SIST EN 300 356-35 V3.1.2:2005

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Integrated Services Digital Network (ISDN); Signalling System No.7; ISDN User Part (ISUP) version 3 for the international interface; Part 35: Test Suite Structure and Test Purposes (TSS&TP) specification for supplementary services33.080Digitalno omrežje z integriranimi storitvami (ISDN)Integrated Services Digital Network (ISDN)ICS:Ta slovenski standard je istoveten z:EN 300 356-35 Version 3.1.2SIST EN 300 356-35 V3.1.2:2005en01-april-2005SIST EN 300 356-35 V3.1.2:2005SLOVENSKI
STANDARD



SIST EN 300 356-35 V3.1.2:2005



ETSIEN300356-35V3.1.2(2000-09)EuropeanStandard(Telecommunicationsseries)IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part35:TestSuiteStructureandTestPurposes(TSS&TP)specificationforsupplementaryservicesSIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)2ReferenceREN/SPS-01037-5KeywordsISDN,ISUP,SS7,supplementaryservice,TSS&TPETSI650RoutedesLuciolesF-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 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)3ContentsIntellectualPropertyRights.4Foreword.41Scope.62References.63Definitionsandabbreviations.83.1Definitions.83.2Abbreviations.93.2.1ISUPabbreviations.104Implementationundertestandtestmethods.114.1Identificationofthesystemandimplementationundertest.114.2ATMandtestingconfigurationforISUPv3.134.2.1Intermediateexchanges.134.2.2Localexchanges.144.2.3Master-slaveaspectsinthetestconfiguration.175TestSuiteStructure(TSS).186Testpurposes(TP).196.1Introduction.196.1.1Testpurpose(TP)namingconvention.196.1.2Sourceoftestpurposedefinition.196.1.3Testpurposestructure.206.2Testpurposesforthesupplementaryservices.206.2.1Callinglineidentificationpresentation(CLIP).216.2.2Callinglineidentificationrestriction(CLIR).266.2.3Connectedlineidentificationpresentation(COLP).296.2.4Connectedlineidentificationrestriction(COLR).386.2.5Terminalportability(TP).456.2.6User-to-usersignalling(UUS).506.2.6.1User-to-usersignallingservice1(UUS1).506.2.6.2User-to-usersignallingservice2(UUS2).656.2.6.3User-to-usersignallingservice3(UUS3).756.2.7Closedusergroup(CUG).856.2.8Sub-addressing(SUB).936.2.9Maliciouscallidentification(MCID).946.2.10Conferencecall,add-on(CONF).996.2.11Explicitcalltransfer(ECT).1156.2.12Calldiversion(CFB,CFNR,CFU,CD).1336.2.13Callhold(HOLD).1606.2.14Callwaiting(CW).1656.2.15Completionofcallstobusysubscribers(CCBS).1686.2.15.1CCBSApplicationServiceElement(ASE).1776.2.16Threepartyservice(3PTY).1896.2.17CompletionofcallsonNoReply(CCNR).1976.2.17.1CCNRApplicationServiceElement(ASE).2057TestCoverage.219Bibliography.220History.221SIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)4IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.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)hasbeenproducedbyETSITechnicalCommitteeSignallingProtocolandSwitching(SPS).Thepresentdocumentispart35ofamulti-partENcoveringtheIntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7ISDNUserPart(ISUP)version3fortheinternationalinterface,asidentifiedbelow:Part1:"Basicservices";Part2:"ISDNsupplementaryservices";Part3:"CallingLineIdentificationPresentation(CLIP)supplementaryservice";Part4:"CallingLineIdentificationRestriction(CLIR)supplementaryservice";Part5:"ConnectedLineIdentificationPresentation(COLP)supplementaryservice";Part6:"ConnectedLineIdentificationRestriction(COLR)supplementaryservice";Part7:"TerminalPortability(TP)supplementaryservice";Part8:"User-to-UserSignalling(UUS)supplementaryservice";Part9:"ClosedUserGroup(CUG)supplementaryservice";Part10:"Subaddressing(SUB)supplementaryservice";Part11:"MaliciousCallIdentification(MCID)supplementaryservice";Part12:"ConferenceCall,add-on(CONF)supplementaryservice";Part14:"ExplicitCallTransfer(ECT)supplementaryservice";Part15:"Diversionsupplementaryservices";Part16:"CallHold(HOLD)supplementaryservice";Part17:"CallWaiting(CW)supplementaryservice";Part18:"CompletionofCallstoBusySubscriber(CCBS)supplementaryservice";Part19:"Threeparty(3PTY)supplementaryservice";Part20:"CompletionofCallsonNoReply(CCNR)supplementaryservice";Part31:"ProtocolImplementationConformanceStatement(PICS)proformaspecificationforsupplementaryservices";Part32:"TestSuiteStructureandTestPurposes(TSS&TP)specificationforbasicservices";SIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)5Part33:"AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationforbasicservices";Part34:"ProtocolImplementationConformanceStatement(PICS)proformaspecificationforsupplementaryservices";Part35:"TestSuiteStructureandTestPurposes(TSS&TP)specificationforsupplementaryservices";Part36:"AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationforsupplementaryservices".NOTE:Part13and21to30havenotbeenissued.NationaltranspositiondatesDateofadoptionofthisEN:1September2000DateoflatestannouncementofthisEN(doa):31December2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):30June2001DateofwithdrawalofanyconflictingNationalStandard(dow):30June2001SIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)61ScopeThepresentdocumentpresentsthetestsuitestructureandtestpurposes(TSS&TP)forISUPv3supplementaryservicesdefinedin[1]to[21].ThepresentdocumentappliesonlytoexchangeshavingimplementedtheISUPv3protocolspecification.ItisapplicableforvalidationtestingofalltypesofexchangesasdefinedintheISUPv3protocolspecification.Thepresentdocumentdoesnotdealwithcompatibilitytesting.Themaintextpartofthepresentdocumentpresentstherequirementsregardingthechosentestmethod,conventionsusedwithintheATS,theTestSuiteStructureandTestPurposes(TSS&TP)forISUPv3supplementaryservices.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.[1]ISO/IEC9646-1(1994):"Informationtechnology;OpenSystemsInterconnection;Conformancetestingmethodologyandframework;Part1:Generalconcepts".[2]ISO/IEC9646-3(1996):"Informationtechnology;OpenSystemsInterconnection;Conformancetestingmethodologyandframework;Part3:TheTreeandTabularCombinedNotation(TTCN)".[3]ISO/IEC9646-7(1994):"Informationtechnology;OpenSystemsInterconnection;Conformancetestingmethodologyandframework;Part7:ImplementationConformanceStatements".[4]ETSIEN300008-1(V1.3):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;MessageTransferPart(MTP)tosupportinternationalinterconnection;Part1:Protocolspecification[ITU-TRecommendationsQ.701,Q.702,Q.703,Q.704,Q.705,Q.706,Q.707andQ.708modified]".[5]ETSIEN300356-1(V3.2):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part1:Basicservices[ITU-TRecommendationsQ.761toQ.764(1997),modified]".[6]ETSIEN300356-3(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part3:CallingLineIdentificationPresentation(CLIP)supplementaryservice[ITU-TRecommendationQ.731,clause3(1993),modified]".[7]ETSIEN300356-4(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part4:CallingLineIdentificationRestriction(CLIR)supplementaryservice[ITU-TRecommendationQ.731,clause4(1993),modified]".[8]ETSIEN300356-5(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part5:ConnectedLineIdentificationPresentation(COLP)supplementaryservice[ITU-TRecommendationQ.731,clause5(1993),modified]".[9]ETSIEN300356-6(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part6:ConnectedLineIdentificationRestriction(COLR)supplementaryservice[ITU-TRecommendationQ.731,clause6(1993),modified]".SIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)7[10]ETSIEN300356-7(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part7:TerminalPortability(TP)supplementaryservice[ITU-TRecommendationQ.733,clause4(1993),modified]".[11]ETSIEN300356-8(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part8:User-to-UserSignalling(UUS)supplementaryservice[ITU-TRecommendationQ.737,clause1(1997),modified]".[12]ETSIEN300356-9(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part9:ClosedUserGroup(CUG)supplementaryservice[ITU-TRecommendationQ.735,clause1(1993),modified]".[13]ETSIEN300356-10(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part10:Subaddressing(SUB)supplementaryservice[ITU-TRecommendationQ.731,clause8(1992),modified]".[14]ETSIEN300356-11(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part11:MaliciousCallIdentification(MCID)supplementaryservice[ITU-TRecommendationQ.731,clause7(1997),modified]".[15]ETSIEN300356-12(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part12:ConferenceCall,add-on(CONF)supplementaryservice[ITU-TRecommendationQ.734,clause1(1993),modified]".[16]ETSIEN300356-14(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part14:ExplicitCallTransfer(ECT)supplementaryservice[ITU-TRecommendationQ.732,clause7(1996),modified]".[17]ETSIEN300356-15(V3.2):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part15:Diversionsupplementaryservices[ITU-TRecommendationQ.732,clauses2to5(1997),modified]".[18]ETSIEN300356-16(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part16:CallHold(HOLD)supplementaryservice[ITU-TRecommendationQ.733,clause2(1993),modified]".[19]ETSIEN300356-17(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part17:CallWaiting(CW)supplementaryservice[ITU-TRecommendationQ.733,clause1(1992),modified]".[20]ETSIEN300356-18(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part18:CompletionofCallstoBusySubscriber(CCBS)supplementaryservice[ITU-TRecommendationQ.733,clause3(1997),modified]".[21]ETSIEN300356-19(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part19:Three-Party(3PTY)supplementaryservice[ITU-TRecommendationQ.734,clause2(1996),modified]".[22]ETSIEN300356-20(V3.2):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part20:CompletionofCallsonNoReply(CCNR)supplementaryservice".[23]CCITTRecommendationQ.707(1988):"Testingandmaintenance".[24]ITU-TRecommendationQ.730(1997):"ISDNUserPartsupplementaryservices".[25]ITU-TRecommendationQ.731(1993):"Stage3descriptionfornumberidentificationsupplementaryservicesusingSignallingSystemNo.7".SIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)8[26]ITU-TRecommendationQ.731.1(1996):"Stage3descriptionfornumberidentificationsupplementaryservicesusingSignallingSystemNo.7;Direct-dialling-in(DDI)".[27]ITU-TRecommendationQ.732.2:"Stage3descriptionforcallofferingsupplementaryservicesusingSignallingSystemNo.7:Calldiversionservices:callforwarding,callforwardingnoreply,callforwardingunconditional,calldeflection".[28]ITU-TRecommendationQ.733.5(1999):"SignallingSystemNo.7-Completionofcallsonnoreply".[29]ITU-TRecommendationQ.734.1(1993):"Stage3descriptionformultipartysupplementaryservicesusingSignallingSystemNo.7:Conferencecalling".[30]ITU-TRecommendationQ.735.1(1993):"Stage3descriptionforcommunityofinterestsupplementaryservicesusingSignallingSystemNo.7:Closedusergroup".[31]ITU-TRecommendationQ.735.3(1993):"Stage3descriptionforcommunityofinterestsupplementaryservicesusingSignallingSystemNo.7;Multi-levelprecedenceandpreemption(MLPP)".[32]ITU-TRecommendationQ.735.6(1996):"Stage3descriptionforcommunityofinterestsupplementaryservicesusingSignallingSystemNo.7;GlobalVirtualNetworkService(GVNS)".[33]ITU-TRecommendationQ.737(1993):"Stage3descriptionforadditionalinformationtransfersupplementaryservicesusingSignallingSystemNo.7".[34]ETSIEN300356-34(V3.1):"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part34:ProtocolImplementationConformanceStatement(PICS)proformaspecificationforsupplementaryservices".[35]ETSIEN300356-36:"IntegratedServicesDigitalNetwork(ISDN);SignallingSystemNo.7;ISDNUserPart(ISUP)version3fortheinternationalinterface;Part36:AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationforsupplementaryservices".[36]ITU-TRecommendationE.164(1997):"Theinternationalpublictelecommunicationnumberingplan".[37]ITU-TRecommendationQ.784.1(1996):"ISUPbasiccalltestspecification:ValidationandcompatibilityforISUP'92andQ.767protocols".[38]ITU-TRecommendationQ.788(1997):"User-network-interfacetouser-network-interfacecompatibilitytestspecificationsforISDN,non-ISDNandundeterminedaccessesinterworkingoverinternationalISUP".3Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thefollowingtermsanddefinitionsapply:• termsdefinedinISDNUserPart(ISUP)referencespecification[4]to[33];• termsdefinedinISO/IEC9646-1[1],ISO/IEC9646-3[2]andinISO/IEC9646-7[3].Inparticular,thefollowingtermsapply:AbstractTestCase(ATC):completeandindependentspecificationoftheactionsrequiredtoachieveaspecifictestpurpose,definedatthelevelofabstractionofaparticularAbstractTestMethod,startinginastabletestingstateandendinginastabletestingstate(seeISO/IEC9646-1[1],subclause3.3.3).SIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)9AbstractTestMethod(ATM):descriptionofhowanIUTistobetested,givenatanappropriatelevelofabstractiontomakethedescriptionindependentofanyparticularrealizationofaMeansofTesting,butwithenoughdetailtoenableabstracttestcasestobespecifiedforthismethod(seeISO/IEC9646-1[1],subclause3.3.5).AbstractTestSuite(ATS):testsuitecomposedofabstracttestcases(seeISO/IEC9646-1[1],subclause3.3.6).ImplementationUnderTest(IUT):implementationofoneormoreOSIprotocolsinanadjacentuser/providerrelationship,beingpartofarealopensystemwhichistobestudiedbytesting(seeISO/IEC9646-1[1],subclause3.3.43).ISDNnumber:numberconformingtothenumberingandstructurespecifiedinITU-TRecommendationE.164[36].MeansofTesting(MOT):combinationofequipmentandproceduresthatcanperformthederivation,selection,parameterizationandexecutionoftestcases,inconformancewithareferencestandardizedATS,andcanproduceaconformancelog(seeISO/IEC9646-1[1],subclause3.3.54).PICSproforma:documentintheformofaquestionnaire,whichwhencompletedforanimplementationorsystembecomesthePICS.PIXITproforma:documentintheformofaquestionnaire,whichwhencompletedfortheIUTbecomesthePIXIT.PointofControlandObservation:pointwithinatestingenvironmentwheretheoccurrenceoftesteventsistobecontrolledandobserved,asdefinedinanAbstractTestMethod(seeISO/IEC9646-1[1],subclause3.3.64).Pre-testcondition:settingorstateintheIUTwhichcannotbeachievedbyprovidingstimulusfromthetestenvironment.ProtocolImplementationConformanceStatement(PICS):statementmadebythesupplierofaprotocolclaimedtoconformtoagivenspecification,statingwhichcapabilitieshavebeenimplemented(seeISO/IEC9646-1[1],subclause3.3.39andsubclause3.3.80).ProtocolImplementationeXtraInformationforTesting(PIXIT):statementmadebyasupplierorimplementorofanIUT(protocol)whichcontainsorreferencesalloftheinformationrelatedtotheIUTanditstestingenvironment,whichwillenablethetestlaboratorytorunanappropriatetestsuiteagainsttheIUT(seeISO/IEC9646-1[1],subclause3.3.41andsubclause3.3.81).SystemUnderTest(SUT):realopensysteminwhichtheIUTresides(seeISO/IEC9646-1[1],subclause3.3.103).User:accessprotocolentityattheUsersideoftheuser-networkinterfacewhereaTreferencepointorcoincidentSandTreferencepointapplies.3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:3PTYThreePartyserviceASEApplicationServiceEntityASPAbstractServicePrimitiveATCAbstractTestCaseATMAbstractTestMethodATSAbstractTestSuiteCCBSCompletionofCallstoBusySubscriberCDCallDeflectionCDIVCallDIVersionCFBCallForwardingBusyCFNRCallForwardingNoReplyCFUCallForwardingUnconditionalCLICallingLineIdentityCLIPCallingLineIdentificationPresentationCLIRCallingLineIdentificationRestrictionCOLConnectedLineIdentityCOLPConnectedLineIdentificationPresentationCOLRConnectedLineIdentificationRestrictionCONFConferencecall,add-onSIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)10CUGClosedUserGroupCWCallWaitingDDIDirectDialling-InDLEDestinationLocalExchangeDSS1DigitalSubscriberSystemNo.1ECTExplicitCallTransferHOLDCallHoldIncIEIncomingInternationalExchangeIntermEIntermediateExchangeISCInternationalSwitchingCentreISDNIntegratedServicesDigitalNetworkISUPISDNUserPartITEInternationalTransitExchangeIUTImplementationUnderTestIWorkEInterworkingExchangeLAPDLinkAccessProtocolfortheD-channelLTLowerTesterMCIDMaliciousCallIdentificationMOTMeansOfTestingMSNMultipleSubscriberNumberMTCMainTestComponentMTPMessageTransferPartNNINetwork-networkinterfaceNTENationalTransitExchangeOLEOriginatingLocalExchangeOutIEOutgoingInternationalExchangePCOPointofControlandObservationPDUProtocolDataUnitPICSProtocolImplementationConformanceStatementPIXITProtocolImplementationeXtraInformationforTestingPSTNPublicSwitchedTelephoneNetworkSPSignallingPointSUBSub-addressingSUTSystemUnderTestTCAPTransactionCapabilitiesApplicationPartTCPTestCoordinationProceduresTPTerminalportabilityTPTestPurpose(contextdependent)TSSTestSuiteStructureTTCNTreeandTabularCombinedNotationUNIUser-networkinterfaceUTUpperTesterUUSUser-to-usersignallingUUS1User-to-usersignallingservice1UUS2User-to-usersignallingservice2UUS3User-to-usersignallingservice3TheISUPmessageacronymscanbefoundintable2ofITU-TRecommendationQ.762asendorsedbyEN300356-1[5].3.2.1ISUPabbreviationsThefollowingabbreviationsapplyforISUPparametersandparametervalues.ACHAccesssignallingPCO(D-channel)APHAccessphysicalcircuitPCO(B-channel)addCgPNadditionalCallingPartyNumberaddConNbadditionalConnectedNumberAdSgAddressSignalsAPRIAddressPresentationRestrictedIndicatorATPAccessTransportParameterBCIBackwardCallIndicatorsSIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)11CABPCOforABcircuitsCACPCOforACcircuitsCCCountryCodeCCBSparCCBSparameterCDInfCallDiversionInformationCDmoCallDiversionmayoccurCdPSICalledParty’sStatusIndicatorCgPNCallingPartyNumberCHInfCallHistoryInformationConNbConnectedNumberCTNbCallTransferNumberCTRefCallTransferReferenceCUGICCUGInterlockCodeFCIForwardCallIndicatorsGenNbGenericNumberGenNotGenericNotificationIAIncomingAccessICBIncomingCallsBarredIPIISUPPreferenceIndicatorLABPCOforsignallinglinkABLACPCOforsignallinglinkACLOPIndLOopPreventionIndicatorsNoIndNoIndicationNSONotificationSubscriptionOptionOAOutgoingAccessOBCIOptionalBackwardCallIndicatorsOFCIOptionalForwardCallIndicatorsOriCdNbOriginalCalledNumberPDCPropagationDelayCounterPTCParallelTestComponentRgIndRedirectingIndicatorRgNbRedirectingNumberRnCntRedirectionCounterRnInfRedirectionInformationRnNbRedirectionNumberRnNbResRedirectionNumberRestrictionRnReasRedirectionReasonScrIScreeningIndicatorServActServiceActivationUSIUserServiceInformationUSIpUserServiceInformationprimeUUIndUser-to-UserIndicatorsUUInfUser-to-UserInformation4Implementationundertestandtestmethods4.1IdentificationofthesystemandimplementationundertestTheSystemUnderTest(SUT)isanexchange.Theimplementationundertest(IUT)istheISUPv3implementationinthisexchange,mainlythepartresponsibleforthesupplementaryservicesfunctionality,asshowninfigure1.SIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)12ISUPISUPExchangeSUTISUPv3SupplementaryServicesAccessIUTFigure1:SystemUnderTestTheISUPsignallingprotocolcanbeobservedontheSSNo.7linkontheNetwork-NetworkInterface(NNI).TheeffectsofsignallingproceduresoftheISDNUserPartcanbeobservedonthecircuitscontrolledbytheISUPontheNNI.TheISUPimplementationwillinsomeexchangeshavetointerworkwiththeAccesssignallingsystemontheuser-networkinterface(UNI)andinvolvecallhandlinginordertoestablishend-to-endconnections.FromtheISUPreferencestandardseveraltypesofexchanges(orroles)canbeidentifiedaspresentedinfigure2.DLEOLEAccessAccessintermediatelocallocalGatewayOutIETransitITEGatewayIncIEnationalnetworkinternationalnetworknationalnetworkTransitNTEFigure2:RolesofexchangesTheexchangescanbedividedintotwomaingroupsaccordingtotheirfunctionality:localexchanges,wherecallsoriginateandterminate,andintermediateexchanges,withtransitfunctionality.Localexchangesarenational,i.e.belongtoanationalnetwork.Intermediateexchangesarenationalorinternational.Theinternationalintermediateexchangeswhichpermitaccesstotheinternationalnetworkarethegatewayexchanges(incomingandoutgoing),alsocalledISCs(InternationalSwitchingCentres).Aparticularityforsomesupplementaryservices,e.g.calldiversionservices,isthatalocalexchangeisnotonlyoriginator/terminatorofthecallbutalsomediatorbetweentwofar-endlocalexchanges.Therolesoftheexchangesaresummarizedintable1.Table1:RolesofexchangesLocalIntermediateExchangeExchangeNationalInternationalOriginatingLocalExchangeOLETransitExchangeNTEITEIncoming/GatewayExchangeIncIEOutgoing/GatewayExchangeOutIEDestinationLocalExchangeDLESIST EN 300 356-35 V3.1.2:2005



ETSIETSIEN300356-35V3.1.2(2000-09)134.2ATMandtestingconfigurationforISUPv3TheAbstractTestMethod(ATM)chosenfortheISUPv3supplementaryservicestestingspecificationisthedistributedmulti-partytestmethod.TheATMisdefinedatanappropriatelevelofabstractionsothatthetestcasesmaybespecifiedappropriately,withoutaddingrestrictionstotheimplementationundertest.Thetestingarchitecturesaredescribedinthefollowingsubclauses.TheATSiswritteninconcurrentTTCN.4.2.1IntermediateexchangesTheconfigurationproposedfortestingintermediateexchangesisshowninfigure3.InordertotesttheprotocolandfunctionalityoftransitandgatewayexchangesoneneedstoconsidertheincomingandoutgoingsideoftheSUT.SPBIUTNetworkserviceproviderTCPCABLABPhysicalaspectsNetworkserviceproviderSPCCACLACSPALTCircuitsLTCircuitsLTISUPlinkLTISUPlinkFigure3:ISUPtestmethodforintermediateexchangesTheIUTisobservedandcontrolledfromtwosignallinglinkswithISUPassociatedcircuits.Thepointsofcontrolandobservation(PCO)arelabelledLABandCABononeside,andLACandCAContheother.TheLABandLACPCOsareusedbythelowertesters(LT)forcontrollingtheISUPsignallinglink,whereastheCABandCACPCOsareusedbythelowertesters
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