SIST EN 300 359-5 V1.4.1:2005

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.VWRULWHYIntegrated Services Digital Network (ISDN); Completion of Calls to Busy Subscriber (CCBS) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network33.080Digitalno omrežje z integriranimi storitvami (ISDN)Integrated Services Digital Network (ISDN)ICS:Ta slovenski standard je istoveten z:EN 300 359-5 Version 1.4.1SIST EN 300 359-5 V1.4.1:2005en01-januar-2005SIST EN 300 359-5 V1.4.1:2005SLOVENSKI

ETSIEN300359-5V1.4.1(2001-06)EuropeanStandard(Telecommunicationsseries)IntegratedServicesDigitalNetwork(ISDN);CompletionofCallstoBusySubscriber(CCBS)supplementaryservice;DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Part5:TestSuiteStructureandTestPurposes(TSS&TP)specificationforthenetworkSIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)2ReferenceREN/SPAN-130201-5KeywordsISDN,DSS1,supplementaryservice,CCBS,TSS&TP,networkETSI650RoutedesLuciolesF-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.©EuropeanTelecommunicationsStandardsInstitute2001.Allrightsreserved.SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)3ContentsIntellectualPropertyRights..........................................................................................................................4Foreword......................................................................................................................................................41Scope..................................................................................................................................................52References..........................................................................................................................................53Definitionsandabbreviations..............................................................................................................63.1Definitions..................................................................................................................................................63.1.1Definitionsrelatedtoconformancetesting..............................................................................................63.1.2DefinitionsrelatedtoEN300359-1.......................................................................................................63.2Abbreviations..............................................................................................................................................74TestSuiteStructure(TSS)..................................................................................................................75TestPurposes(TP)..............................................................................................................................85.1Introduction.................................................................................................................................................85.1.1TPnamingconvention...........................................................................................................................85.1.2SourceofTPdefinition..........................................................................................................................85.1.3TPstructure...........................................................................................................................................95.1.4Teststrategy..........................................................................................................................................95.2NetworkTPsforCCBS...............................................................................................................................95.2.1Network(S/T)......................................................................................................................................105.2.1.1NetworkA......................................................................................................................................105.2.1.1.1Activation.................................................................................................................................105.2.1.1.2Deactivation..............................................................................................................................115.2.1.1.3Interrogation.............................................................................................................................125.2.1.1.4Invocationandoperation...........................................................................................................125.2.1.1.5Retention..................................................................................................................................165.2.1.1.6Timers......................................................................................................................................175.2.1.2NetworkB......................................................................................................................................185.2.1.2.1ExistingServiceNoStatusReq.....................................................................................................185.2.1.2.2ExistingServiceWithStatusReq..................................................................................................195.2.1.2.3NotExistingService....................................................................................................................205.2.1.3GFP................................................................................................................................................225.2.2Network(T).........................................................................................................................................235.2.2.1Originatingside..............................................................................................................................235.2.2.1.1General.....................................................................................................................................235.2.2.1.2Timers......................................................................................................................................255.2.2.1.3GFP..........................................................................................................................................265.2.2.2Destinationside..............................................................................................................................265.2.2.2.1General.....................................................................................................................................265.2.2.2.2Timers......................................................................................................................................285.2.2.2.3GFP..........................................................................................................................................286Compliance......................................................................................................................................287Requirementsforacomprehensivetestingservice.............................................................................28AnnexA(informative):Changerecord............................................................................................29A.1ChangeswithrespecttoEN300359-5V1.3.....................................................................................29A.2ChangeswithrespecttoEN300359-5V1.2.....................................................................................29A.3ChangeswithrespecttothepreviousETS300359-5........................................................................29History.......................................................................................................................................................30SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)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)hasbeenproducedbyETSITechnicalCommitteeServicesandProtocolsforAdvancedNetworks(SPAN).Thepresentdocumentispart5ofamulti-partdeliverablecoveringtheDigitalSubscriberSignallingSystemNo.one(DSS1)protocolspecificationfortheIntegratedServicesDigitalNetwork(ISDN)CompletionofCallstoBusySubscriber(CCBS)supplementaryservice,asdescribedbelow:Part1:"Protocolspecification";Part2:"ProtocolImplementationConformanceStatement(PICS)proformaspecification";Part3:"TestSuiteStructureandTestPurposes(TSS&TP)specificationfortheuser";Part4:"AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationfortheuser";Part5:"TestSuiteStructureandTestPurposes(TSS&TP)specificationforthenetwork";Part6:"AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationforthenetwork".NationaltranspositiondatesDateofadoptionofthisEN:8June2001DateoflatestannouncementofthisEN(doa):30September2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31March2002DateofwithdrawalofanyconflictingNationalStandard(dow):31March2002SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)51ScopeThepresentdocumentspecifiestheTestSuiteStructureandTestPurposes(TSS&TP)fortheNetworksideoftheTreferencepointorcoincidentSandTreferencepoint(asdefinedinITU-TRecommendationI.411[6])ofimplementationsconformingtothestagethreestandardfortheCompletionofCallstoBusySubscriber(CCBS)supplementaryserviceforthepan-EuropeanIntegratedServicesDigitalNetwork(ISDN)bymeansoftheDigitalSubscriberSignallingSystemNo.one(DSS1)protocol,EN300359-1[1].AfurtherpartofthepresentdocumentspecifiestheAbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformabasedonthepresentdocument.OtherpartsspecifytheTSS&TPandtheATSandpartialPIXITproformafortheUsersideoftheTreferencepointorcoincidentSandTreferencepointofimplementationsconformingtoEN300359-1[1].2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.[1]ETSIEN300359-1(V1.3.2):"IntegratedServicesDigitalNetwork(ISDN);CompletionofCallstoBusySubscriber(CCBS)supplementaryservice;DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Part1:Protocolspecification".[2]ETSIEN300359-2(V1.2.4):"IntegratedServicesDigitalNetwork(ISDN);CompletionofCallstoBusySubscriber(CCBS)supplementaryservice;DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Part2:ProtocolImplementationConformanceStatement(PICS)proformaspecification".[3]ISO/IEC9646-1(1994):"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part1:Generalconcepts".[4]ISO/IEC9646-2(1994):"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part2:Abstracttestsuitespecification".[5]ETSIEN300196-1:"IntegratedServicesDigitalNetwork(ISDN);Genericfunctionalprotocolforthesupportofsupplementaryservices;DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Part1:Protocolspecification".[6]ITU-TRecommendationI.411(1993):"ISDNuser-networkinterfaces-Referenceconfigurations".[7]ETSIEN300403-1:"IntegratedServicesDigitalNetwork(ISDN);DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Signallingnetworklayerforcircuit-modebasiccallcontrol;Part1:Protocolspecification[ITU-TRecommendationQ.931(1993),modified]".[8]ITU-TRecommendationI.112(1993):"VocabularyoftermsforISDNs".[9]ITU-TRecommendationI.210(1993):"PrinciplesoftelecommunicationservicessupportedbyanISDNandthemeanstodescribethem".[10]ETSIEN300406:"MethodsforTestingandSpecification(MTS);Protocolandprofileconformancetestingspecifications;Standardizationmethodology".SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)63Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thefollowingtermsanddefinitionsapply.3.1.1Definitionsrelatedtoconformancetestingabstracttestcase:refertoISO/IEC9646-1[3]AbstractTestSuite(ATS):refertoISO/IEC9646-1[3]ImplementationUnderTest(IUT):refertoISO/IEC9646-1[3]pointofcontrolandobservation:refertoISO/IEC9646-1[3]ProtocolImplementationConformanceStatement(PICS):refertoISO/IEC9646-1[3]PICSproforma:refertoISO/IEC9646-1[3]ProtocolImplementationeXtraInformationforTesting(PIXIT):refertoISO/IEC9646-1[3]PIXITproforma:refertoISO/IEC9646-1[3]systemundertest:refertoISO/IEC9646-1[3]TestPurpose(TP):refertoISO/IEC9646-1[3]3.1.2DefinitionsrelatedtoEN300359-1CallReference(CR):seeEN300403-1[7],clause4.3component:seeEN300196-1[5],clause11.2.2.1IntegratedServicesDigitalNetwork(ISDN):seeITU-TRecommendationI.112[8],definition308invokecomponent:seeEN300196-1[5],clause11.2.2.1network:DSS1protocolentityattheNetworksideoftheuser-networkinterfacewhereaTreferencepointorcoincidentSandTreferencepointappliesnetwork(S/T):DSS1protocolentityattheNetworksideoftheuser-networkinterfacewhereacoincidentSandTreferencepointappliesnetwork(T):DSS1protocolentityattheNetworksideoftheuser-networkinterfacewhereaTreferencepointapplies(NetworkconnectedtoPrivateISDN)returnerrorcomponent:seeEN300196-1[5],clause11.2.2.1returnresultcomponent:seeEN300196-1[5],clause11.2.2.1serveduser:serveduseristheuserwhoinvokestheCCBSsupplementaryserviceservice;telecommunicationservice:seeITU-TRecommendationI.112[8],definition201supplementaryservice:seeITU-TRecommendationI.210[9],clause2.4SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)73.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:ATMAbstractTestMethodATSAbstractTestSuiteCCBSCompletionofCallstoBusySubscriberCRCallReferenceCR1normal(bearerrelated)CRCR2CRusedforbearerindependenttransportmechanismDSS1DigitalSubscriberSignallingSystemNo.oneGFPGenericFunctionalProtocolISDNIntegratedServicesDigitalNetworkIUTImplementationUnderTestN00NullcallstateN01CallInitiatedcallstateN03OutgoingCallProceedingcallstateN04CallDeliveredcallstateN06CallPresentcallstateN07CallReceivedcallstateN08ConnectRequestcallstateN09IncomingCallProceedingcallstateN10ActivecallstateN12DisconnectIndicationcallstateN31BearerIndependentTransportcallstatePICSProtocolImplementationConformanceStatementPIXITProtocolImplementationeXtraInformationforTestingTPTestPurposeTSSTestSuiteStructureUIUnnumberedInformation4TestSuiteStructure(TSS)CCBS-NetworkNetwork(S/T)Network(T)NetworkANetworkBGFP(10)OriginatingsideDestinationsideGeneral(11)Timers(12)GFP(13)General(14)Timers(15)GFP(16)ExistingServiceNoStatusReq(07)ExistingServiceWithStatusReq(08)NotExistingService(09)Activation(01)Deactivation(02)Interrogation(03)Invocationandoperation(04)Retention(05)Timers(06)NOTE:NumbersinbracketsrepresentgroupnumbersandareusedinTPidentifiers.Figure1:TestsuitestructureSIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)85TestPurposes(TP)5.1IntroductionForeachtestrequirementaTPisdefined.5.1.1TPnamingconventionTPsarenumbered,startingat001,withineachgroup.GroupsareorganizedaccordingtotheTSS.Additionalreferencesareaddedtoidentifytheactualsupplementaryserviceandwhetheritappliestothenetworkortheuser(seetable1).Table1:TPidentifiernamingconventionschemeIdentifier:__=supplementaryservice:e.g."CCBS"=typeofIUT:UUserNNetwork=group2digitfieldrepresentinggroupreferenceaccordingtoTSS=sequentialnumber(001-999)5.1.2SourceofTPdefinitionTheTPsarebasedonEN300359-1[1].SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)95.1.3TPstructureEachTPhasbeenwritteninamannerwhichisconsistentwithallotherTPs.TheintentionofthisistomaketheTPsmorereadableandcheckable.Aparticularstructurehasbeenusedandthisisillustratedintable2.ThistableshouldbereadinconjunctionwithanyTP,i.e.useaTPasanexampletofullyunderstandthetable.Table2:StructureofasingleTPTPpartTextExampleHeadertabseetable1tabclause0.0.0StimulusEnsurethattheIUTintheN10,N12,etc.andCCBSIdlestateseebelowformessagestructurereceivingaXXXXmessageortorequesta...Reactionsends,saves,does,etc.usingen-blocsending,...iftheactionissendingseebelowformessagestructure,etc.andentersand/orandremainsinthesamestate(s)orandentersstateMessagestructuremessagecontainingaSETUP,FACILITY,CONNECT,...a)informationelementwithb)aencodedasorincludingandbacktoaorb,Bearercapability,Facility,...NOTE:TextinitalicswillnotappearinTPsandtextbetween<>isfilledinforeachTPandmaydifferfromoneTPtothenext.5.1.4TeststrategyAsthebasestandardEN300359-1[1]containsnoexplicitrequirementsfortesting,theTPsweregeneratedasaresultofananalysisofthebasestandardandthePICSspecificationEN300359-2[2].TheTPsareonlybasedonconformancerequirementsrelatedtotheexternallyobservablebehaviouroftheIUT,andarelimitedtoconceivablesituationstowhicharealimplementationislikelytobefaced(EN300406[10]).Alltestpurposesaremandatoryunlesstheyhaveselectioncriteria.Optionaltestpurposes(withselectioncriteria)areapplicableaccordingtotheconfigurationoptionsoftheIUT.TheconfigurationoptionshallbecoveredbyaPICSitem.5.2NetworkTPsforCCBSUnlessspecified:-themessagesindicatedarevalidandcontainatleastthemandatoryinformationelementsandpossiblyoptionalinformationelements;-theinformationelementsindicatedarevalidandcontainatleastthemandatoryparametersandpossiblyoptionalparameters;-allPICSitemsreferredtointhisclauseareasspecifiedinEN300359-2[2]unlessindicatedotherwisebyanothernumberedreference.NetworkTPsforCCBS.SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)105.2.1Network(S/T)NOTE1:AllFACILITYmessagesinTPsassociatedwithclause9,usethedummycallreferenceasspecifiedinclauses8.3.2.2and8.3.2.4ofEN300196-1[5](bearerindependentconnectionlesstransportmechanism).Unlessstatedotherwise,FACILITYmessagesaresent/receivedusingpoint-to-pointdatalink(Iframe)andtheIUTisconfiguredsothatit"knows"thatapoint-to-pointconfigurationexistsattheuser'saccess.NOTE2:Althoughthesendingorreceivingofamessageusingthedummycallreferenceisindependentofanyparticularcallstate,inthefollowingTPscallstateN12isusedtoshowthattheIUThasjustbegunclearingofacallandcallstateN00isusedtoindicatethatLayer2isactiveandcapableofcarryingbearerindependentmessages.5.2.1.1NetworkA5.2.1.1.1ActivationCCBS_N01_001clause9.1.1EnsurethattheIUTintheDisconnectIndicationcallstateN12andCCBSIdlestateandRetentionActivestateforCCBS,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludingtheCallLinkageID,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnresultcomponentincludingtheCCBSReferenceandrecallModeandremainsincallstateN12.CCBS_N01_002clause9.1.2EnsurethattheIUTintheDisconnectIndicationcallstateN12andCCBSIdlestateandRetentionActivestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludingtheCallLinkageIDfromauserwhohasnotsubscribedtoCCBS,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"notSubscribed"andremainsincallstateN12.Selection:IUTprovidesCallInformationRetentionprocedureseventhoughCCBSnotsubscribed.CCBS_N01_003clause9.1.2EnsurethattheIUTintheDisconnectIndicationcallstateN12andCCBSIdlestateandRetentionActivestateforCCBS,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludinganinvalidCallLinkageID,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"invalidCallLinkageID"andremainsincallstateN12.CCBS_N01_004clause9.1.2EnsurethattheIUTintheDisconnectIndicationcallstateN12andCCBSIdlestateandRetentionActivestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludingtheCallLinkageIDeventhoughtheattemptedcallfailedforareasonotherthanthecalleduserwasbusy,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"callFailureReasonNotBusy"andremainsincallstateN12.Selection:IUTprovidesCallInformationRetentionproceduresforserviceotherthanCCBS.CCBS_N01_005clause9.1.2EnsurethattheIUTintheDisconnectIndicationcallstateN12andCCBSIdlestateandRetentionActivestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludingtheCallLinkageIDbutuserA'sCCBSqueueisfull,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"outgoingCCBSQueueFull"andremainsincallstateN12.Selection:IUTprovidesCallInformationRetentionproceduresforserviceotherthanCCBSORIUTprovidesCallInformationRetentionproceduresforCCBSevenwhenuserA'sCCBSqueueisfull.SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)11CCBS_N01_006clause9.1.2EnsurethattheIUTintheNullcallstateN00andCCBSActivatedstate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludingtheCallLinkageID(buttheserveduserhasalreadyactivatedtheCCBSsupplementaryserviceforthecallidentifiedbytheCallLinkageID),sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"cCBSIsAlreadyActivated"andremainsincallstateN00.CCBS_N01_007clause9.1.2EnsurethattheIUTintheDisconnectIndicationcallstateN12andCCBSIdlestateandRetentionActivestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludingtheCallLinkageIDbuttheserveduserhasalreadyactivatedCCBSsupplementaryserviceforanidenticalcall(inNullcallstateN00andCCBSActivatedstate),sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"cCBSIsAlreadyActivated"andremainsincallstateN12.Selection:IUTsupportsoptionto"Checkforidenticalcalls".PICS:MC8.CCBS_N01_008clause9.1.2EnsurethattheIUTintheDisconnectIndicationcallstateN12andCCBSIdlestateandRetentionActivestateforCCBS,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludingtheCallLinkageID,butinteractionsbetweenCCBSsupplementaryserviceandthecallidentifiedbytheCallLinkageIDareinvalid,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"supplementaryServiceInteractionNotAllowed"andremainsincallstateN12.CCBS_N01_009clause9.1.2EnsurethattheIUTintheDisconnectIndicationcallstateN12andCCBSIdlestateandRetentionActivestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludingtheCallLinkageID,butCCBSisnotavailabletothedestination,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"longTermDenial"andremainsincallstateN12.Selection:TheIUTsupportsCallInformationRetentionprocedurewhen"CCBSisnotavailabletothedestination".CCBS_N01_010clause9.1.2EnsurethattheIUTintheDisconnectIndicationcallstateN12andCCBSIdlestateandRetentionActivestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestinvokecomponentincludingtheCallLinkageID,butCCBSisnotavailabletothedestinationatthistime,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"shortTermDenial"andremainsincallstateN12.5.2.1.1.2DeactivationCCBS_N02_001clauses9.2.1and9.4.4.1EnsurethattheIUTintheNullcallstateN00andCCBSActivatedstate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSDeactivateinvokecomponentincludingthecorrectCCBSReferenceparameter,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSDeactivatereturnresultcomponentwithcCBSEraseReasonindicating"normal-unspecified"andaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSEraseinvokecomponentandenterstheCCBSIdlestate.CCBS_N02_002clause9.2.2EnsurethattheIUTintheNullcallstateN00andCCBSActivatedstate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSDeactivateinvokecomponentincludinganinvalidCCBSReference,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSDeactivatereturnerrorcomponentindicating"invalidCCBSReference"andremainsinthesamestate.SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)12CCBS_N02_003clause9.2.2EnsurethattheIUTintheNullcallstateN00andCCBSIdlestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSDeactivateinvokecomponentwhentheuserhasnotsubscribedtothesupplementaryservice,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSDeactivatereturnerrorcomponentindicating"invalidCCBSReference".5.2.1.1.3InterrogationCCBS_N03_001clause9.3.1.1EnsurethattheIUTintheNullcallstateN00andCCBSActivatedstate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSInterrogateinvokecomponentwithoutaCCBSReferenceparameter,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSInterrogatereturnresultcomponentincludingthecorrectvaluefortherecallModeparameter,andintheCallDetailsparameteralistofallcurrentlyactiveCCBSrequestsgivingforeachtheCCBSReference,addressOfB,q931InfoElementandifavailable,thesubAddressOfA.CCBS_N03_002clause9.3.1.1EnsurethattheIUTintheNullcallstateN00andCCBSIdlestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSInterrogateinvokecomponentwithoutaCCBSReferenceparameterandnoCCBSrequestsexist,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSInterrogatereturnresultcomponentincludingthecorrectvaluefortherecallModeparameter,andnoCallDetailsparameter.CCBS_N03_003clause9.3.1.2EnsurethattheIUTintheNullcallstateN00andCCBSIdlestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSInterrogateinvokecomponentwithoutaCCBSReferenceparameterbuttheuserhasnotsubscribedtoCCBS,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"notSubscribed".CCBS_N03_004clause9.3.2.1EnsurethattheIUTintheNullcallstateN00andCCBSActivatedstate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSInterrogateinvokecomponentincludingavalidcCBSReferenceparameter,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSInterrogatereturnresultcomponentincludingtherecallModeandinthecallDetailsparameter,addressOfB,q931InfoElement,cCBSReferenceandifavailable,thesubAddressOfA.CCBS_N03_005clause9.3.2.2EnsurethattheIUTintheNullcallstateN00andCCBSIdlestate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSInterrogateinvokecomponentincludingaCCBSReferenceparameterbuttheuserhasnotsubscribedtoCCBS,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"notSubscribed".CCBS_N03_006clause9.3.2.2EnsurethattheIUTintheNullcallstateN00andCCBSActivatedstate,onreceiptofaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSInterrogateinvokecomponentincludinganinvalidCCBSReferenceparameter,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRequestreturnerrorcomponentindicating"invalidCCBSReference".5.2.1.1.4InvocationandoperationCCBS_N04_001clause9.4.1.1EnsurethattheIUTintheCCBSCheckAstateonreceivingaFACILITYmessagecontainingacCBSStatusRequestreturnresultcomponentencodedasfree,inordertoindicatethatitispreparedforestablishmentoftherequestedcall,sendsaFACILITYmessagecontainingaFacilityinformationelementwithaCCBSRemoteUserFreeinvokecomponentincludingtherecallMode,cCBSReference,addressOfBandq931InfoElement.SIST EN 300 359-5 V1.4.1:2005

ETSIETSIEN300359-5V1.4.1(2001-06)13CCBS_N04_002clause9.4.1.1EnsurethattheIUTintheCCBSCheckAstate,andamultipointconfigurationexists,onreceivingaFACILITYmessagecontainingacCBSStatusRequestreturnresultcomponentencodedasfree,inordertoindicatethatitispreparedforestablishmentoftherequestedcall,sendsaFACILITYmessage(UIframe)containingaFacilityinformationelementwithaCCBSRemoteUserFreeinvokecomponentincludingtherecallMode,cCBSReference,addressOfBandq931InfoElement.CCBS_N04_003clause9.4.1.2EnsurethattheIUTintheNullcallstateN00andCCBSFreesta