ETSI TS 186 001-4-2010 IMS Network Testing (INT) Network Integration Testing Part 4 Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIX.pdf

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1、 ETSI TS 186 001-4 V2.2.1 (2010-09)Technical Specification IMS Network Testing (INT);Network Integration Testing;Part 4: Abstract Test Suite (ATS) and partial ProtocolImplementation eXtra Information for Testing(PIXIT) proforma specificationfloppy3ETSI ETSI TS 186 001-4 V2.2.1 (2010-09)2Reference DT

2、S/INT-00010-4 Keywords ATS, interoperability, PIXIT, SIP, testing, TTCN ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N

3、7803/88 Important notice Individual copies of the present document can be downloaded from: http:/www.etsi.org The present document may be made available in more than one electronic version or in print. In any case of existing or perceived difference in contents between such versions, the reference v

4、ersion is the Portable Document Format (PDF). In case of dispute, the reference shall be the printing on ETSI printers of the PDF version kept on a specific network drive within ETSI Secretariat. Users of the present document should be aware that the document may be subject to revision or change of

5、status. Information on the current status of this and other ETSI documents is available at http:/portal.etsi.org/tb/status/status.asp If you find errors in the present document, please send your comment to one of the following services: http:/portal.etsi.org/chaircor/ETSI_support.asp Copyright Notif

6、ication No part may be reproduced except as authorized by written permission. The copyright and the foregoing restriction extend to reproduction in all media. European Telecommunications Standards Institute 2010. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTM, TIPHONTM, the TIPHON logo and the ETS

7、I logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM is a Trade Mark of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. LTE is a Trade Mark of ETSI currently being registered for the benefit of its Members and of the 3GPP Organizati

8、onal Partners. GSM and the GSM logo are Trade Marks registered and owned by the GSM Association. ETSI ETSI TS 186 001-4 V2.2.1 (2010-09)3Contents Intellectual Property Rights 4g3Foreword . 4g31 Scope 5g32 References 5g32.1 Normative references . 5g32.2 Informative references 6g33 Definitions and abb

9、reviations . 7g33.1 Definitions 7g33.2 Abbreviations . 7g34 Abstract Test Method (ATM) . 8g34.1 Network architecture 8g34.2 Protocol architecture. 8g34.3 Test architecture . 9g34.3.1 Test configuration . 9g34.3.1.1 Configurations using Gm interface only . 9g34.3.2 Test system architecture 10g34.3.2.

10、1 General 10g34.3.2.2 Structure 10g34.3.2.3 Interaction between TTCN-3 Executable (TE) and SUT Adapter (SA) 11g34.3.2.3.1 Sending and receiving SIP/IMS messages 11g34.3.2.3.2 Security and messages compression feature 12g34.3.2.3.3 Additional SA constraints 12g34.3.2.4 Encoding/Decoding requirements

11、. 12g34.3.2.4.1 Encoding/Decoding System requirements for basic SIP messages/headers 12g34.3.2.4.2 Encoding/Decoding System requirements for basic SIP and SIP/IMS specific messages and headers . 13g34.3.2.5 Platform adaptation requirements . 14g35 The ATS development process . 15g35.1 Requirements a

12、nd Test Purposes 15g35.2 ATS structure . 15g35.2.1 Test case grouping 15g35.2.2 Test case identifiers 16g35.3 ATS specification framework . 16g35.3.1 ATS Library 16g35.3.2 Use of TTCN-3 . 17g35.3.2.1 General 17g35.3.2.2 TTCN-3 naming conventions 18g35.3.2.3 Additional TTCN-3 IMS/SIP naming conventio

13、n 19g35.3.2.4 Additional concepts and conventions 20g35.3.2.5 PICS information 20g35.3.2.6 Test Suite documentation 20g3Annex A (normative): Partial PIXIT proforma 21g3A.1 Introduction 21g3A.2 PIXIT items 21g3A.2.1 SIP-related PIXIT . 21g3A.2.2 IMS-related PIXIT . 23g3A.2.3 ATS-related PIXIT . 26g3A

14、nnex B (informative): TTCN-3 library modules . 27g3History 28g3ETSI ETSI TS 186 001-4 V2.2.1 (2010-09)4Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly

15、available for ETSI members and non-members, and can be found in ETSI SR 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web

16、server (http:/webapp.etsi.org/IPR/home.asp). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or ma

17、y be, or may become, essential to the present document. Foreword This Technical Specification (TS) has been produced by ETSI Technical Committee IMS Network Testing (INT). The present document is part 4 of a multi-part deliverable covering Network Integration Testing, as identified below: Part 1: “T

18、est Suite Structure and Test Purposes (TSS Part 2: “Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification“; Part 3: “Test Suite Structure and Test Purposes (TSS Part 4: “Abstract Test Suite (ATS) and partial Protocol Implementation

19、 eXtra Information for Testing (PIXIT) proforma specification“. ETSI ETSI TS 186 001-4 V2.2.1 (2010-09)51 Scope The purpose of the present document is to provide the Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for Network Integration T

20、esting (NIT) to verify the overall compatibility of SIP networks based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP) as specified in ES 283 003 1 in compliance with the relevant requirements and in accordance with the relevant guidance given in ISO/IEC 9646-7 4 and ETS

21、300 406 5. The content of the present document is written according to the guidelines of ISO/IEC 9646-1 3 and ETS 300 406 5. The following test specification and design considerations can be found in the body of the present document: the overall test suite structure; the testing architecture; the te

22、st methods and port definitions; the test configurations; the design principles, assumptions, and used interfaces to the TTCN3 tester (System Simulator); TTCN styles and conventions; the partial PIXIT proforma; the modules containing the TTCN-3 ATS. Annex A provides the Partial Implementation Extra

23、Information for Testing (PIXIT) Proforma of the ATS. Annex B provides the Testing and Test Control Notation (TTCN-3) part of the ATS. 2 References References are either specific (identified by date of publication and/or edition number or version number) or non-specific. For specific references, only

24、 the cited version applies. For non-specific references, the latest version of the reference document (including any amendments) applies. Referenced documents which are not found to be publicly available in the expected location might be found at http:/docbox.etsi.org/Reference. NOTE: While any hype

25、rlinks included in this clause were valid at the time of publication ETSI cannot guarantee their long term validity. 2.1 Normative references The following referenced documents are necessary for the application of the present document. 1 ETSI ES 283 003 (V2.6.1): “Telecommunications and Internet con

26、verged Services and Protocols for Advanced Networking (TISPAN); IP Multimedia Call Control Protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP) Stage 3 3GPP TS 24.229 Release 7, modified“. 2 IETF RFC 3261 (2002): “SIP: Session Initiation Protocol“. 3 ISO/IEC 964

27、6-1 (1994): “Information technology - Open Systems Interconnection - Conformance testing methodology and framework - Part 1: General concepts“. 4 ISO/IEC 9646-7: “Information technology - Open Systems Interconnection - Conformance testing methodology and framework - Part 7: Implementation Conformanc

28、e Statements“. ETSI ETSI TS 186 001-4 V2.2.1 (2010-09)65 ETSI ETS 300 406: “Methods for testing and Specification (MTS); Protocol and profile conformance testing specifications; Standardization methodology“. 6 ETSI ES 201 873-1: “Methods for Testing and Specification (MTS); The Testing and Test Cont

29、rol Notation version 3; Part 1: TTCN-3 Core Language“. 7 ETSI ES 201 873-5: “Methods for Testing and Specification (MTS); The Testing and Test Control Notation version 3; Part 5: TTCN-3 Runtime Interface (TRI)“. 8 ETSI ES 201 873-6: “Methods for Testing and Specification (MTS); The Testing and Test

30、Control Notation version 3; Part 6: TTCN-3 Control Interface (TCI)“. 9 ETSI TS 186 001-3 (V1.0.0): “Technical Committee for IMS Network Testing (INT); Network Integration Testing; Part 3: Test Suite Structure and Test Purposes (TSS Conformance Test Specification for SIP (IETF RFC 3261); Part 3: Abst

31、ract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma“. 11 ETSI TS 102 351 (V2.1.1): “Methods for Testing and Specification (MTS); Internet Protocol Testing (IPT); IPv6 Testing: Methodology and Framework“. 12 ETSI EG 202 568: “Methods for Testing an

32、d Specification (MTS); Internet Protocol Testing (IPT); Testing: Methodology and Framework“. 13 IETF RFC 2617: “HTTP Authentication: Basic and Digest Access Authentication“. 14 IETF RFC 1321: “The MD5 Message-Digest Algorithm“. 2.2 Informative references The following referenced documents are not ne

33、cessary for the application of the present document but they assist the user with regard to a particular subject area. i.1 ETSI TS 124 504 (V8.5.0): “Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; TISPAN; PSTN/ISDN simulation services:

34、Communication Diversion (CDIV); Protocol specification (3GPP TS 24.504 version 8.5.0 Release 8)“. i.2 IETF RFC 3265: “Session Initiation Protocol (SIP)-Specific Event Notification“. i.3 IETF RFC 3311: “The Session Initiation Protocol (SIP) UPDATE Method“. i.4 IETF RFC 3313: “Private Session Initiati

35、on Protocol (SIP) Extensions for Media Authorization“. i.5 IETF RFC 3262: “Reliability of Provisional Responses in the Session Initiation Protocol (SIP)“. i.6 IETF RFC 3327: “Session Initiation Protocol (SIP) Extension Header Field for Registering Non-Adjacent Contacts“. i.7 IETF RFC 3329: “Security

36、 Mechanism Agreement for the Session Initiation Protocol (SIP)“. i.8 IETF RFC 3428: “Session Initiation Protocol (SIP) Extension for Instant Messaging“. i.9 IETF RFC 3455: “Private Header (P-Header) Extensions to the Session Initiation Protocol (SIP) for the 3rd-Generation Partnership Project (3GPP)

37、“. i.10 IETF RFC 3608: “Private Header (P-Header) Extensions to the Session Initiation Protocol (SIP) for the 3rd-Generation Partnership Project (3GPP)“. i.11 IETF RFC 4028: “Session Timers in the Session Initiation Protocol (SIP)“. ETSI ETSI TS 186 001-4 V2.2.1 (2010-09)73 Definitions and abbreviat

38、ions 3.1 Definitions For the purposes of the present document, the terms and definitions given in ISO/IEC 9646-7 4 and the following apply: abstract test case: Refer to ISO/IEC 9646-1 3. Abstract Test Method (ATM): Refer to ISO/IEC 9646-1 3. Abstract Test Suite (ATS): Refer to ISO/IEC 9646-1 3. Impl

39、ementation Under Test (IUT): Refer to ISO/IEC 9646-1 3. Lower Tester (LT): Refer to ISO/IEC 9646-1 3. Test Purpose (TP): Refer to ISO/IEC 9646-1 3. 3.2 Abbreviations For the purposes of the present document, the abbreviations given in ISO/IEC 9646-1 3, ISO/IEC 9646-7 4 and the following apply: AS Ap

40、plication Server ATM Abstract Test Method ATS Abstract Test Suite CSCF Call Session Control Function EDS Encoding/Decoding SystemETS Executable Test Suite IBCF Interconnection Border Control Function I-CSCF Interrogating CSCF IMS IP Multimedia Subsystem IP Internet Protocol IUT Implementation Under

41、Test LT Lower Tester NIT Network Integration Testing PA Platform Adapter P-CSCF Proxy CSCF PICS Protocol Implementation Conformance Statement PIXIT Partial Protocol Implementation eXtra Information for Testing SA SUT AdapterS-CSCF Serving CSCF SDP Session Description Protocol SIP Session Initiation

42、Protocol SUT System Under Test TC Test Case TCI TTCN-3 Control Interface TCP Transmission Control Protocol TE TTCN-3 ExecutableTL Test Logging TM Test ManagementTP Test Purpose TRI TTCN-3 Runtime Interface TS Test System TSI Test System Interface ETSI ETSI TS 186 001-4 V2.2.1 (2010-09)8TSS Test Suit

43、e Structure TTCN Testing and Test Control Notation TTCN-3 Testing and Test Control Notation version 3 UDP User Datagram Protocol UE User Equipment 4 Abstract Test Method (ATM) This clause describes the ATM used to test TS 186 001-3 9. 4.1 Network architecture The SUT is assumed as a complete IMS cor

44、e network and contains the following components: P-CSCF, I/S-CSCF and possibly IBCF. Figure 1: SUT test interface 4.2 Protocol architecture The Implementation Under Test (IUT) for which this test case specification applies consists of the IMS Supplementary Services, the underlying SIP Core Network a

45、nd the SIP protocol (see figure 2). UE1 SUT (IMS) Gm UEx UE2 Gm UEy SIP protocol SIP protocol ETSI ETSI TS 186 001-4 V2.2.1 (2010-09)9IMS Supplementary Services SUT IMS CN SIP/IMS Extension SIP RFC 3891 SIP RFC 3261 Compression algorithms (Note 2) UDP TCPSecurity Algoritms (Note 2) IPV4/IPV6 (Note 1

46、) (LAN) NOTE 1: Both IPV4 and IPV6 addressing should be supported. NOTE 2: Optional security and compression algorithms should be supported. Figure 2: SIP protocol architecture 4.3 Test architecture 4.3.1 Test configuration The target SUT to be covered by the test purposes of TS 186 001-3 9 addresse

47、s the IMS functional entities that are accessible via the Gm interface. This clause introduces the test configuration that has been used for the test purpose definitions. The Test System (TS) simulates the behaviour of one or more UEs. 4.3.1.1 Configurations using Gm interface only The Gm interface

48、is located between UE and the SUT. Figure 3: Test configuration CF_1 IMS SUT ue1home ue2home UE1 UE2 gm gm UE1atSUThome UE2atSUThome ETSI ETSI TS 186 001-4 V2.2.1 (2010-09)10Figure 4: Test configuration CF_2 Figure 5: Test configuration CF_3 4.3.2 Test system architecture 4.3.2.1 General Test system

49、s that implement this ATS shall conform to the requirements as defined in this clause. 4.3.2.2 Structure An abstract architecture for a Test System (TS) implementing a TTCN-3 ATS is displayed in figure 6 and also stated in ES 201 873-5 7. Test Management (TM) Test Control (TC) Test Logging (TL) TCI TTCN-3 Executable (TE) TTCN-3 Runtime System (T3RTS) Executable Test Suite (ETS) Encoding/Decoding System TRI SUT Adapter (SA) Platform Adapter (PA) Figure 6: Abstract Test Syste