AS Should move to AS-INACTIVE state if   
                    at least 1 ASP is active else it will move to   
                    AS-DOWN state.  
            
          The above test case MUST be carried out for both AS-INACTIVE  
               and AS-DOWN Transitions.  
            
  
 diaggarwal(editor)                                      [Page 88] 
 Internet Draft           SUA Conformance Test Plan           [Page 89] 
  
            
          4.7.3 "Handling of SCTP-CDI and SCTP-RI"   
            
          + TEST NUMBER: 7.3  
            
          + PURPOSE: To check that if the Underlying SCTP layer gives  
               an SCTP-CDI or an SCTP-RI, the ASP moves to ASP-DOWN.  
            
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP, ASP and IPSP. The example listed below covers the IUT   
               running at the ASP. However the same must be executed at the  
               SGP and the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP (with two or more streams. ASP is active.  
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
                         ASP is Active  
            
                      <-----SCTP-CDI/SCTP-RI  
            
          M-SCTP_STATUS IND  <-----  
          (ASP Moves to ASP-DOWN State)  
            
             
          TEST DESCRIPTION:  
            
          1. Generate an SCTP-CDI Indication from the SCTP layer.  
          Check A: The ASP Should move to the ASP-DOWN State.  
            
          The Above test case MUST be carried out for SCTP-CDI and SCTP-RI.  
            
            
  
 diaggarwal(editor)                                      [Page 89] 
 Internet Draft           SUA Conformance Test Plan           [Page 90] 
  
          4.7.4 "Handling of Invalid messages at ASP and SGP"   
            
          + TEST NUMBER: 7.4  
            
          + PURPOSE: To check that if the ASP receives an ASP-UP  
               message it discards the message.  
            
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               ASP. The example listed below covers the IUT running at   
               the ASP.  
  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP (with two or more streams.  
            
            
           EXPECTED MESSAGE SEQUENCE:  
               ASP                              SGP             NIF  
            
                      <---------------   ASP-UP  
            
              <------------  
          ERROR  
            
             
          TEST DESCRIPTION:  
            
          1. Generate an ASP-UP Message to be destined to the ASP.  
          Check A: The ASP Should discard this message and report   
                    an error to SM.  
            
            
          The Above test case MUST be carried out for the following combinations  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          Stack               Message to be Rejected  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
          ASP                 ASPUP  
                              ASPDN  
                              ASPAC  
                              ASPIA                 
                              NTFY  
                              DAUD  
                              REG_REQ  
                              DEREG_REQ  
                              BEAT  
                              BEAT_ACK  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
  
 diaggarwal(editor)                                      [Page 90] 
 Internet Draft           SUA Conformance Test Plan           [Page 91] 
          SGP                 DUNA  
                              DAVA  
                              SCON  
                              DUPU  
                              ASPUP_ACK  
                              ASPDN_ACK  
                              ASPAC_ACK  
                              ASPIA_ACK  
                              REG_RSP                    
                              DEREG_RSP   
                              BEAT  
                              BEAT_ACK  
          ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  
            
            
  
 diaggarwal(editor)                                      [Page 91] 
 Internet Draft           SUA Conformance Test Plan           [Page 92] 
  
          4.7.5 "Dynamic registration of Routing Key Success"  
            
          + TEST NUMBER : 7.5  
            
          + PURPOSE: To check the Dynamic Registration procedures for Routing  
               Keys.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP and IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and AS and AS is in AS-Down state i.e. ASP1 is ACTIVE. SGP   
               has Routing Key already added as RK1 and Routing Context   
               as RC1.  
            
            
           EXPECTED MESSAGE SEQUENCE:  
           ASP                           SGP             SM + NIF   
            
            
               CLDT ------------->              
              (Routing Context RC2)         ---------> ERROR  
            
                      <---------------   ERR(Invalid Routing Context = 0x10)  
            
           REG_REQ    ---------------->  
           (Routing Key RK2)              Status Ind ------->    
                              (The New Routing Key RK2 and an  
                              AS is created, the ASP is added in   
                              this AS.  
                                
                      <---------------   REG_RSP  
                              (Routing Context RC2)  
            
           ASPUP      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Inactive-Ack  
            
                      <---------------   NTFY(ASP-Inactive)  
            
           ASPAC      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Active-Ack  
            
                      <---------------   NTFY(ASP-Active)  
  
 diaggarwal(editor)                                      [Page 92] 
 Internet Draft           SUA Conformance Test Plan           [Page 93] 
            
            
               CLDT ------------->              
            (Routing Context RC2)           ---------> N-UNITDATA IND  
            
            
                                                 <--------- N-UNITDATA REQ  
                                        (Routing Context RC2)  
          N-UNITDATA IND <------------- CLDT             
                         (Routing Context RC2)  
            
            
           ASPIA      ---------------->  
  
          (Routing Context RC2)          Status Ind ------->    
            
                      <---------------   ASP-Inactive-Ack  
                              (Routing Context RC2)  
                      <---------------   NTFY(ASP-Inactive)  
            
            
           DEREG_REQ    ---------------->  
           (Routing Key RK2)              Status Ind ------->    
                              (The ASP related to the Routing Key   
                              RK2 is deleted from the AS.  
                                
                      <---------------   DEREG_RSP  
                              (Routing Context RC2)  
            
               CLDT ------------->              
          (Routing Context RC2)             ---------> ERROR  
            
                      <---------------   ERR(Invalid Routing Context = 0x10)  
            
            
            
          TEST DESCRIPTION:  
          1. Send a CLDT message from the ASP Side, with Routing Context as RC2.  
          Check A: CLDT Message with Routing Context RC2 should reach the SGP.  
          Check B: An ERROR indication should be given to SM.  
          Check C: An ERR Message should be sent to the peer ASP with error code  
                    as "Invalid Routing Context" = 0x10.  
            
          2. Send a N-REG REQ from the ASP Side, with Routing Context as RC2.  
          Check A: A Status indication should be given to SM.  
          Check B: The SGP MAY create the new Routing key, and if an Appropriate  
                    AS is not found, then a New AS is created and this   
                    ASP is added in the newly created AS.  
          Check C: A REG_RSP Message should be received at the ASP with the new  
                    Routing Context as RC2.  
  
 diaggarwal(editor)                                      [Page 93] 
 Internet Draft           SUA Conformance Test Plan           [Page 94] 
            
          3. send ASPUP Message to the SGP.  
          Check A: ASPUP_ACK message MUST be sent in response to the UP message.  
            
          4. send ASPAC Message to the SGP.  
          Check A: ASPAC_ACK message MUST be sent in response to the UP message.  
            
          5. Send a N-UNITDATA REQ from the ASP Side, with Routing Context as RC2.  
          Check A: CLDT Message with Routing Context RC2 should reach the SGP.  
          Check B: An N-UNITDATA IND Should be given.  
            
          6. Send a N-DEREG REQ from the ASP Side, with Routing Key as RK2.  
          Check A: A Status indication should be given to SM.  
            
          7. Send a N-UNITDATA REQ from the ASP Side, with Routing Context as RC2.  
          Check A: CLDT Message with Routing Context RC2 should reach the SGP.  
          Check B: An ERROR indication should be given to SM.  
          Check C: An ERR Message should be sent to the peer ASP with error code  
                    as "Invalid Routing Context" = 0x10.  
            
            
  
 diaggarwal(editor)                                      [Page 94] 
 Internet Draft           SUA Conformance Test Plan           [Page 95] 
  
  
          4.7.6 "ASPUP_ACK message wait state"  
            
          + TEST NUMBER : 7.6  
            
          + PURPOSE: To check that if ASPUP message is sent to the SGP, then   
               The ASP should discard any other message, till an   
               ASPUP_ACK message is received.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The example listed below covers the IUT running at   
               the SGP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and AS is in AS-Down state i.e. ASP1 is down. Arrange the   
               data in AS such that ASPUP message is sent to the SGP two   
               times on stream 0.  
            
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
                                        AS is Down   
            
           ASPUP      ---------------->  
                                        Status Ind ------->    
            
           REG_REQ    ---------------->  
                                      
              <------------  
          ERROR  
            
            
           ASPAC       ---------------->  
            
              <------------  
          ERROR  
            
            
          TEST DESCRIPTION:  
          1. Send ASPUP message to the SGP in ASP-Down state. ASP-Up-Ack and  
               NTFY (AS-Up) message will come from the SGP. Send ASPUP message   
               again from the AS for the same ASP.  
          2. send a REG_REQ message from the ASP, before it gets an ASPUP_ACK  
               message from the SGP.  
          Check A: The ASP Should get an Error Indication  
            
          The above test case should be applicable to all the SUA MGMT messages  
          The ASP Should not send any Messages across unless until an ASPUP_ACK  
  
 diaggarwal(editor)                                      [Page 95] 
 Internet Draft           SUA Conformance Test Plan           [Page 96] 
          message is received, after sending an ASPUP message.  
            
  
 diaggarwal(editor)                                      [Page 96] 
 Internet Draft           SUA Conformance Test Plan           [Page 97] 
  
            
          4.7.7 "ASPUP message in ASP-Up state"  
            
          + TEST NUMBER : 7.7  
            
          + PURPOSE: To check that if ASPUP message is received in ASP-Up state   
               then message with ASP-Up-Ack is sent to the AS.  
  
            
          + TEST CONFIGURATION: The Following test cases MUST ONLY be executed at   
               SGP and IPSP. The example listed below covers the test  
               case at the SGP. The IUT is running at the SGP. However the   
               same MUST be executed at IPSP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and AS is in AS-Down state i.e. ASP1 is down. Arrange   
               the data in AS such that ASPUP message is sent to the   
               SGP two times on stream 0.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
                                        AS is Down   
            
           ASPUP      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Up-Ack  
            
                   <---------------   NTFY(ASP-InActive)  
            
           ASPUP      ---------------->  
                                      
                      <---------------   ASP-Up-Ack  
            
                   <---------------   NTFY(ASP-InActive)  
            
           ASPAC       ---------------->  
                                         Status Ind ------->    
            
                      <---------------   ASP-Active-Ack  
            
                      <---------------   NTFY(ASP-Active)  
            
           ASPIA      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASPIA-Ack  
            
                      <---------------   NTFY(ASP-Inactive)  
  
 diaggarwal(editor)                                      [Page 97] 
 Internet Draft           SUA Conformance Test Plan           [Page 98] 
            
           ASPDN      ---------------->  
                                         Status Ind ------->                         
            
                      <---------------   ASPDN-Ack  
            
                      <---------------   NTFY(ASP-DN)  
            
            
          TEST DESCRIPTION:  
          1. Send ASPUP message to the SGP in ASP-Down state. ASP-Up-Ack and  
                    NTFY (AS-Up) message will come from the SGP. Send   
                    ASPUP message again from the AS for the same ASP.  
          Check A: ASP-Up-Ack message should be received at AS.  
          Check B: State of ASP at SGP is not disturbed i.e. ASP remains in   
                    the Up state.   
  
            
          2. Send ASPAC message with valid Type and Routing Context  
          Check A: ASP-Active-Ack message should be received at the AS.  
            
          3. Send ASPIA message to the SGP in ASP-Active state.   
          Check A: ASPIA-Ack and NTFY (AS-IA) messages will come   
                    from the SGP.   
            
          4. Send ASPDN message to the AS for the same ASP.  
          Check A: ASPDN-ACK and NTFY(AS-DN) messages will come from SGP.  
            
            
  
 diaggarwal(editor)                                      [Page 98] 
 Internet Draft           SUA Conformance Test Plan           [Page 99] 
  
          4.7.8 "ASPUP message for an ASP which is in LOCKED state"  
            
          + TEST NUMBER : 7.8  
            
          + PURPOSE: To check that if ASPUP message is received for an ASP,  
               which has been marked as LOCKED for MGMT purposes, the SGP  
               sends an error message with error code  "Refused -  
               Management Blocking".  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and AS is in AS-Down state i.e. ASP1 is down. Arrange   
               the data in AS such that ASPUP message is sent to the SGP   
               two times on stream 0.  
            
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
                                        AS is Down   
            
                                          <--------- LOCK ASP  
            
           ASPUP      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ERR(Refused - Management Blocking)  
            
              <------------  
          ERROR  
            
            
          TEST DESCRIPTION:  
          1. Lock the ASP on the SGP side for MGMT purposes.  
          2. Send ASPUP message to the SGP in ASP-Down state. ASP-Up-Ack and  
                    NTFY (AS-Up) message will come from the SGP.   
                    Send ASPUP message again from the AS for the same ASP.  
            
          2. Check A: an ERROR Message should be sent in response to the ASPUP  
                    message with error code "Refused - Management Blocking".  
            
            
  
  
 diaggarwal(editor)                                      [Page 99] 
 Internet Draft           SUA Conformance Test Plan          [Page 100] 
  
          4.7.9 "ASPUP message in ASP-ACTIVE state"  
            
          + TEST NUMBER : 7.9  
            
          + PURPOSE: To check that if ASPUP message is received in ASP-ACTIVE state   
               then message ASP-Up-Ack is sent to the AS, and the ASP state   
               is changed in all the relevant AS.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The example listed below covers the IUT running at   
               the SGP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and AS is in AS-Down state i.e. ASP is ACTIVE.   
            
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
            
          ASP is Active   
            
           ASPUP      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Up-Ack  
                      <---------------   ERR(Unexpected message)  
                         (ASP State Changes to INACTIVE in all  
                              the AS it belongs to)  
                      
            
          TEST DESCRIPTION:  
          1. Send ASPUP message to the SGP in ASP-Active state.   
          Check A: ASP-Up-Ack message should be received at AS.  
          Check B: State of ASP at SGP Should change to ASP-INACTIVE.  
          Check C: An ERR message with error code "Unexpected message"  
                    should be received at the ASP.  
            
            
  
 diaggarwal(editor)                                     [Page 100] 
 Internet Draft           SUA Conformance Test Plan          [Page 101] 
  
          4.7.10 "ASPDN-ACK message in ASP-Active state"  
            
          + TEST NUMBER : 7.10  
            
          + PURPOSE: To check that if ASPDN-ACK message is received in ASP-Active state   
               then the ASP Should move to ASP-Down, and the procedure   
               to bring the ASP into ASP-ACTIVE state should be initiated   
               by the ASP itself.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The example listed below covers the IUT running at   
               the SGP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP.  
            
           EXPECTED MESSAGE SEQUENCE :  
  
           ASP                           SGP             SM + NIF   
            
          ASP is Active   
            
                      <---------------   ASPDN-Ack  
          (ASP SHOULD Move to Down State)  
            
          <<<< ASP Should Initiate the procedures to bring itself to it's  
               previous State >>>>  
            
           ASPUP      ---------------->  
                                      
                      <---------------   ASP-Up-Ack  
            
                   <---------------   NTFY(ASP-InActive)  
            
           ASPAC       ---------------->  
                                         Status Ind ------->    
            
                      <---------------   ASP-Active-Ack  
            
                      <---------------   NTFY(ASP-Active)  
            
            
          TEST DESCRIPTION:  
          1. Send ASPDN-ACK message to the ASP in ASP-Active state.  
          Check A: ASP Should move to ASP-Down State.  
          Check B: The ASP Should Now initiate Procedures to bring itself  
                    to it's previous state.  
            
  
 diaggarwal(editor)                                     [Page 101] 
 Internet Draft           SUA Conformance Test Plan          [Page 102] 
          2. the ASP Sends ASPUP message to the SGP in ASP-Down state.   
          Check A: ASP-Up-Ack and NTFY (AS-Up) messages will come from the SGP.   
            
          3. The ASP Sends ASPUP message for the same ASP.  
          Check A: ASP-Up-Ack message should be received at AS.  
          Check B: State of ASP at SGP is now ASP-ACTIVE.  
            
  
 diaggarwal(editor)                                     [Page 102] 
 Internet Draft           SUA Conformance Test Plan          [Page 103] 
  
            
          4.7.11 "ASPDN-ACK message in ASP-INACTIVE state"  
            
          + TEST NUMBER : 7.11  
            
          + PURPOSE: To check that if ASPDN-ACK message is received in   
               ASP-INACTIVE state then the ASP Should move to   
               ASP-Down, and the Procedure to bring the ASP into   
               ASP-INACTIVE State is initiated by the ASP itself.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               ASP/IPSP. The example listed below covers the IUT   
               running at the ASP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
  
            
          ASP is INACTIVE  
            
                      <---------------   ASPDN-Ack  
          (ASP SHOULD Move to Down State)  
            
          <<<< ASP Should Initiate the procedures to bring itself to it's  
               previous State >>>>  
            
           ASPUP      ---------------->  
                                      
                      <---------------   ASP-Up-Ack  
            
                      <---------------   NTFY(ASP-Inactive)  
            
            
          TEST DESCRIPTION:  
          1. Send ASPDN-ACK message to the ASP in ASP-Active state.  
          Check A: ASP Should move to ASP-Down State.  
          Check B: The ASP Should Now initiate Procedures to bring itself  
                    to it's previous state.  
            
          2. the ASP Sends ASPUP message to the SGP in ASP-Down state.   
          Check A: ASP-Up-Ack and NTFY (AS-Up) messages will come from the SGP.   
          Check B: No ASP-Active procedure should be initiated by the ASP.  
          Check C: State of ASP at SGP is now ASP-INACTIVE.  
            
            
  
 diaggarwal(editor)                                     [Page 103] 
 Internet Draft           SUA Conformance Test Plan          [Page 104] 
  
          4.7.12 "Data message in ASP-INACTIVE state"  
            
          + TEST NUMBER : 7.12  
            
          + PURPOSE: To check that if Data message is received in   
               ASP-INACTIVE state then the ASP MAY discard the message.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               ASP/IPSP. The example listed below covers the IUT running   
               at the ASP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
            
          ASP is INACTIVE  
                                          
               <------------- CORE (Source ref. number "A")             
            
          a) (The ASP MAY SILENTLY DISCARD this Message)  
            
            
          b) (the ASP MAY Entertain this message)  
            
              <------------  
          N-CONNECT IND    
  
            
            
          TEST DESCRIPTION:  
          1. Send CORE message to the ASP in ASP-Inactive state.  
            
          2. The ASP MAY Discard this message in this case it Should send  
               an Error indication to the SM.  
            
          3.The ASP May entertain this message and give an indication to  
               the SM.  
            
            
  
 diaggarwal(editor)                                     [Page 104] 
 Internet Draft           SUA Conformance Test Plan          [Page 105] 
  
          4.7.13 "Invalid Routing Context in ASP-Active Message"  
            
          + TEST NUMBER : 7.13  
            
          + PURPOSE: To check that if ASPAC message carries multiple Routing   
               Contexts, and the SGP cannot Activate One of the Routing   
               Context, then the SGP MUST Send ERROR Message for each   
               Routing Context value that cannot be successfully activated.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The example listed below covers the IUT running at   
               the SGP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP.  
            
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
            
          ASP is INACTIVE  
            
            
           ASPAC      ---------------->  
          (RC1, RC2, RC3)                            
                      <---------------   ASPAC-Ack  
                              (RC1)  
                      <---------------   NTFY(ASP-Active)  
            
                      <---------------   ERR(Invalid Routing Context  
                                            RC2)  
              <------------  
          ERROR  
            
                      <---------------   ERR(Invalid Routing Context  
                                            RC3)  
              <------------  
          ERROR  
            
            
          TEST DESCRIPTION:  
          1. Send ASPAC message(With 3 Routing Contexts  
               Routing Context RC1 should be a valid value  
               Routing Context RC2 should be a INVALID value  
               Routing Context RC3 should be a INVALID value)  
               to the SGP in ASP-Inactive state.  
            
          Check A: ASP Should move to ASP-Active State.  
  
 diaggarwal(editor)                                     [Page 105] 
 Internet Draft           SUA Conformance Test Plan          [Page 106] 
          Check B: The SGP Should Now send ASPAC-ACK Message in response  
               to the ASPAC message(For Routing Context RC1).  
          Check C: The SGP MUST Send individual ERROR messages for the Routing  
               Context RC2 and RC3.  
            
  
 diaggarwal(editor)                                     [Page 106] 
 Internet Draft           SUA Conformance Test Plan          [Page 107] 
  
            
          4.7.14 "ASPAC Message Out-Of-The-Blue"  
            
          + TEST NUMBER : 7.14  
            
          + PURPOSE: To check that if ASPAC message is received at the SGP   
               end, for an ASP the SGP has no knowledge of, the SGP   
               MAY Discard this message silently.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The example listed below covers the IUT running at   
               the SGP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
                    SGP and ASP.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
            
          ASP is Not Registered with SGP  
            
            
           ASPAC      ---------------->  
                         (No reaction)  
            
            
          TEST DESCRIPTION:  
          1. Send ASPAC message to the SGP with ASP-ID, which has not been  
                    registered with ASP.  
          Check A: ASP Should discard this message silently.  
            
            
  
 diaggarwal(editor)                                     [Page 107] 
 Internet Draft           SUA Conformance Test Plan          [Page 108] 
  
          4.7.15 "Invalid Traffic mode in ASP-Active Message"  
            
          + TEST NUMBER : 7.15  
            
          + PURPOSE: To check that if ASPAC message carries a Traffic mode  
               which is incompatible at the SGP, then an error message   
               with code "Unsupported / Invalid Traffic Handling Mode"  
               MUST be sent..  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The example listed below covers the IUT running at   
               the SGP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and ASP. The AS to which the ASP belongs MUST be   
               configured at the SGP with mode as OVERIDE).  
            
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
            
          ASP is INACTIVE with traffic mode as Override  
            
            
           ASPAC      ---------------->  
          (Traffic mode= Loadshare)                            
            
                      <---------------   ERR(Unsupported /   
                              Invalid Traffic Handling Mode)  
              <------------  
          ERROR  
            
            
            
          TEST DESCRIPTION:  
          1. Send ASPAC message(With Traffic mode as Loadshare)  
                    to the ASP in ASP-Inactive state.  
          Check A: SGP Should send an error message with error code   
                    "Unsupported / Invalid Traffic Handling Mode".  
            
          The Above test case should also be carried out for ASP-INACTIVE message.  
            
            
  
 diaggarwal(editor)                                     [Page 108] 
 Internet Draft           SUA Conformance Test Plan          [Page 109] 
  
          4.7.16 "Alternative ASP-ACTIVE in Override Mode"  
            
          + TEST NUMBER : 7.16  
            
          + PURPOSE: To check that if ASPAC message is sent to an AS  
               which carries an already active ASP, then all the  
               new traffic should be directed to this ASP and the SGP  
               MUST send a NTFY message with code "Alternate ASP Active "  
               to the other ASP.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP. The example listed below covers the IUT running at   
               the SGP.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP. The AS to which the ASP belongs MUST be configured   
               at the SGP with mode as OVERIDE). ASP1 is active and   
               handling Traffic.  
            
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
            
          ASP1 is ACTIVE and Handling traffic  
            
            
           ASPAC      ---------------->  
  
          (ASP 2 Sends ASPAC)                            
            
                      <---------------   ASPAC-Ack  
            
                      <---------------   NTFY(Alternate ASP Active)  
            
            
          TEST DESCRIPTION:  
          1. Send ASPAC message for ASP2 to the SGP.  
          Check A: All the Traffic henceforth MUST be routed to ASP2, and   
                    the ASP1 should be made as INACTIVE in the AS, and   
                    a NTFY Message MUST be generated to the Previous   
                    ACTIVE ASP, with code "Alternate ASP Active ".  
            
  
  
  
  
            
  
 diaggarwal(editor)                                     [Page 109] 
 Internet Draft           SUA Conformance Test Plan          [Page 110] 
  
          4.7.17 "Loadshare Mode for ASP"  
            
          + TEST NUMBER : 7.17  
            
          + PURPOSE: To verify that if an AS is configured to operate in  
               Loadshare mode, then any data should be distributed  
               amongst all the ASPs present in that AS.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP. The AS to which the ASP1, ASP2, ASP3 belongs   
               MUST be configured at the SGP with mode as LOADSHARE).  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             NIF   
                         (AS is in Loadshare Mode  
                          with ASP1, ASP2 and ASP3  
                          as the ACTIVE ASPs )  
            
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
                                     <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT     
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
            
                      
          TEST DESCRIPTION:  
          1. Send Several N-UNITDATA REQs from the SGP.  
          Check A: The Data MUST be distributed amongst the Three ACTIVE  
               ASPs(the mechanism for Distribution is implementation   
               dependent).  
            
          Repeat the Above test case after moving one of the ACTIVE ASPs   
          to INACTIVE State(An Additional NTFY Message MAY be generated   
          with code "Insufficient ASP resources active in AS", to inform  
          the other ASPs).  
            
  
 diaggarwal(editor)                                     [Page 110] 
 Internet Draft           SUA Conformance Test Plan          [Page 111] 
  
            
          4.7.18 "Broadcast Mode for ASP"  
            
          + TEST NUMBER : 7.18  
            
          + PURPOSE: To verify that if ASPs are operating in Broadcast mode  
               all the Data MUST be sent to all the Active ASPs.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP. The AS to which the ASP1, ASP2, ASP3 belongs MUST   
               be configured at the SGP with mode as BROADCAST.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             NIF   
                         (AS is in BROADCAST Mode  
                          with ASP1, ASP2 and ASP3  
                          as the ACTIVE ASPs )  
            
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
          (ASP1)                            
          N-UNITDATA IND   <------------- CLDT             
          (ASP2)                            
          N-UNITDATA IND   <------------- CLDT             
          (ASP3)                            
            
                                     <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
          (ASP1)                            
          N-UNITDATA IND   <------------- CLDT             
          (ASP2)                            
          N-UNITDATA IND   <------------- CLDT             
          (ASP3)                            
            
            
          TEST DESCRIPTION:  
          1. Send Several N-UNITDATA REQs from the SGP.  
          Check A: The Data MUST be sent to ALL the ACTIVE ASPs(ASP1,   
                              ASP2 and ASP3).  
            
          Repeat the Above test case after moving one of the ACTIVE ASPs   
          to INACTIVE State(An Additional NTFY Message MAY be generated   
          with code "Insufficient ASP resources active in AS", to inform  
          the other ASPs).  
  
 diaggarwal(editor)                                     [Page 111] 
 Internet Draft           SUA Conformance Test Plan          [Page 112] 
  
                     
          4.7.19 "Broadcast Mode for ASP, Unique Correlation ID"  
            
          + TEST NUMBER : 7.19  
            
          + PURPOSE: To verify that if ASPs are operating in Broadcast mode  
               the SGP MUST tag the first DATA message broadcast   
               in each SCTP stream with a unique Correlation Id parameter.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP. The AS to which the ASP1, ASP2, ASP3 belongs MUST   
               be configured at the SGP with mode as BROADCAST.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             NIF   
                         (AS is in BROADCAST Mode  
                          with ASP1, ASP2 and ASP3  
                          as the ACTIVE ASPs )  
            
                                                 <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
          (ASP1, Correlation ID = X)                        
          N-UNITDATA IND   <------------- CLDT             
          (ASP2, Correlation ID = Y)                        
          N-UNITDATA IND   <------------- CLDT             
          (ASP3, Correlation ID = Z)                        
            
                                     <--------- N-UNITDATA REQ  
          N-UNITDATA IND   <------------- CLDT             
          (ASP1, Correlation ID = A)                        
          N-UNITDATA IND   <------------- CLDT             
          (ASP2, Correlation ID = B)                        
          N-UNITDATA IND   <------------- CLDT             
          (ASP3, Correlation ID = B)                        
            
            
          TEST DESCRIPTION:  
          1. Send Several N-UNITDATA REQs from the SGP.  
          Check A: The Data MUST be sent to ALL the ACTIVE ASPs(ASP1,   
                              ASP2 and ASP3).  
          Check B: The Correlation ID, for the FIRST DATA message  
                    MUST BE DIFFERENT for all the ASPs).  
          Check C: The consecutive Correlation IDs MAY be same.  
            
  
 diaggarwal(editor)                                     [Page 112] 
 Internet Draft           SUA Conformance Test Plan          [Page 113] 
  
            
          4.7.20 "ASPIA-ACK message in ASP-Active state"  
            
          + TEST NUMBER : 7.20  
            
          + PURPOSE: To check that if ASPIA-ACK message is received in   
               ASP-Active state then the ASP Should move to ASP-INACTIVE,   
               and the procedure to bring the ASP into ASP-ACTIVE state   
               should be initiated by the ASP itself.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               ASP.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
            
          ASP is Active   
            
                      <---------------   ASPIA-Ack  
          (ASP SHOULD Move to INACTIVE State)  
            
          <<<< ASP Should Initiate the procedures to bring itself to it's  
               previous State >>>>  
            
           ASPAC       ---------------->  
                                         Status Ind ------->    
            
                      <---------------   ASP-Active-Ack  
            
                      <---------------   NTFY(ASP-Active)  
            
            
          TEST DESCRIPTION:  
          1. Send ASPIA-ACK message to the ASP in ASP-Active state.  
          Check A: ASP Should move to ASP-INACTIVE State.  
          Check B: The ASP Should Now initiate Procedures to bring itself  
                    to it's previous state.  
            
          2. The ASP Sends ASPUP message for the same ASP.  
          Check A: ASP-Up-Ack message should be received at AS.  
          Check B: State of ASP at SGP is now ASP-ACTIVE.  
            
  
 diaggarwal(editor)                                     [Page 113] 
 Internet Draft           SUA Conformance Test Plan          [Page 114] 
  
            
  
          4.7.21 "Last ASP Transition to INACTIVE state"  
            
          + TEST NUMBER : 7.21  
            
          + PURPOSE: To check that if an AS has only 1 ASP in the ACTIVE Mode,  
               and it moves to ASP-INACTIVE state, it MUST send a Notify   
               message ("AS-Pending") to all of the ASPs in the AS   
               which are in the state ASP-INACTIVE.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP   
               and ASP.AS has three ASPs, ASP1 is in ACTIVE State,   
  
               ASP2 is in INACTIVE State and the ASP3 are in DOWN State.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
            
           ASPIA      ---------------->  
                                         Status Ind ------->    
            
                      <---------------   ASPIA-Ack  
            
                      <---------------   NTFY(AS-Pending)  
            
            
          TEST DESCRIPTION:  
          1. Send ASPIA message to the SGP in ASP-Active state.  
          Check A: ASP Should move to ASP-INACTIVE State.  
          Check B: The AS Should now move to AS PENDIND State and   
               a NTFY message with AS-Pending should be sent to   
               ASP2.  
          Check C: The NYFY Message MUST not be sent to ASP3, since   
               it is in DOWN State.  
            
            
  
 diaggarwal(editor)                                     [Page 114] 
 Internet Draft           SUA Conformance Test Plan          [Page 115] 
  
          4.7.22 "ASPDN message in ASP-Down state"  
            
          + TEST NUMBER : 7.22  
            
          + PURPOSE: To check that if ASPDN message is received in ASP-Down   
               state then ASP-Down-Ack message is sent to the AS.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and AS is in AS-Up state i.e. ASP1 is Up. Arrange   
               the data in AS such that ASPDN message is sent to the SGP   
               two times with the valid Reason Parameter on stream 0.  
            
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
                                        AS is Up   
            
           ASPDN      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Down-Ack  
            
                      <---------------   NTFY(AS-Down)  
            
           ASPDN      ---------------->  
                                      
                      <---------------   ASP-Down-Ack  
            
           ASPUP       ---------------->  
  
                                         Status Ind ------->    
            
                      <---------------   ASP-Up-Ack  
            
                   <---------------   NTFY(ASP-InActive)  
            
          TEST DESCRIPTION:  
          1. Send ASPDN message to the SGP in ASP-Up state. ASP-Down-Ack and    
               NTFY (AS-Down) messages will come from the SGP. Send ASPDN   
               message again from the AS for ASP1.  
          Check A: ASP-Down-Ack message should be received at AS.  
          Check B: State of ASP at SGP is not disturbed i.e. ASP remains in the  
               Down state. Send ASPUP message for the ASP,ASP-Up-Ack   
               and NTFY with status AS-Up should come.  
  
 diaggarwal(editor)                                     [Page 115] 
 Internet Draft           SUA Conformance Test Plan          [Page 116] 
          Note: NTFY message with AS status may come before the NTFY message with  
                    ASP status.  
                         
  
  
  
  
  
  
            
  
 diaggarwal(editor)                                     [Page 116] 
 Internet Draft           SUA Conformance Test Plan          [Page 117] 
  
          4.7.23 "ASPAC message in ASP-Active state"  
            
          + TEST NUMBER : 7.23  
            
          + PURPOSE: To check that if ASPAC message is received in ASP-Active   
               state then ASP-Active-Ack message is sent to the AS.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and AS is in AS-Up state i.e. ASP1 is Up. Arrange   
               the data in AS such that ASPAC message with correct Type   
               (Type is same as defined at SGP for the AS) and routing   
               context P is sent to the SGP two times on stream 0.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
                                        AS is Up   
            
           ASPAC      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Active-Ack  
            
                        
           ASPAC      ---------------->  
                                      
                      <---------------   ASP-Active-Ack  
            
           DATA        ---------------->  
                                         N-DATA Ind ------->    
            
          TEST DESCRIPTION:  
          1. Send ASPAC message to the SGP in ASP-Up state. ASP-Active-Ack   
                    message will come from the SGP. Send ASPAC message  
                    again from the AS for the same ASP.  
  
          2. Check A: ASP-Active-Ack message should be received at ASP.  
          3. Check B: State of ASP at SGP is not disturbed i.e. ASP remains in the  
             Active state. Send DATA message for the ASP and SGP should send  
             N-DATA indication to the NIF.  
            
  
 diaggarwal(editor)                                     [Page 117] 
 Internet Draft           SUA Conformance Test Plan          [Page 118] 
  
  
  
          
          4.7.24 "ASPIA message in ASP-Up state"  
            
          + TEST NUMBER : 7.24  
            
          + PURPOSE: To check that if ASPIA message is received in ASP-Up state   
               then ASP-Inactive-Ack message is sent to the AS.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and AS is in AS-Active state i.e. AS1 is active.   
               Arrange the data in AS such that ASPIA message with correct  
               Type(Type is same as defined at SGP for the AS) and Routing   
               Context P is sent to the SGP two times on stream 0.  
            
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
                                        AS is Active   
           ASPIA      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Inactive-Ack  
            
           ASPIA      ---------------->  
                                      
                      <---------------   ASP-Inactive-Ack  
            
           ASPAC      ---------------->  
                                        Status Ind ------->    
            
                      <---------------   ASP-Active-Ack  
            
                      <---------------   NTFY(AS-Active)  
            
            
          TEST DESCRIPTION:  
          1. Send ASPIA message to the SGP in ASP-Active state. ASP-Inactive-Ack   
                    and NTFY (AS-Pending) messages will come from the SGP.   
                    Send ASPIA message again from the AS for the same ASP.  
          Check A: ASP-Inactive-Ack message will come from SGP.  
          Check B: State of ASP at SGP is not disturbed i.e. ASP remains   
                    in the Inactive state. Send ASPAC message with   
  
 diaggarwal(editor)                                     [Page 118] 
 Internet Draft           SUA Conformance Test Plan          [Page 119] 
                    correct Type ((Type is same as defined at SGP for   
                    the AS) for the ASP1 and SGP should respond with   
                    ASP-Active-Ack message.  
            
            
  
  
 diaggarwal(editor)                                     [Page 119] 
 Internet Draft           SUA Conformance Test Plan          [Page 120] 
  
          4.7.25 "ASPAC message in ASP-Down state"  
            
          + TEST NUMBER : 7.25  
            
          + PURPOSE: To check that if ASPAC message is received in ASP-Down   
               state then message is discarded.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and AS is in AS-Down state i.e. ASP1 is down. Arrange   
               the data in AS such that ASPAC message with correct Type   
               (Type is same as defined at SGP for the AS) and routing   
               context P is sent to the SGP on stream 0.  
            
           EXPECTED MESSAGE SEQUENCE :  
           ASP                           SGP             SM + NIF   
                                        AS is Down   
            
           ASPAC      ---------------->  
            
                      <---------------   NTFY(ASP-Down)  
            
           ASPUP      ---------------->  
                                           Status Ind ------->  
                      <---------------   ASP-Up-Ack   
            
                   <---------------   NTFY(ASP-InActive)  
            
          TEST DESCRIPTION:  
          1. Send ASPAC message to the SGP in ASP-Down state.   
            
          2. Check A: NTFY with status ASP-Down should be received at the ASP.  
            
          3. Check B: State of ASP at SGP is not disturbed i.e. ASP remains in the  
                    Down state. Send ASPUP message for the ASP and SGP   
                    should respond with ASP-Up-Ack and NTFY message with   
                    status AS Inactive.  
            
          4. Repeat the above test case for ASPIA message.  
                              
            
  
  
 diaggarwal(editor)                                     [Page 120] 
 Internet Draft           SUA Conformance Test Plan          [Page 121] 
  
  
          4.7.26 "ASPDN message in ASP-Active state"  
            
          + TEST NUMBER : 7.26  
            
          + PURPOSE: To check that if ASPDN message is received in ASP-Active   
               state then ASP-Down-Ack message is sent to AS and State   
               of ASP at SGP becomes ASP-Down.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
  
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
               AS and ASP1 is Active. Arrange the data in AS such   
               that ASPUP message with valid Reason parameter is sent   
               to the SGP on stream 0.  
            
            
           EXPECTED MESSAGE SEQUENCE :  
            ASP                           SGP             SM + NIF   
                                        ASP is Active   
            
           ASPDN      ---------------->  
                                           Status Ind ------->   
                      <---------------   ASP-Down-Ack   
            
            
           ASPUP      ---------------->  
                                           Status Ind ------->  
                      <---------------   ASP-Up-Ack   
            
                   <---------------   NTFY(ASP-InActive)  
            
            
          TEST DESCRIPTION:  
          1. Send ASPDN message to the SGP in ASP-Active state.   
            
          2. Check A: ASP-Down-Ack message is received at ASP.  
            
          3. Check B: State of ASP should become Down. Send ASPUP message   
             to the SGP and SGP should send ASP-Up-Ack and NTFY with Status   
             ASP-Inactive.  
            
            
  
 diaggarwal(editor)                                     [Page 121] 
 Internet Draft           SUA Conformance Test Plan          [Page 122] 
  
  
          4.7.27 "Initiation of SSNM messages"  
            
          + TEST NUMBER : 7.27  
            
          + PURPOSE: To check that if N-STATE primitive is issued at an SGP,  
               then the corresponding SSNM message is issued to the  
               concerned ASP.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               ASP/IPSP. The example listed below covers the IUT running at   
               the ASP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between SGP and   
                    AS and ASP1 is Active.  
            
           EXPECTED MESSAGE SEQUENCE :  
            ASP                           SGP             SM + NIF   
                                        ASP is Active   
            
          N-PCSTATE IND   <------------- DUNA             
          (DPC "X" unavailable)                        
            
           DAUD       ---------------->  
  
           DAUD       ---------------->  
           DAUD       ---------------->  
            
          N-PCSTATE IND   <------------- DUVA             
          (DPC "X" Available)                         
            
            
          TEST DESCRIPTION:  
            
          1. Send a DUNA message from the SGP indicating the Unavailability  
                    of a PC "X".  
          Check A: DUNA message should be received at the ASP.  
          Check B: The ASP Should start issuing DAUD on regular intervals.  
            
          2. Send a DAVA message indicating the availability of PC "X".  
          Check A: Dava Message should be received at the ASP.  
          Check B: no more DAUD Messages should be sent by the ASP.  
            
  
 diaggarwal(editor)                                     [Page 122] 
 Internet Draft           SUA Conformance Test Plan          [Page 123] 
  
            
          4.7.28 "Receiving SCON message"  
            
          + TEST NUMBER : 7.28  
            
          + PURPOSE: To check that if a SCON Message is received , the SUA  
               informs it's user by an appropriate method.  
            
          + TEST CONFIGURATION: The Following test cases MUST be executed at   
               SGP/IPSP. The example listed below covers the IUT running at   
               the SGP. However the same must be executed at the IPSP also.  
            
            
          + PRE-TEST CONDITIONS: SCTP association is established between   
               SGP and AS and ASP1 is Active.  
            
           EXPECTED MESSAGE SEQUENCE :  
            ASP                           SGP             SM + NIF   
                                        ASP is Active   
            
           SCON       ---------------->  
                                           Status Ind ------->N-INFORM IND   
            
          TEST DESCRIPTION:  
            
          1. Send an SCON message from the ASP side to the SGP side.  
          Check A: SCON message should be received at the SGP.  
          Check B: The SUA User is informed by means of an N-INFORM IND.  
            
            
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
 diaggarwal(editor)                                     [Page 123] 
 Internet Draft           SUA Conformance Test Plan          [Page 124] 
            
          5 Acknowledgements   
            
             The authors would like to thank (in alphabetical order)   
               Anjali Gurmukhani  
               Gayatri Singla  
               Harsh Bhondwe  
               Sanjay Kumar  
               Vipin Gupta  
  
                 
             for their insightful comments and suggestions.   
                
             Funding for the RFC editor function is currently provided by the   
             Internet Society.   
                
          6 Authors' Addresses   
                
             Dipak Aggarwal   
             Hughes Software Systems   
             Electronic City, Plot 17,  
             Sector 18 , gurgaon 122015  
             Harayana, India  
             EMail: [email protected]   
            
            
          7 References   
            
             [2960]         RFC 2960 "Stream Control Transport Protocol" R.   
                            Stewart, et al, November 2000.   
            
             [ITU-MTP]      ITU-T Recommendations Q.701-Q.705, 'Signaling System   
                            No. 7 (SS7) - Message Transfer Part (MTP)'   
                
             [ITU SCCP]     ITU-T Recommendations Q.711-714, 'Signaling System   
                            No. 7 (SS7) - Signaling Connection Control Part   
                            (SCCP)'  
            
             [SUA]          SCCP-User Adaptation Layer <draft-ietf-sigtran-sua-  
                            08.txt>, October 2001, Work in Progress.   
            
             [M3UA-CONF]    Test Specification for MTP3 User Adaptation <draft-  
                            mahajan-test-spec-m3ua-00.txt>, July 2000, Work in   
                            Progress.   
            
            
  
 diaggarwal(editor)                                     [Page 124] 
 Internet Draft           SUA Conformance Test Plan          [Page 125] 
  
           
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 diaggarwal(editor)                                     [Page 125] 

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