SIST EN 300 402-7 V1.4.5:2005

• Abstract:

  Due to change requests a second version of the ETS need to be develope d

• Status: Published
• Publication Date: 31-Dec-2004
• ICS: 33.080 - Integrated Services Digital Network (ISDN)
• ICS: 35.100.20 - Data link layer
• Technical Committee: SPN - Services and Protocols for Networks
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Jan-2005
• Due Date: 01-Jan-2005
• Completion Date: 01-Jan-2005
• Ref Project: ETSI EN 300 402-7 V1.4.5 (2000-08) - Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Data link layer; Part 7: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the general protocol

Overview

SIST EN 300 402-7 V1.4.5:2005 specifies the Abstract Test Suite (ATS) and the partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for the general protocol of the Digital Subscriber Signalling System No. One (DSS1) used in Integrated Services Digital Network (ISDN) environments. Developed by the Slovenski inštitut za standardizacijo (SIST), this harmonized European Standard defines the methods and formats required to perform conformance testing at the data link layer for implementations using the DSS1 protocol as per the ISDN standard.

This part of the standard focuses on the user-network interface at the T reference point or coincident S and T reference point, enabling effective protocol testing, validation, and certification processes for ISDN equipment and systems through standardized testing methodologies.

Key Topics

• Abstract Test Suite (ATS): Defines a comprehensive set of abstract test cases for DSS1 data link layer implementations, ensuring consistent protocol validation.
• Partial PIXIT Proforma: Specifies the information that needs to be provided about the implementation under test (IUT) to enable the preparation and execution of the test suite.
• Test Methods: Incorporates a remote testing method, managing the Point of Control and Observation (PCO) at the service access point between layers 1 and 2 for reliable monitoring of protocol behavior.
• Conformance Requirements: Outlines procedures for Protocol Conformance Test Report (PCTR) and PIXIT conformance, ensuring all test reports and configurations adhere to the defined proformas and international best practices.
• Terminology and Structure: Introduces essential definitions and an organized structure for type declarations, constraints, test case design, and mapping to relevant protocol requirements.

Applications

SIST EN 300 402-7 V1.4.5:2005 is crucial for:

• Testing and Validation: Used by test laboratories and ISDN solution providers for validating that products comply with DSS1 protocol requirements at the data link layer, reducing interoperability risks.
• ISDN Equipment Certification: Provides a standardized framework for certifying ISDN user and network side equipment, supporting procurement and regulatory assessment.
• Protocol Implementation: Assists vendors in developing and fine-tuning DSS1 implementations, ensuring protocol behavior matches the specifications and facilitating smooth network integration.
• Test Suite Development: Aids tool vendors and test engineers in developing executable test suites and test system configurations that align precisely with standardized requirements.
• Quality Assurance: Enforces industry standardization in ISDN protocol conformance, boosting product reliability and multi-vendor interoperability in telecommunications networks.

Related Standards

This document is part of a broader series addressing ISDN and DSS1 protocols:

• EN 300 402-2: DSS1 protocol, data link layer - General protocol specification
• EN 300 402-4: DSS1 protocol, data link layer - Protocol Implementation Conformance Statement (PICS) proforma
• EN 300 402-6: DSS1 protocol, data link layer - Test Suite Structure and Test Purposes (TSS&TP) specification
• ISO/IEC 9646 Series: International standards for OSI conformance testing methodology, including definitions of ATS, test realization, and requirements for testing laboratories (e.g., ISO/IEC 9646-1, -2, -3, -4, -5)
• ITU-T Recommendation I.411: Reference configurations for ISDN user-network interfaces

Practical Value

Adhering to SIST EN 300 402-7 V1.4.5:2005 enables telecommunications providers and manufacturers to ensure consistent, high-quality ISDN data link layer protocol implementations. By standardizing the approach to conformance testing and extra implementation information, it supports reduced time-to-market for ISDN products and guarantees seamless interoperability in European and international markets.

Keywords: ISDN, DSS1, Abstract Test Suite, PIXIT, data link layer, protocol conformance, telecommunications standards, conformance testing, ISDN certification

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.URWRNROIntegrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Data link layer; Part 7: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the general protocol35.100.20Podatkovni povezovalni slojData link layer33.080Digitalno omrežje z integriranimi storitvami (ISDN)Integrated Services Digital Network (ISDN)ICS:Ta slovenski standard je istoveten z:EN 300 402-7 Version 1.4.5SIST EN 300 402-7 V1.4.5:2005en01-januar-2005SIST EN 300 402-7 V1.4.5:2005SLOVENSKI
STANDARD
ETSIEN300402-7V1.4.5(2000-07)EuropeanStandard(Telecommunicationsseries)IntegratedServicesDigitalNetwork(ISDN);DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Datalinklayer;Part7:AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationforthegeneralprotocolSIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)2ReferenceREN/SPAN-05140-7KeywordsATS,D-channel,DSS1,ISDN,LAPD,layer2,network,PIXIT,QSIG,SSIG,userETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]opartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)3ContentsIntellectualPropertyRights.5Foreword.51Scope.62References.63Definitionsandabbreviations.73.1Definitions.73.2Abbreviations.74AbstractTestMethod(ATM).85Untestabletestpurposes.86ATSconventions.86.1Declarationspart.86.1.1Typedefinitions.86.1.1.1Simpletypedefinitions.86.1.1.2Structuredtypedefinitions.86.1.1.2.1TTCNstructuredtypedefinitions.86.1.1.2.2ASN.1structuredtypedefinitions.96.1.1.3ASPtypedefinitions.96.1.1.3.1TTCNASPtypedefinitions.96.1.1.3.2ASN.1ASPtypedefinitions.96.1.1.4PDUtypedefinitions.106.1.1.4.1TTCNPDUtypedefinitions.106.1.1.4.2ASN.1PDUtypedefinitions.106.1.2Testsuiteconstants.106.1.3Testsuiteparameters.106.1.4Variables.106.1.4.1Testsuitevariables.106.1.4.2Testcasevariables.106.1.5Testsuiteoperationdefinitions.106.2Constraintspart.116.2.1Structuredtypeconstraintdeclaration.116.2.2ASN.1typeconstraintdeclaration.116.2.3ASPtypeconstraintdeclaration.116.2.3.1ASN.1ASPtypeconstraintdeclaration.116.2.3.2TTCNASPtypeconstraintdeclaration.116.2.4PDUtypeconstraintdeclaration.126.2.4.1ASN.1PDUtypeconstraintdeclaration.126.2.4.2TTCNPDUtypeconstraintdeclaration.126.2.5Derivedconstraints.126.2.6Parameterizedconstraints.126.2.7Valueassignment.126.2.7.1Specificvalues.126.2.7.2Matchingvalues.136.3Dynamicpart.136.3.1Testcases.136.3.2Teststeps.136.3.3Defaults.13SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)47ATStoTPmap.138PCTRconformance.139PIXITconformance.1410ATSconformance.14AnnexA(normative):ProtocolConformanceTestReport(PCTR)proforma.15A.1Identificationsummary.15A.1.1Protocolconformancetestreport.15A.1.2IUTidentification.15A.1.3Testingenvironment.16A.1.4Limitsandreservations.16A.1.5Comments.16A.2IUTconformancestatus.16A.3Staticconformancesummary.16A.4Dynamicconformancesummary.17A.5Staticconformancereviewreport.17A.6Testcampaignreport.17A.7Observations.29AnnexB(normative):PartialPIXITproforma.30B.1Identificationsummary.30B.2Abstracttestsuitesummary.30B.3Testlaboratory.30B.4Client(ofthetestlaboratory).31B.5SystemUnderTest(SUT).31B.6Protocolinformation.32B.6.1Protocolidentification.32B.6.2Configurationtobetested.32B.6.3Configurationoptions.32B.6.4Testmanagementtimers.33B.6.5SendingofmessagesbyIUT.33B.6.6Parametervalues.33AnnexC(normative):AbstractTestSuite(ATS).34C.1TheTTCNGraphicalform(TTCN.GR).34C.2TheTTCNMachineProcessableform(TTCN.MP).34AnnexD(informative):GeneralstructureofATS.35Bibliography.36History.37SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)5IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeServicesandProtocolsforAdvancedNetworks(SPAN).Thepresentdocumentispart7ofamulti-partstandardcoveringtheIntegratedServicesDigitalNetwork(ISDN);DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Datalinklayer,asidentifiedbelow:Part1:"Generalaspects[ITU-TRecommendationQ.920(1993),modified]";Part2:"Generalprotocolspecification[ITU-TRecommendationQ.921(1993),modified]";Part3:"Framerelayprotocolspecification";Part4:"ProtocolImplementationConformanceStatement(PICS)proformaspecificationforthegeneralprotocol";Part5:"ProtocolImplementationConformanceStatement(PICS)proformaspecificationfortheframerelayprotocol";Part6:"TestSuiteStructureandTestPurposes(TSS&TP)specificationforthegeneralprotocol";Part7:"AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationforthegeneralprotocol".NationaltranspositiondatesDateofadoptionofthisEN:26May2000DateoflatestannouncementofthisEN(doa):31August2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):28February2001DateofwithdrawalofanyconflictingNationalStandard(dow):28February2001SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)61ScopeThisseventhpartofEN300402specifiestheAbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformafortheuser-networkinterfacedatalinklayerattheTreferencepointorcoincidentSandTreferencepoint(asdefinedinITU-TRecommendationI.411[9])ofimplementationsconformingtothestandardforthegeneraldatalinklayerprotocolforthepan-EuropeanIntegratedServicesDigitalNetwork(ISDN)bymeansoftheDigitalSubscriberSignallingSystemNo.one(DSS1)protocol,ETS300402-2[1].ETS300402-6[3]specifiestheTestSuiteStructureandTestPurposes(TSS&TP)relatedtothisATSandpartialPIXITproformaspecification.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]ETSIETS300402-2(1995):"IntegratedServicesDigitalNetwork(ISDN);DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Datalinklayer;Part2:Generalprotocolspecification[ITU-TRecommendationQ.921(1993),modified]".[2]ETSIETS300402-4(1996):"IntegratedServicesDigitalNetwork(ISDN);DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Datalinklayer;Part4:ProtocolImplementationConformancestatement(PICS)proformaspecificationforthegeneralprotocol".[3]ETSIETS300402-6(1997):"IntegratedServicesDigitalNetwork(ISDN);DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Datalinklayer;Part6:TestSuiteStructureandTestPurposes(TSS&TP)specificationforthegeneralprotocol".[4]ISO/IEC9646-1:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part1:Generalconcepts".[5]ISO/IEC9646-2:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part2:AbstractTestSuitespecification".[6]ISO/IEC9646-3:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part3:TheTreeandTabularCombinedNotation(TTCN)".[7]ISO/IEC9646-4:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part4:Testrealization".[8]ISO/IEC9646-5:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part5:Requirementsontestlaboratoriesandclientsfortheconformanceassessmentprocess".[9]ITU-TRecommendationI.411(1993):"ISDNuser-networkinterfaces-Referenceconfigurations".SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)73Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thefollowingtermsanddefinitionsapply:AbstractTestSuite(ATS):seeISO/IEC9646-1[4].ImplementationUnderTest(IUT):seeISO/IEC9646-1[4].LowerTester(LT):seeISO/IEC9646-1[4].PointofControlandObservation(PCO):seeISO/IEC9646-1[4].ProtocolConformanceTestReport(PCTR):seeISO/IEC9646-1[4].ProtocolImplementationConformanceStatement(PICS):seeISO/IEC9646-1[4].PICSproforma:seeISO/IEC9646-1[4].ProtocolImplementationeXtraInformationforTesting(PIXIT):seeISO/IEC9646-1[4].PIXITproforma:seeISO/IEC9646-1[4].SystemUnderTest(SUT):seeISO/IEC9646-1[4].UpperTester(UT):seeISO/IEC9646-1[4].3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:ASPAbstractServicePrimitiveATMAbstractTestMethodATSAbstractTestSuiteCMCo-ordinationMessageExTSExecutableTestSuiteIUTImplementationUnderTestLTLowerTesterMOTMeansOfTestingPCOPointofControlandObservationPCTRProtocolConformanceTestReportPDUProtocolDataUnitPICSProtocolImplementationConformanceStatementPIXITProtocolImplementationeXtraInformationforTestingSUTSystemUnderTestTPTestPurposeTTCNTreeandTabularCombinedNotationUTUpperTesterSIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)84AbstractTestMethod(ATM)TheremotetestmethodisappliedforthisATS.ThePointofControlandObservation(PCO)residesattheserviceaccesspointbetweenlayers1and2.ThisPCOisnamed"L"(forLower).TheLPCOisusedtocontrolandobservethebehaviouroftheImplementationUnderTest(IUT)andtestcaseverdictsareassigneddependingonthebehaviourobservedatthisPCO.LTSUTLayer2IUTPCOLayer1Layer1ServiceproviderFigure1:Remotetestmethod5UntestabletestpurposesTherearenountestabletestpurposesassociatedwiththisATS.6ATSconventionsThisclauseisstructuredsimilarlytothestructureofaTTCNATS.However,thenamesofthesubclausesarearrangedinawaymoresuitabletothepresentdocument.6.1Declarationspart6.1.1Typedefinitions6.1.1.1SimpletypedefinitionsWhereappropriate,simpletypeshavealength,avaluelistorarangerestrictionattached.Simpletypesdefinedasbeingofsomestringtype(e.g.BITSTRING,OCTETSTRING),havealengthrestrictionoravaluelistattached.Simpletypes,definedasbeingofINTEGERtype,haveavaluelistorarangerestrictionattached.6.1.1.2Structuredtypedefinitions6.1.1.2.1TTCNstructuredtypedefinitionsAllstructuredtypedefinitionsareprovidedwithafullname.Allelementsineverystructuredtypedefinition,definedasbeingofsomestringtype(e.g.BITSTRING,OCTETSTRING),havealengthrestrictionattached.SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)96.1.1.2.2ASN.1structuredtypedefinitionsTherearenoASN.1structuredtypedefinitionsintheATS.6.1.1.3ASPtypedefinitions6.1.1.3.1TTCNASPtypedefinitionsTTCNASPtypedefinitionsonlycontainonePDUornoPDUatall.AllTTCNASPtypedefinitionsareprovidedwithafullidentifier.SomeASPsarenotparameterizedasshownintheexampleintable1.SuchASPsareonlyusedforrequestingorreceivingservicefromthelowerlayer.Table1:TTCNASPtypedefinitionPH_ACT_INTTCNASPTypeDefinitionASPNAME:PH_ACT_IN(PH_Activate_Indication)PCOType:PSAPComments:ParameterName|ParameterType|CommentsDetailedComments:Table2showsanexampleofaparameterizedASP,PH_DATA_RQ,whichisanASPtobesentandcontainsaPDUandaPriorityIndicator.Table2:TTCNASPtypedefinitionPH_DATA_RQTTCNASPTypeDefinitionASPNAME:PH_DATA_RQ(PH_DATA_Request)PCOType:PSAPComments:ParameterName|ParameterType|CommentsPI(PriorityIndicator)|INTEGER|MU(MessageUnit)|PDU|DataLinkLayerpeertopeer||messageDetailedComments:Table3showsanexampleofaparameterizedASP,PH_DATA_IN,whichisanASPtobereceivedandcontainsaPDUandnoPriorityIndicator.Table3:TTCNASPtypedefinitionPH_DATA_INTTCNASPTypeDefinitionASPNAME:PH_DATA_IN(PH_DATA_Indication)PCOType:PSAPComments:ParameterName|ParameterType|CommentsMU(MessageUnit)|PDU|DataLinkLayerpeertopeer||messageDetailedComments:6.1.1.3.2ASN.1ASPtypedefinitionsTherearenoASN.1ASPtypedefinitionsintheATS.SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)106.1.1.4PDUtypedefinitions6.1.1.4.1TTCNPDUtypedefinitionsTheTTCNPDUtypereflectstheactualdatabeingtransferredorreceived.AllPDUsareembeddedinASPs.IfaspecificPDUtypedefinitioncontainselementsdefinedintermsofapre-definedtype,thatelementhasarestrictionattachedtoit.6.1.1.4.2ASN.1PDUtypedefinitionsTherearenoASN.1PDUtypedefinitionsintheATS.6.1.2TestsuiteconstantsEachtestsuiteconstantisdefinedintermsofapredefinedtypeorareferencedtype.Thevaluesgiveninthevaluecolumnwillremainunchangedthroughoutthetestsuite.6.1.3TestsuiteparametersEachtestsuiteparameterisdefinedintermsofapredefinedtype.6.1.4Variables6.1.4.1TestsuitevariablesNotestsuitevariablesareusedordefinedinthisATS.6.1.4.2TestcasevariablesEachtestcasevariableisdefinedintermsofapredefinedtype.Wheretestcasevariablesareusedinconstraints,theyarepassedasformalparameters.6.1.5TestsuiteoperationdefinitionsThedescriptionpartofatestsuiteoperationdefinitionuseseithernaturallanguageoraproceduraldefinition.Table4:TestsuiteoperationdefinitionusingnaturallanguageTestSuiteOperationDefinitionOperationName:RANDOM(low:INTEGER;high:INTEGER)ResultType:INTEGERComments:DescriptionThereturnvaluerepresentsarandomvaluebetween"low"and"high"values.ThisoperationisusefultoprovidetheRIvalueduringTEImanagement.Detailedcomments:SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)11Table5:TestsuiteoperationdefinitionusingaproceduraldefinitionTestSuiteOperationDefinitionOperationName:CR_CMD(S_R,IUT_TYPE:BOOLEAN)ResultType:BITSTRINGComments:CalculatetheC/Rbitstringforacommandframeaccordingtothegivencondition(sendorreceive,userornetwork).Description/*S_R:parametertoindicateifthesendistobesentorreceived.*//*S_R=1->send,*//*S_R=0->receive.*/IFIUT_TYPETHEN/*IUThastheuserrole\*/IFS_RTHEN/*frametobesent\*/RETURNVALUE'1'BELSE/*frametobereceived\*/RETURNVALUE'0'BENDIFELSE/*IUThasthenetworkrole*IFS_RTHEN/*frametobesent\*/RETURNVALUE'0'BELSE/*frametobereceived\*/RETURNVALUE'1'BENDIFENDIFDetailedcomments:6.2Constraintspart6.2.1StructuredtypeconstraintdeclarationForeverystructuredtypedefinitionthereexistsoneormorestructuredtypeconstraints.6.2.2ASN.1typeconstraintdeclarationTherearenoASN.1typeconstraintdeclarationsintheATS.6.2.3ASPtypeconstraintdeclaration6.2.3.1ASN.1ASPtypeconstraintdeclarationTherearenoASN.1ASPtypeconstraintdeclarationsintheATS.6.2.3.2TTCNASPtypeconstraintdeclarationThePDUstobesentorreceivedarepassedtotheTTCNASPconstraintdeclarationsMsandMrasparametersofmetatypePDU.OnlyifvaluesinsideaspecificPDUhavetobereferenced,theuseofthemetatypePDUisnotallowedaccordingtoISO/IEC9646-3[6].Insuchcases,differentTTCNASPconstraintdeclarationsareusedwhicharedefinedtocarryonlyaspecifictypeofPDU(e.g.SETUP).SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)12Tables6and7showexamplesofsuchTTCNASPconstraintdeclarations.Table6:TTCNASPconstraintdeclarationFsTTCNASPConstraintDeclarationConstraintName:Fs(PAR:PDU)ASPType:PH_DATA_RQDerivationPath:Comments:ThisconstraintisusedtosendPDUs.ParameterName|ParameterValue|CommentsPI|1|HighpriorityvalueforSAPI0MU|PAR|DetailedComments:Table7:TTCNASPconstraintdeclarationFrTTCNASPConstraintDeclarationConstraintName:Fr(PAR:PDU)ASPType:PH_DATA_INDerivationPath:Comments:ThisconstraintisusedtoreceivePDUs.ParameterName|ParameterValue|CommentsMU|PAR|DetailedComments:AllASPconstraintshaveaspecificvalueforitsparameter.NomatchingsymbolsareusedinASPs.6.2.4PDUtypeconstraintdeclaration6.2.4.1ASN.1PDUtypeconstraintdeclarationTherearenoASN.1PDUtypeconstraintdeclarationsintheATS.6.2.4.2TTCNPDUtypeconstraintdeclarationPDUconstraintsareusedforassigningvaluesorpatternstothedatabeingsentorreceived.6.2.5DerivedconstraintsDerivedconstraintsareusedinthisATSforsomePDUs.6.2.6ParameterizedconstraintsParameterizedconstraintsareusedinthisATS.6.2.7Valueassignment6.2.7.1SpecificvaluesForspecificvalueassignmentbothexplicitvaluesandreferencestoexplicitvaluesareused.SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)136.2.7.2MatchingvaluesAsmatchingvaluesthefollowingmechanismsareused:-InsteadofValue:-AnyOrOmit"*";-AnyValue"?";-Omit"-".-Insidevalue:-AnyOne"?";-AnyOrNone"*".6.3Dynamicpart6.3.1TestcasesEachtestcasecontainsthetestpurposetextfromETS300402-6[3].Tobeabletoreadandunderstandthetestcasedynamicbehaviouritisrecommendedthattheteststepsareunderstoodfirst.6.3.2TeststepsMuchusehasbeenmadeofteststepstoavoidneedlessrepetitionofdynamicbehaviour.6.3.3DefaultsNotetheuseoftheRETURNstatementwhichisdefinedinDAM1ofISO/IEC9646-3[6].Thisallowsvalidbackgroundbehaviourtobehandledinthedefaulttreewithapossibilitytoreturntotheoriginalsetofalternativesinthetestcase.7ATStoTPmapTheidentifiersusedfortheTPsarereusedastestcasenames.Thusthereisastraightforwardone-to-onemapping.8PCTRconformanceAtestlaboratory,whenrequestedbyaclienttoproduceaPCTR,isrequired,asspecifiedinISO/IEC9646-5[8],toproduceaPCTRconformantwiththePCTRtemplategiveninannexBofISO/IEC9646-5[8].Furthermore,atestlaboratory,offeringtestingfortheATSspecificationcontainedinannexC,whenrequestedbyaclienttoproduceaPCTR,isrequiredtoproduceaPCTRconformantwiththePCTRproformacontainedinannexAofthepresentdocument.APCTRwhichconformstothisPCTRproformaspecificationshallpreservethecontentandorderingoftheclausescontainedinannexA.ClauseA.6ofthePCTRmaycontainadditionalcolumns.Ifincluded,theseshallbeplacedtotherightoftheexistingcolumns.Textinitalicsmayberetainedbythetestlaboratory.SIST EN 300 402-7 V1.4.5:2005

ETSIETSIEN300402-7V1.4.5(2000-07)149PIXITconformanceAtestrealizer,producinganExecutableTestSuite(ExTS)fortheATSspecificationcontainedinannexC,isrequired,asspecifiedinISO/IEC9646-4[7],toproduceanaugmentedpartialPIXITproformaconformantwiththispartialPIXITproformaspecification.AnaugmentedpartialPIXITproformawhichconformstothispartialPIXITproformaspecificationshall,asaminimum,havecontentswhicharetechnicallyequivalenttoannexB.TheaugmentedpartialPIXITproformamaycontainadditionalquestionsthatneedtobeansweredinordertopreparetheMeansOfTesting(MOT)foraparticularIUT.Atestlaboratory,offeringtestingfortheATSspecificationcontainedinannexC,isrequired,asspecifiedinISO/IEC9646-5[8],tofurtheraugmenttheaugmentedpartialPIXITproformatoproduceaPIXITproformaconformantwiththispartialPIXITproformaspecification.APIXITproformawhichconformstothispartialPIXITproformaspecificationshall,asaminimum,havecontentswhicharetechnicallyequivalenttoannexB.ThePIXITproformamaycontainadditionalquestionsthatneedtobeansweredinordertopreparethetestlaboratoryforaparticularIUT.10ATSconformanceThetestrealizer,producingMOTandExTSforthisATSspecification,shallcomplywiththerequirementsofISO/IEC9646-4[7].Inparticular,theseconcerntherealizationofanExTSbasedoneachATS.ThetestrealizershallprovideastatementofconformanceoftheMOTtothisATSspecification.AnExTSwhichconformstothisATSspecificationshallcontaintestgroupsandtestcaseswhicharetechnicallyequivalenttothosecontainedintheATSinannexC.Allsequencesoftesteventscomprisinganabstracttestcaseshallbecapableofbeingrealizedintheexecutabletestcase.AnyfurthercheckingwhichthetestsystemmightbecapableofperformingisoutsidethescopeofthisATSspecif
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