ETSI EN 302 092-4 V1.1.1 (2000-09)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.SHFLILNDFLMDBroadband Integrated Services Digital Network (B-ISDN) and Broadband Private Integrated Services Network (B-PISN); Digital Subscriber Signalling System No. two (DSS2) and Broadband QSIG (B-QSIG) protocols; Call control specification in separated call and bearer control environment; Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification33.080Digitalno omrežje z integriranimi storitvami (ISDN)Integrated Services Digital Network (ISDN)33.040.35Telefonska omrežjaTelephone networksICS:Ta slovenski standard je istoveten z:EN 302 092-4 Version 1.1.1SIST EN 302 092-4 V1.1.1:2005en01-januar-2005SIST EN 302 092-4 V1.1.1:2005SLOVENSKI
STANDARD



SIST EN 302 092-4 V1.1.1:2005



ETSIEN302092-4V1.1.1(2000-09)EuropeanStandard(Telecommunicationsseries)BroadbandIntegratedServicesDigitalNetwork(B-ISDN)andBroadbandPrivateIntegratedServicesNetwork(B-PISN);DigitalSubscriberSignallingSystemNo.two(DSS2)andBroadbandQSIG(B-QSIG)protocols;Callcontrolspecificationinseparatedcallandbearercontrolenvironment;Part4:AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationSIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)2ReferenceDEN/SPAN-05154-4KeywordsATS,B-ISDN,B-ISUP,B-QSIG,broadband,control,DSS2,PIXIT,protocolETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:+33492944200Fax:+33493654716SiretN°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:editor@etsi.frCopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)3ContentsIntellectualPropertyRights.5Foreword.51Scope.62References.63Definitionsandabbreviations.73.1Definitions.73.2Abbreviations.84AbstractTestMethod.94.1DescriptionofATMused.94.2ConventionsfortestcomponentsandPCOs.95Untestabletestpurposes.116ATStoTPmap.117PCTRconformance.118PIXITconformance.119ATSConformance.12AnnexA(normative):ProtocolConformanceTestReport(PCTR)proforma.13A.1Identificationsummary.13A.1.1Protocolconformancetestreport.13A.1.2IUTidentification.13A.1.3Testingenvironment.13A.1.4Limitsandreservations.14A.1.5Comments.14A.2IUTConformancestatus.14A.3Staticconformancesummary.14A.4Dynamicconformancesummary.15A.5Staticconformancereviewreport.15A.6Testcampaignreport.16A.7Observations.18AnnexB(normative):PartialPIXITproforma.19B.1Identificationsummary.19B.2Abstracttestsuitesummary.19B.3Testlaboratory.19B.4Client(oftheTestLaboratory).20B.5SUT.20B.6Protocolinformation.21B.6.1Protocolidentification.21B.6.2Releasecausevalues.21B.6.3ParameterValues.21B.6.4Testmanagementtimers.22SIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)4AnnexC(normative):AbstractTestSuite(ATS).23C1TheTTCNGraphicalform(TTCN.GR).23C2TheTTCNMachineProcessableform(TTCN.MP).23History.24SIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)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).Thepresentdocumentispart4ofamulti-partstandardcoveringtheDigitalSubscriberSignallingSystemNo.2(DSS2),BroadbandInter-ExchangeSignalling(B-QSIG),andSignallingSystemNo.7(SS7)TSS&TPfortheBroadbandIntegratedServicesDigitalNetwork(B-ISDN)andBroadbandPrivateIntegratedServicesNetwork(B-PISN)CallControl,asdescribedbelow:Part1:"Protocolspecification";Part2:"ProtocolImplementationConformanceStatement(PICS)proformaspecification";Part3:"TestSuiteStructureandTestPurposes(TSS&TP)specification";Part4:"AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecification".NationaltranspositiondatesDateofadoptionofthisEN:25August2000DateoflatestannouncementofthisEN(doa):30November2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31May2001DateofwithdrawalofanyconflictingNationalStandard(dow):31May2001SIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)61ScopeThepresentdocumentprovidestheAbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformafortheCallControlprotocolasspecifiedinEN302092-1[1].ThisfourthpartofEN302092seriesisapplicabletotheCallControlprotocolattheQB,SB,TBandco-incidentSB/TBreferencepointswithin,betweenandattheaccesstoBroadbandPrivateIntegratedServicesNetworksandwithin,betweenandattheaccesstopublicBroadbandIntegratedServicesDigitalNetworks.AfurtherpartofthepresentdocumentspecifiestheTestSuiteStructureandTestPurposes(TSS&TP)relatedtothisATSandpartialPIXITproforma.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.[1]ETSIEN302092-1(V1.1):"BroadbandIntegratedServicesDigitalNetwork(B-ISDN)andBroadbandPrivateIntegratedServicesNetwork(B-PISN);DigitalSubscriberSignallingSystemNo.two(DSS2),BroadbandInter-ExchangeSignalling(B-QSIG),andSignallingSystemNo.7(SS7);Callcontrolinaseparatedcallandbearercontrolenvironment;Part1:Protocolspecification".[2]ETSIEN302092-2(V1.1):"BroadbandIntegratedServicesDigitalNetwork(B-ISDN)andBroadbandPrivateIntegratedServicesNetwork(B-PISN);DigitalSubscriberSignallingSystemNo.two(DSS2),BroadbandInter-ExchangeSignalling(B-QSIG),andSignallingSystemNo.7(SS7);Callcontrolinaseparatedcallandbearercontrolenvironment;Part2:ProtocolImplementationConformanceStatement(PICS)proformaspecification".[3]ETSIEN302092-3(V1.1):"BroadbandIntegratedServicesDigitalNetwork(B-ISDN)andBroadbandPrivateIntegratedServicesNetwork(B-PISN);DigitalSubscriberSignallingSystemNo.two(DSS2),BroadbandInter-ExchangeSignalling(B-QSIG),andSignallingSystemNo.7(SS7);Callcontrolinaseparatedcallandbearercontrolenvironment;Part3:TestSuiteStructureandTestPurposes(TSS&TP)specification".[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".[7]ISO/IEC9646-4:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework,Part4:Testrealization".[8]ISO/IEC9646-5:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework;Part5:Requirementsontestlaboratoriesandclientsfortheconformanceassessmentprocess".SIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)73Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thefollowingtermsanddefinitionsapplyinadditiontothedefinitionsinEN302092-1[1]:Abstracttestcase:refertoISO/IEC9646-1[4]AbstractTestMethod(ATM):refertoISO/IEC9646-1[4]AbstractTestSuite(ATS):refertoISO/IEC9646-1[4]ImplementationUnderTest(IUT):refertoISO/IEC9646-1[4]Lowertester(LT):refertoISO/IEC9646-1[4]ProtocolImplementationConformanceStatement(PICS):refertoISO/IEC9646-1[4]PICSproforma:refertoISO/IEC9646-1[4]ProtocolImplementationeXtraInformationforTesting(PIXIT):refertoISO/IEC9646-1[4]PIXITproforma:refertoISO/IEC9646-1[4]PointofControlandObservation(PCO):refertoISO/IEC9646-1[4]SystemUnderTest(SUT):refertoISO/IEC9646-1[4]TestPurpose(TP):refertoISO/IEC9646-1[4]UpperTester(UT):refertoISO/IEC9646-1[4]SIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)83.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:APDUApplicationProtocolDataUnitATMAbstractTestMethodATSAbstractTestSuiteDSS2DigitalSubscriberSignallingSystemNo.twoB-ISDNBroadbandIntegratedServicesDigitalNetworkB-PISNBroadbandPrivateIntegratedServicesNetworkB-QSIGBroadbandInter-ExchangeSignallingSystemCCCallControlCC0CallIdlestateCC1CallInitiatedstateCC2OutgoingCallProceedingstateCC3CallReadystateCC4CallPresentstateCC5IncomingCallProceedingstateCC6AwaitCallCompletionstateCC7CallActivestateCC8CallReleaseRequeststateCC9CallReleaseIndicationstateCMCo-ordinationMessageCPCo-ordinationPointExTSExecutableTestSuiteIUTImplementationUnderTestLTLowerTesterMOTMeansOfTestingMTCMainTestComponentPCOPointofControlandObservationPDUProtocolDataUnitPICSProtocolImplementationConformanceStatementPIXITProtocolImplementationeXtraInformationforTestingPTCParallelTestComponentSUTSystemUnderTestTCPTestCo-ordinationProceduresTPTestPurposeTTCNTreeandTabularCombinedNotationUTUpperTesterSIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)94AbstractTestMethod4.1DescriptionofATMusedForCC,theprotocoldefinesdifferentrolesthataCCentitycanplay:itcanbeanendortransitCCentity.Inthefirstcase,onlyoneinterfaceisusedandinthesecondcase,twointerfacesareusedfortestingpurposes.TherequirementfortestingtheIUTistofocusonthebehaviouroftheIUTattheQB,SB,TBandco-incidentSB/TBreferencepointswithin,betweenandattheaccesstoBroadbandPrivateIntegratedServicesNetworksandwithin,betweenandattheaccesstopublicBroadbandIntegratedServicesDigitalNetworks.ThustheIUTisacallcontrolprotocolentityataparticularinterfaceandisnottheotherentitiesandfunctionsexistingintheSUT.ItispossibletospecifyanATSbasedonaSingleparty(remote)testmethodforsuchanIUT.However,itisconsideredthatanATSbasedonsuchanapproachisoflimiteduseastheonlywaytospecifyIUTgeneratedPDUsistousethe"implicitsend"statement.ManyusersofsuchanATSwouldreplacethe"implicitsend"statementswithdescriptionsofthebehaviouratotherinterfaces.AnATSbasedonamulti-partytestmethodisconsideredtobemoreusefulinthatitisclosertohowarealtestsuitewouldbeconstructed.Suchatestmethodspecifiesbehaviouratmultiplenetworkinterfaces.Oneveryimportantlimitationhereisthattestsarefocussedononeparticularinterface.ThusthetestsystemismadeuponeMainTestComponent(MTC)andoneormoreParallelTestComponents(PTC),seefigure1.4.2ConventionsfortestcomponentsandPCOsMasterpartSlavepartMTCAOPERATORPTC1O(PCO)L0(PCO)L1(PCO)IUTSUTFigure1:Multi-partytestmethodSIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)10Inamaster/slavearrangement,theMTCisconsideredtobethemasterwhilethePTCsaretheslaves.The"slave"testersareonlyanexplicitdescriptionofhowtodealwiththeremoteinterfacesduringthetestingprocess,i.e."howtomaketheIUTsendtherequiredmessage".Thismeans,inparticular,thattheverdictwillonlybeassignedfromtheprotocolaspectsobservedontheinterfaceundertest(i.e.bythe"master"tester),asitwouldbeobservedbyaterminalconnectedtothisinterface.Afailureinthecorrelationbetweentheprotocolatthedifferentinterfacestowhichthedifferenttestersareconnected,i.e.inthemechanismofthefunctionalserviceitself,willnotcauseaFAILverdict.Forinstance,iftheIUTfailstosendamessageonthetestedinterfaceafteranotherinterfacehasreceivedtheproperstimulus,theverdictwillbeINCONCLUSIVE.TheMTCMTCAhastwofunctionsinthisconfiguration.Firstly,ithastheMTCfunctionofcontrollingtheoneormorePTCs.ThusitisresponsibleforstartingthePTCsandafterwardsco-ordinatesactivitiesbyexchangingCo-ordinationMessages(CM)withthePTCs.SecondlyitisresponsibleforthebehaviouroftheLowerTester(LT)atPCOL0.Acombinationoftheremoteandmulti-partytestmethodsisapplied.Ascanbeseenfromfigure1,severalPCOsareused.Tester-MTCSUTTester-PTCPrenegotiationCo-ordinationIUTCallControlLayer3LTROSELTfunctionGFT-ControlTransportmechanismPCOPCOLayer2Layer1SAALSAALSAALServiceproviderFigure2:Combinationoftheremoteandmulti-partytestmethodsTheMTCPCOisnamed"L0"("L"forLower).TheL0PCOisusedtocontrolandobservethebehaviouroftheIUTandtestcaseverdictsareassigneddependingonthebehaviourobservedatthisPCO.ThePTCPTC1usesPCOsL1andO.ThesePCOsareusedtocontroland,inalimitedway,observethebehaviourofthenetworkequipmentatinterfaceotherthantheoneundertest.NoverdictsareassignedatthisPCO.TheL1PCOisonlyusedfortransitCCentity.ISO/IEC9646-2[5]allowstheinformalexpressionofTestCo-ordinationProcedures(TCP)betweentheSystemUnderTest(SUT)upperlayer(s)andtheLowerTester(LT).IntheATScontainedinannexC,TCPisachievedbyuseofasecond"informal"PCO,called"O"(forOperator).ThisPCOisusedtospecifycontrolbutnotobservationabovetheIUTandconsequently,eventsatthisPCOareneverusedtogeneratetestcaseverdicts.TheuseofthisOPCOisregardedasapreferredalternativetotheuseoftheimplicitsendevent,inthatitallowstheATStospecifyinaclearandmeaningfulwaywhatactionsarerequiredtobeperformedontheIUT.AsanalternativeofL1,theOPCOisusedforanendCCentity.Asstatedinapreviousparagraph,thenon-receiptofnetworkgeneratedmessagesatL0,whicharestimulatedbyeventsattheL1,willresultinINCONCLUSIVEratherthanFAILverdictsbeingassigned.IntestcaseswhichverifythattheIUTrejectsinvalidorunacceptableAPDUs,noPTCisactivatedatall,astheseproceduresareconsideredlocaltotheaccessbetweenIUTandMTC.SIST EN 302 092-4 V1.1.1:2005



ETSIETSIEN302092-4V1.1.1(2000-09)115UntestabletestpurposesTherearenountestabletestpurposesassociatedwiththisATS.6ATStoTPmapTheidentifiersusedfortheTPsarereusedastestcasenames.Thusthereisastraightforwardone-to-onemapping.7PCTRconformanceAtestlaboratory,whenrequestedbyaclienttoproduceaPCTR,isrequired,asspecifiedinISO/IEC9646
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