General Information

Abstract

Upgrade of Test Specification.

Status
Published
Publication Date
31-Dec-2004
ICS
33.080 - Integrated Services Digital Network (ISDN)
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 300 369-3 V1.3.1 (2002-05) - Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Explicit Call Transfer (ECT) supplementary service; Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user

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SIST EN 300 369-3 V1.3.1:2005

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Overview

SIST EN 300 369-3 V1.3.1:2005 specifies the Test Suite Structure and Test Purposes (TSS&TP) for the user side of the ISDN Digital Subscriber Signalling System No. one (DSS1) protocol supporting the Explicit Call Transfer (ECT) supplementary service. Developed by the Slovenski inštitut za standardizacijo (SIST) and aligned with European Norm (EN) 300 369-3, this standard is an integral part of ensuring conformance and interoperability of ECT implementations within Integrated Services Digital Network (ISDN) environments. It provides a structured framework for testing features related to the ECT service at the user-network interface, focusing on correct protocol behavior as per the base standard.

Key Topics

  • Scope of Testing:
    The document details the TSS&TP required for user-side ECT supplementary service implementations over ISDN using the DSS1 protocol. It addresses both the S/T and T reference points at the ISDN user-network interface.

  • Test Suite Structure (TSS):
    The standard describes a modular structure for organizing test groups and test cases covering various operational scenarios for ECT, including implicit and explicit linkage procedures, confirmation of call transfers, and error handling.

  • Test Purposes (TP):
    Each test purpose is precisely defined to check the specific protocol requirements and proper handling of call states, messages, and information elements according to the DSS1 protocol.

  • Conformance Assessment:
    The TSS&TP document complements protocol specification parts by establishing clear criteria for evaluating whether an implementation under test (IUT) behaves as expected in both normal and exceptional conditions.

  • Naming Conventions and Methodology:
    Identifiers and structures for test cases follow consistent conventions for traceability, based on guidance from ISO/IEC 9646 on conformance testing frameworks.

Applications

Implementing SIST EN 300 369-3 V1.3.1:2005 brings several practical benefits to the ISDN and telecommunications sector:

  • Interoperability Verification:
    By defining standardized test purposes and structure, manufacturers and service providers can verify that their equipment interoperates correctly within a multi-vendor ISDN environment, particularly for ECT supplementary services.

  • Product Certification:
    Equipment vendors can use the TSS&TP as a basis for pre-certification testing, helping to ensure compliance with European requirements for telecommunications equipment.

  • Quality Assurance:
    Solution architects and quality engineers employ this standard to develop robust internal test suites, improving reliability and user experience by mitigating service failures related to call transfer scenarios.

  • Regulatory Compliance:
    Using this standard supports compliance with European and national ISDN requirements, contributing to harmonized telecommunications markets.

Related Standards

  • EN 300 369-1:
    Protocol specification for ISDN Explicit Call Transfer (ECT) using DSS1.

  • EN 300 369-2:
    Protocol Implementation Conformance Statement (PICS) proforma for ECT with DSS1.

  • EN 300 369-4:
    Abstract Test Suite (ATS) and Protocol Implementation Extra Information for Testing (PIXIT) proforma for the user side.

  • EN 300 369-5/6:
    Test Suite Structure and Abstract Test Suite for network-side ECT testing.

  • ISO/IEC 9646:
    International standards for conformance testing methodology and framework for protocol implementations.

  • EN 300 403-1, EN 300 196-1:
    Additional protocol and supplementary service specifications within ISDN DSS1 environments.

Keywords: ISDN, DSS1 protocol, Explicit Call Transfer, ECT, supplementary service, conformance testing, TSS&TP, telecommunications standards, SIST EN 300 369-3, ISDN user-network interface, test suite structure, interoperability, certification.

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SIST EN 300 369-3 V1.3.1:2005

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Frequently Asked Questions

SIST EN 300 369-3 V1.3.1:2005 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Explicit Call Transfer (ECT) supplementary service; Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user". This standard covers: Upgrade of Test Specification.

Upgrade of Test Specification.

SIST EN 300 369-3 V1.3.1:2005 is classified under the following ICS (International Classification for Standards) categories: 33.080 - Integrated Services Digital Network (ISDN). The ICS classification helps identify the subject area and facilitates finding related standards.

SIST EN 300 369-3 V1.3.1:2005 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.SHFLILNDFLMDIntegrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Explicit Call Transfer (ECT) supplementary service; Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user33.080Digitalno omrežje z integriranimi storitvami (ISDN)Integrated Services Digital Network (ISDN)ICS:Ta slovenski standard je istoveten z:EN 300 369-3 Version 1.3.1SIST EN 300 369-3 V1.3.1:2005en01-januar-2005SIST EN 300 369-3 V1.3.1:2005SLOVENSKI
STANDARD
ETSIEN300369-3V1.3.1(2002-05)EuropeanStandard(Telecommunicationsseries)IntegratedServicesDigitalNetwork(ISDN);DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;ExplicitCallTransfer(ECT)supplementaryservice;Part3:TestSuiteStructureandTestPurposes(TSS&TP)specificationfortheuserSIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)2ReferenceREN/SPAN-130228-3KeywordsDSS1,ECT,ISDN,protocol,supplementaryserviceETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:+33492944200Fax:+33493654716SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://portal.etsi.org/tb/status/status.aspIfyoufinderrorsinthepresentdocument,sendyourcommentto:editor@etsi.frCopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2002.Allrightsreserved.DECTTM,PLUGTESTSTMandUMTSTMareTradeMarksofETSIregisteredforthebenefitofitsMembers.TIPHONTMandtheTIPHONlogoareTradeMarkscurrentlybeingregisteredbyETSIforthebenefitofitsMembers.3GPPTMisaTradeMarkofETSIregisteredforthebenefitofitsMembersandofthe3GPPOrganizationalPartners.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)3ContentsIntellectualPropertyRights.4Foreword.41Scope.52References.53Definitionsandabbreviations.63.1Definitions.63.1.1Definitionsrelatedtoconformancetesting.63.1.2DefinitionsrelatedtoEN300369-1.63.2Abbreviations.74TestSuiteStructure(TSS).75TestPurposes(TP).85.1Introduction.85.1.1TPnamingconvention.85.1.2SourceofTPdefinition.85.1.3TPstructure.95.1.4Teststrategy.95.2UserTPsforECT.105.2.1User(S/T).105.2.1.1Serveduser.105.2.1.1.1Implicitlinkageprocedures.105.2.1.1.2Explicitlinkageprocedures.125.2.1.1.3Confirmationofcalltransfer.185.2.1.2Remoteuser.215.2.2User(T).215.2.2.1Serveduserconnected.215.2.2.1.1Mechanismtoavoidloopingofuncontrolledcircuits.225.2.2.1.2Calltransferperformedintheprivatenetwork.225.2.2.1.3Calltransferperformedinthepublicnetwork.245.2.2.2Remoteuserconnected.276Compliance.287Requirementsforacomprehensivetestingservice.28AnnexA(informative):ChangeswithrespecttothepreviousEN301065-3.29A.1ChangeswithrespecttothepreviousEN300369-4V1.2.4.29A.2RelationshipbetweenEdition1andV1.2.4.29History.30SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)4IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://webapp.etsi.org/IPR/home.asp).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeServicesandProtocolsforAdvancedNetworks(SPAN).Thepresentdocumentispart3ofamulti-partdeliverablecoveringtheDigitalSubscriberSignallingSystemNo.one(DSS1)protocolspecificationfortheIntegratedServicesDigitalNetwork(ISDN)ExplicitCallTransfer(ECT)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:17May2002DateoflatestannouncementofthisEN(doa):31August2002DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):28February2003DateofwithdrawalofanyconflictingNationalStandard(dow):28February2003SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)51ScopeThepresentdocumentspecifiestheTestSuiteStructureandTestPurposes(TSS&TP)fortheUsersideoftheTreferencepointorcoincidentSandTreferencepoint(asdefinedinITU-TRecommendationI.411[7])ofimplementationsconformingtothestagethreestandardfortheExplicitCallTransfer(ECT)supplementaryserviceforthepan-EuropeanIntegratedServicesDigitalNetwork(ISDN)bymeansoftheDigitalSubscriberSignallingSystemNo.one(DSS1)protocol,EN300369-1[1].AfurtherpartofthepresentdocumentspecifiestheAbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformabasedonthepresentdocument.OtherpartsspecifytheTSS&TPandtheATSandpartialPIXITproformafortheNetworksideoftheTreferencepointorcoincidentSandTreferencepointofimplementationsconformingtoEN300369-1[1].2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublicationand/oreditionnumberorversionnumber)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.[1]ETSIEN300369-1(V1.2.4):"IntegratedServicesDigitalNetwork(ISDN);ExplicitCallTransfer(ECT)supplementaryservice;DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Part1:Protocolspecification".[2]ETSIEN300369-2(V1.2.4):"IntegratedServicesDigitalNetwork(ISDN);ExplicitCallTransfer(ECT)supplementaryservice;DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Part2:ProtocolImplementationConformanceStatement(PICS)proformaspecification".[3]ISO/IEC9646-1:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part1:Generalconcepts".[4]ISO/IEC9646-2:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part2:AbstractTestSuiteSpecification".[5]ETSIEN300141-2(V1.2.4):"IntegratedServicesDigitalNetwork(ISDN);CallHold(HOLD)supplementaryservice;DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Part2:ProtocolImplementationConformanceStatement(PICS)proformaspecification".[6]ETSIEN300196-1(V1.2.2):"IntegratedServicesDigitalNetwork(ISDN);Genericfunctionalprotocolforthesupportofsupplementaryservices;DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Part1:Protocolspecification".[7]ITU-TRecommendationI.411(1993):"ISDNuser-networkinterfaces-Referenceconfigurations".[8]ETSIEN300403-1:"IntegratedServicesDigitalNetwork(ISDN);DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Signallingnetworklayerforcircuit-modebasiccallcontrol;Part1:Protocolspecification[ITU-TRecommendationQ.931(1993),modified]".[9]ITU-TRecommendationI.112(1993):"VocabularyoftermsforISDNs".[10]ITU-TRecommendationI.210(1993):"PrinciplesoftelecommunicationservicessupportedbyanISDNandthemeanstodescribethem".SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)6[11]ETSIETS300369-4:"IntegratedServicesDigitalNetwork(ISDN);ExplicitCallTransfer(ECT)supplementaryservice;DigitalSubscriberSignallingSystemNo.one(DSS1)protocol;Part4:AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationfortheuser".3Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thefollowingtermsanddefinitionsapply.3.1.1Definitionsrelatedtoconformancetestingabstracttestcase:RefertoISO/IEC9646-1[3].AbstractTestSuite(ATS):RefertoISO/IEC9646-1[3].ImplementationUnderTest(IUT):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].TestPurpose(TP):RefertoISO/IEC9646-1[3].3.1.2DefinitionsrelatedtoEN300369-1CallHeldauxiliarystate:SeeEN300196-1[6],clause7.1.2.CallReference(CR):SeeEN300403-1[8],clause4.3.component:SeeEN300196-1[6],clause11.2.2.1.idleauxiliarystate:SeeEN300196-1[6],clause7.1.2.IntegratedServicesDigitalNetwork(ISDN):SeeITU-TRecommendationI.112[9],definition308.invokecomponent:SeeEN300196-1[6],clause11.2.2.1.returnerrorcomponent:SeeEN300196-1[6],clause11.2.2.1.returnresultcomponent:SeeEN300196-1[6],clause11.2.2.1.serveduser:userwhoinvokestheECTsupplementaryserviceservice;telecommunicationservice:SeeITU-TRecommendationI.112[9],definition201.supplementaryservice:SeeITU-TRecommendationI.210[10],clause2.4.user:DSS1protocolentityattheUsersideoftheuser-networkinterfacewhereaTreferencepointorcoincidentSandTreferencepointappliesuser(S/T):DSS1protocolentityattheUsersideoftheuser-networkinterfacewhereacoincidentSandTreferencepointappliesuser(T):DSS1protocolentityattheUsersideoftheuser-networkinterfacewhereaTreferencepointapplies(UseristhePrivateISDN)SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)73.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:(Held)CallHeldauxiliarystate(Idle)IdleauxiliarystateATMAbstractTestMethodATSAbstractTestSuiteCRCallReferenceCR1CRoneCR2CRtwoCR3CRthreeDSS1DigitalSubscriberSignallingSystemNo.oneECTExplicitCallTransferISDNIntegratedServicesDigitalNetworkIUTImplementationUnderTestPICSProtocolImplementationConformanceStatementPIXITProtocolImplementationeXtraInformationforTestingTPTestPurposeTSSTestSuiteStructureU04CallDeliveredcallstateU10Activecallstate4TestSuiteStructure(TSS)ECT-UserUser(S/T)User(T)ServeduserRemoteuserServeduserconnectedRemoteuserconnected(07)(12)ImplicitlinkageproceduresExplicitlinkageproceduresConfirmationofcalltransferMechanismtoavoidloopingofTransferinprivateISDNTransferinpublicISDNuncontrolledcircuits(08)(09)Valid(01)Invalid(02)Valid(03)Invalid(04)Valid(05)Invalid(06)Valid(10)Invalid(11)NOTE:NumbersinbracketsrepresentgroupnumbersandareusedinTPidentifiers.Figure1:TestsuitestructureSIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)85TestPurposes(TP)5.1IntroductionForeachtestrequirementaTPisdefined.5.1.1TPnamingconventionTPsarenumbered,startingat001,withineachgroup.GroupsareorganizedaccordingtotheTSS.Additionalreferencesareaddedtoidentifytheactualtestsuiteandwhetheritappliestothenetworkortheuser(seetable1).Table1:TPidentifiernamingconventionschemeIdentifier:__=supplementaryservice:e.g."ECT"=typeofIUT:UUserNNetwork=group2digitfieldrepresentinggroupreferenceaccordingtoTSS=sequentialnumber(001-999)5.1.2SourceofTPdefinitionTheTPsarebasedonEN300369-1[1].SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)95.1.3TPstructureEachTPhasbeenwritteninamannerwhichisconsistentwithallotherTPs.TheintentionofthisistomaketheTPsmorereadableandcheckable.Aparticularstructurehasbeenusedandthisisillustratedintable2.ThistableshouldbereadinconjunctionwithanyTP,i.e.useaTPasanexampletofullyunderstandthetable.Table2:StructureofasingleTPTPpartTextExampleHeadertabseetable1tabclause0.0.0tabvalid,invalid,inopportuneCR.mandatory,optional,conditionalStimulusEnsurethattheIUTintheECTImplicitRequeststateandwithCR1in()U10(Idle),U10(Held),etc.andwithCR2in()"andwithCR3in()"seebelowformessagestructurereceivingaXXXXmessageortorequesta.Reactionsends,saves,does,etc.usingen-blocsending,.iftheactionissendingseebelowformessagestructure,etc.andentersand/orandremainsinthesamecallstate(s)orandenterscallstatewithCRMessagestructuremessagecontainingaSETUP,FACILITY,CONNECT,.a)informationelementwithb)aencodedasorincludingandbacktoaorb,Bearercapability,Facility,.NOTE:TextinitalicswillnotappearinTPsandtextbetween<>isfilledinforeachTPandmaydifferfromoneTPtothenext.TheconventiongenerallyusedfortheCallreferencesinservedusertestpurposesis:-CR1istheCallreferenceonwhichtheEctExecuteorExplicitEctExecuteinvokeissent.-CR2istheCallreferencefortheothercallinvolvedinthetransfer(i.e.thecallreferenceonwhichtheEctLinkIdRequestissentinthecaseofexplicitlinkage).-CR3istheCallreferenceofathirdcall.AnexceptiontothisisthesituationwherebothcallstobetransferredareinstateU10(idle);inthiscase:-CR1andCR2arethecallreferencesofthetwocallstobetransferred.-CRaisthecallreferencethattheExplicitEctExecuteinvokeistobesenton(i.e.whicheverofCR1andCR2theEctLinkIdRequestwasnotsenton).-CRbiswhicheverofCR1andCR2theEctLinkIdRequestwassenton.5.1.4TeststrategyAsthebasestandardEN300369-1[1]containednoexplicitrequirementsfortesting,theTPsweregeneratedasaresultofananalysisofthebasestandardandthePICSspecification,EN300369-2[2].Thecriteriaappliedincludedthefollowing:-onlytherequirementsfromthepointofviewoftheTorcoincidentSandTreferencepointareconsidered;-whetherornotatestcasecanbebuiltfromtheTPisnotconsidered.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)105.2UserTPsforECTAllPICSitemsreferredtointhisclauseareasspecifiedinEN300369-2[2]unlessindicatedotherwise.WherethereisareferencetotheHOLDPICSthisreferstoEN300141-2[5].Unlessspecified:-Themessagesindicatedarevalidandcontainatleastthemandatoryinformationelementsandpossiblyoptionalinformationelements.-Theinformationelementsindicatedarevalidandcontainatleastthemandatoryparametersandpossiblyoptionalparameters.5.2.1User(S/T)Selection:IUTsupportscoincidentSandTreferencepointprocedures.PICS:R3.1.5.2.1.1ServeduserSelection:IUTcanhandletwocalls.Selection:IUTsupportsuserrequirementsattheinterfaceoftheserveduser:PICSR4.1.5.2.1.1.1Implicitlinkageprocedures5.2.1.1.1.1ValidECT_U01_001clause9.2.1.1mandatoryEnsurethattheIUTintheECTIdlestate,withCR1incallstateU10(Held)andCR2incallstateU10(Idle)torequestECTusingimplicitlinkageprocedure,sendsaFACILITYmessagewithCR1containingaFacilityinformationelementwithanEctExecuteinvokecomponentandenterstheECTImplicitRequeststateandremainsinthesamecallstates.ECT_U01_002clause9.2.1.1optionalEnsurethattheIUTintheECTIdlestate,withCR1incallstateU10(Held)andCR2incallstateU04(Idle)torequestECTusingimplicitlinkageprocedure,sendsaFACILITYmessagewithCR1containingaFacilityinformationelementwithanEctExecuteinvokecomponentandenterstheECTImplicitRequeststateandremainsinthesamecallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U01_003clause9.2.1.1optionalEnsurethattheIUTintheECTIdlestate,withCR1incallstateU04(Held)andCR2incallstateU10(Idle)torequestECTusingimplicitlinkageprocedure,sendsaFACILITYmessagewithCR1containingaFacilityinformationelementwithanEctExecuteinvokecomponentandenterstheECTImplicitRequeststateandremainsinthesamecallstates.Selection:IUTsupportsholdingacallintheCallDeliveredstateU4.HOLDPICSMC1.2.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U01_004clause9.2.1.2mandatoryEnsurethattheIUTintheECTImplicitRequeststate,withCR1incallstateU10(Held)andCR2incallstateU10(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwithanEctExecutereturnerrorcomponent,enterstheECTIdlestateandremainsinthesamecallstates.ECT_U01_005clause9.2.1.2optionalEnsurethattheIUTintheECTImplicitRequeststate,withCR1incallstateU10(Held)andCR2incallstateU04(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwithanEctExecutereturnerrorcomponent,enterstheECTIdlestateandremainsinthesamecallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)11ECT_U01_006clause9.2.1.2optionalEnsurethattheIUTintheECTImplicitRequeststate,withCR1incallstateU04(Held)andCR2incallstateU10(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwithanEctExecutereturnerrorcomponent,enterstheECTIdlestateandremainsinthesamecallstates.Selection:IUTsupportsholdingacallintheCallDeliveredstateU4.HOLDPICSMC1.2.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U01_007clause9.2.1.2mandatoryEnsurethattheIUTintheECTImplicitRequeststate,withCR1incallstateU10(Held)andCR2incallstateU10(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwitharejectcomponent,enterstheECTIdlestateandremainsinthesamecallstates.ECT_U01_008clause9.2.1.2optionalEnsurethattheIUTintheECTImplicitRequeststate,withCR1incallstateU10(Held)andCR2incallstateU04(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwitharejectcomponent,enterstheECTIdlestateandremainsinthesamecallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U01_009clause9.2.1.2optionalEnsurethattheIUTintheECTImplicitRequeststate,withCR1incallstateU04(Held)andCR2incallstateU10(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwitharejectcomponent,enterstheECTIdlestateandremainsinthesamecallstates.Selection:IUTsupportsholdingacallintheCallDeliveredstateU4.HOLDPICSMC1.2.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.5.2.1.1.1.2InvalidECT_U02_001clause7.2mandatoryEnsurethattheIUTintheECTImplicitRequeststate,withCR1incallstateU10(Held)andCR2incallstateU10(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwithaninvalidEctExecutereturnerrorcomponent,sendsaFACILITYmessagecontainingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.ECT_U02_002clause7.2optionalEnsurethattheIUTintheECTImplicitRequeststate,withCR1incallstateU10(Held)andCR2incallstateU04(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwithaninvalidEctExecutereturnerrorcomponent,sendsaFACILITYmessagecontainingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U02_003clause7.2optionalEnsurethattheIUTintheECTImplicitRequeststate,withCR1incallstateU04(Held)andCR2incallstateU10(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwithaninvalidEctExecutereturnerrorcomponent,sendsaFACILITYmessagecontainingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportsholdingacallintheCallDeliveredstateU4.HOLDPICSMC1.2.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)125.2.1.1.2ExplicitlinkageproceduresSelection:IUTsupportsexplicitlinkageprocedures.PICS:MC2.5.2.1.1.2.1ValidECT_U03_001clause9.2.2.1.1mandatoryEnsurethattheIUTintheECTIdlestateandwithCR1incallstateU10(Held)andCR2incallstateU10(Idle)andCR3incallstateU10(Idle)inordertoinitiatetheexplicitlinkageproceduretojointhecallsonCR1andCR2,sendsaFACILITYmessagewithCR2containingaFacilityinformationelementwithanEctLinkIdRequestinvokecomponentandremainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.ECT_U03_002clause9.2.2.1.1optionalEnsurethattheIUTintheECTIdlestateandwithCR1incallstateU10(Held)andCR2incallstateU04(Idle)andCR3incallstateU10(Idle)inordertoinitiatetheexplicitlinkageproceduretojointhecallsonCR1andCR2,sendsaFACILITYmessagewithCR2containingaFacilityinformationelementwithanEctLinkIdRequestinvokecomponentandremainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U03_003clause9.2.2.1.1optionalEnsurethattheIUTintheECTIdlestateandwithCR1incallstateU10(Idle)andCR2incallstateU10(Idle)inordertoinitiatetheexplicitlinkageproceduresendsaFACILITYmessagewitheitherCR1orCR2containingaFacilityinformationelementwithanEctLinkIdRequestinvokecomponentandremainsinthesamecallstates.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_004clause9.2.2.1.1optionalEnsurethattheIUTintheECTIdlestateandwithCR1incallstateU10(Idle)andCR2incallstateU04(Idle)inordertoinitiatetheexplicitlinkageproceduresendsaFACILITYmessagewitheitherCR1orCR2containingaFacilityinformationelementwithanEctLinkIdRequestinvokecomponentandremainsinthesamecallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_005clauses9.2.2.1.1,9.2.2.2.1mandatoryEnsurethattheIUTwithCR1incallstateU10(Held)(AwaitECTLinkID)andCR2incallstateU10(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithaLinkIdvalueinanEctLinkIdRequestreturnresultcomponent,sendsaFACILITYmessagewithCR1containingaFacilityinformationelementwithanExplicitEctExecuteinvokecomponentincludingthepreviouslyreceivedLinkIdvalueandremainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.ECT_U03_006clauses9.2.2.1.1,9.2.2.2.1optionalEnsurethattheIUTwithCR1incallstateU04(Held)(AwaitECTLinkID)andCR2incallstateU10(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithaLinkIdvalueinanEctLinkIdRequestreturnresultcomponent,sendsaFACILITYmessagewithCR1containingaFacilityinformationelementwithanExplicitEctExecuteinvokecomponentincludingthepreviouslyreceivedLinkIdvalueandremainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportsholdingacallintheCallDeliveredstateU4.HOLDPICSMC1.2.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)13ECT_U03_007clauses9.2.2.1.1,9.2.2.2.1optionalEnsurethattheIUTwithCR1incallstateU10(Held)(AwaitECTLinkID)andCR2incallstateU04(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithaLinkIdvalueinanEctLinkIdRequestreturnresultcomponent,sendsaFACILITYmessagewithCR1containingaFacilityinformationelementwithanExplicitEctExecuteinvokecomponentincludingthepreviouslyreceivedLinkIdvalueandremainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U03_008clause9.2.2.1.1optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU10(Idle)andwithonecall(CRa)inECTstate"AwaitECTLinkID"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRbcontainingaFacilityinformationelementwithaLinkIdvalueinanEctLinkIdRequestreturnresultcomponent,sendsaFACILITYmessagewithCRacontainingaFacilityinformationelementwithanExplicitEctExecuteinvokecomponentincludingthepreviouslyreceivedLinkIdvalueandremainsinthesamecallstates.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_009clause9.2.2.1.1optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU04(Idle)andwithonecall(CRa)inECTstate"AwaitECTLinkID"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRbcontainingaFacilityinformationelementwithaLinkIdvalueinanEctLinkIdRequestreturnresultcomponent,sendsaFACILITYmessagewithCRacontainingaFacilityinformationelementwithanExplicitEctExecuteinvokecomponentincludingthepreviouslyreceivedLinkIdvalueandremainsinthesamecallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_0010clause9.2.2.1.2mandatoryEnsurethattheIUTwithCR1incallstateU10(Held)(AwaitECTLinkID)andCR2incallstateU10(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithanEctLinkIdRequestreturnerrorcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.ECT_U03_011clause9.2.2.1.2optionalEnsurethattheIUTwithCR1incallstateU10(Held)(AwaitECTLinkID)andCR2incallstateU04(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithanEctLinkIdRequestreturnerrorcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U03_012clause9.2.2.1.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU10(Idle)andwithonecall(CRa)inECTstate"AwaitECTLinkID"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRbcontainingaFacilityinformationelementwithanEctLinkIdRequestreturnerrorcomponent,remainsinthesamecallstates.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_013clause9.2.2.1.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU04(Idle)andwithonecall(CRa)inECTstate"AwaitECTLinkID"andtheother(CRb)inECTstate"ECTLinkIDRequestreceivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithanEctLinkIdRequestreturnerrorcomponent,remainsinthesamecallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)14ECT_U03_0014clause9.2.2.1.2mandatoryEnsurethattheIUTwithCR1incallstateU10(Held)(AwaitECTLinkID)andCR2incallstateU10(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwitharejectcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.ECT_U03_0015clause9.2.2.1.2optionalEnsurethattheIUTwithCR1incallstateU10(Held)(AwaitECTLinkID)andCR2incallstateU04(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwitharejectcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U03_016clause9.2.2.1.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU10(Idle)andwithonecall(CRa)inECTstate"AwaitECTLinkID"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRbcontainingaFacilityinformationelementwitharejectcomponent,remainsinthesamecallstates.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_017clause9.2.2.1.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU04(Idle)andwithonecall(CRa)inECTstate"AwaitECTLinkID"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRbcontainingaFacilityinformationelementwitharejectcomponent,remainsinthesamecallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_018clause9.2.2.2.2mandatoryEnsurethattheIUTwithCR1incallstateU10(Held)(ECTExplicitRequest)andCR2incallstateU10(Idle)(ECTLinkIDAssigned)andwithCR3incallstateU10(Idle))receivingaFACILITYmessagewithCR1containingaFacilityinformationelementwithanExplicitEctExecutereturnerrorcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.ECT_U03_019clause9.2.2.2.2optionalEnsurethattheIUTinwithCR1incallstateU04(Held)(ECTExplicitRequest)andCR2incallstateU10(Idle)(ECTLinkIDAssigned)andwithCR3incallstateU10(Idle)receivingaFACILITYmessagewithCR1containingaFacilityinformationelementwithanExplicitEctExecutereturnerrorcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportsholdingacallintheCallDeliveredstateU4.HOLDPICSMC1.2.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U03_020clause9.2.2.2.2optionalEnsurethattheIUTwithCR1incallstateU10(Held)(ECTExplicitRequest)andCR2incallstateU04(Idle)(ECTLinkIDAssigned)andwithCR3incallstateU10(Idle)receivingaFACILITYmessagewithCR1containingaFacilityinformationelementwithanExplicitEctExecutereturnerrorcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)15ECT_U03_021clause9.2.2.2.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU10(Idle)andwithonecall(CRa)inECTstate"ECTExplicitRequest"andtheother(CRb)inECTstate"ECTLinkIDAssigned"receivingaFACILITYmessagewithCRacontainingaFacilityinformationelementwithanExplicitEctExecutereturnerrorcomponent,remainsinthesamecallstates.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_022clause9.2.2.2.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU04(Idle)andwithonecall(CRa)inECTstate"ECTExplicitRequest"andtheother(CRb)inECTstate"ECTLinkIDAssigned"receivingaFACILITYmessagewithCRacontainingaFacilityinformationelementwithanExplicitEctExecutereturnerrorcomponent,remainsinthesamecallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_023clause9.2.2.2.2mandatoryEnsurethattheIUTwithCR1incallstateU10(Held)(ECTExplicitRequest)andCR2incallstateU10(Idle)(ECTLinkIDAssigned)andwithCR3incallstateU10(Idle)receivingaFACILITYmessagewithCR1containingaFacilityinformationelementwitharejectcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.ECT_U03_024clause9.2.2.2.2optionalEnsurethattheIUTwithCR1incallstateU04(Held)(ECTExplicitRequest)andCR2incallstateU10(Idle)(ECTLinkIDAssigned)andwithCR3incallstateU10(Idle)receivingaFACILITYmessagewithCR1containingaFacilityinformationelementwitharejectcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportsholdingacallintheCallDeliveredstateU4.HOLDPICSMC1.2.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U03_025clause9.2.2.2.2optionalEnsurethattheIUTwithCR1incallstateU10(Held)(ECTExplicitRequest)andCR2incallstateU04(Idle)(ECTLinkIDAssigned)andwithCR3incallstateU10(Idle)receivingaFACILITYmessagewithCR1containingaFacilityinformationelementwitharejectcomponent,remainsinthesamecallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U03_026clause9.2.2.2.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU10(Idle)andwithonecall(CRa)inECTstate"ECTExplicitRequest"andtheother(CRb)inECTstate"ECTLinkIDAssigned"receivingaFACILITYmessagewithCRacontainingaFacilityinformationelementwitharejectcomponent,remainsinthesamecallstates.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U03_027clause9.2.2.2.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU04(Idle)andwithonecall(CRa)inECTstate"ECTExplicitRequest"andtheother(CRb)inECTstate"ECTLinkIDAssigned"receivingaFACILITYmessagewithCRacontainingaFacilityinformationelementwitharejectcomponent,remainsinthesamecallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)165.2.1.1.2.2InvalidECT_U04_001clause7.2mandatoryEnsurethattheIUTwithCR1incallstateU10(Held)(ECTExplicitRequest)andCR2incallstateU10(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithaninvalidEctLinkIdRequestreturnresultcomponent,sendsaFACILITYmessagewithCR2containingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.ECT_U04_002clause7.2optionalEnsurethattheIUTwithCR1incallstateU10(Held)(ECTExplicitRequest)andCR2incallstateU04(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithaninvalidEctLinkIdRequestreturnresultcomponent,sendsaFACILITYmessagewithCR2containingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U04_003clause7.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU10(Idle)andwithonecall(CRa)inECTstate"ECTExplicitRequest"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRbcontainingaFacilityinformationelementwithaninvalidEctLinkIdRequestreturnresultcomponent,sendsaFACILITYmessagewithCRbcontainingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U04_004clause7.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU04(Idle)andwithonecall(CRa)inECTstate"ECTExplicitRequest"andtheother(CRb)inECTstate"ECTLinkIDRequest")receivingavalidFACILITYmessagewithCRbcontainingaFacilityinformationelementwithaninvalidEctLinkIdRequestreturnresultcomponent,sendsaFACILITYmessagewithCRbcontainingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U04_005clause7.2mandatoryEnsurethattheIUTwithCR1incallstateU10(Held)(ECTExplicitRequest)andCR2incallstateU10(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithaninvalidEctLinkIdRequestreturnerrorcomponent,sendsaFACILITYmessagewithCR2containingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.ECT_U04_006clause7.2optionalEnsurethattheIUTwithCR1incallstateU10(Held)(ECTExplicitRequest)andCR2incallstateU04(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR2containingaFacilityinformationelementwithaninvalidEctLinkIdRequestreturnerrorcomponent,sendsaFACILITYmessagewithCR2containingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)17ECT_U04_007clause7.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU10(Idle)andwithonecall(CRa)inECTstate"ECTExplicitRequest"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRbcontainingaFacilityinformationelementwithaninvalidEctLinkIdRequestreturnerrorcomponent,sendsaFACILITYmessagewithCRbcontainingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U04_008clause7.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU04(Idle)andwithonecall(CRa)inECTstate"ECTExplicitRequest"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRbcontainingaFacilityinformationelementwithaninvalidEctLinkIdRequestreturnerrorcomponent,sendsaFACILITYmessagewithCRbcontainingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.ECT_U04_009clause7.2mandatoryEnsurethattheIUTwithCR1incallstateU10(Held)(AwaitECTLinkID)andCR2incallstateU10(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwithaninvalidExplicitECTExecutereturnerrorcomponent,sendsaFACILITYmessagewithCR1containingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.ECT_U04_010clause7.2optionalEnsurethattheIUTwithCR1incallstateU04(Held)(AwaitECTLinkID)andCR2incallstateU10(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwithaninvalidExplicitECTExecutereturnerrorcomponent,sendsaFACILITYmessagewithCR1containingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportsholdingacallintheCallDeliveredstateU4.HOLDPICSMC1.2.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U04_011clause7.2optionalEnsurethattheIUTwithCR1incallstateU10(Held)(AwaitECTLinkID)andCR2incallstateU04(Idle)(ECTLinkIDRequest)andwithCR3incallstateU10(Idle)receivingavalidFACILITYmessagewithCR1containingaFacilityinformationelementwithaninvalidExplicitECTExecutereturnerrorcomponent,sendsaFACILITYmessagewithCR1containingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportsthreecalls,oneofwhichisintheHeldauxiliarystate.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.ECT_U04_012clause7.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU10(Idle)andwithonecall(CRa)inECTstate"AwaitECTLinkID"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRacontainingaFacilityinformationelementwithaninvalidExplicitECTExecutereturnerrorcomponent,sendsaFACILITYmessagewithCRacontainingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.SIST EN 300 369-3 V1.3.1:2005

ETSIETSIEN300369-3V1.3.1(2002-05)18ECT_U04_013clause7.2optionalEnsurethattheIUTwithCR1incallstateU10(Idle)andCR2incallstateU04(Idle)andwithonecall(CRa)inECTstate"AwaitECTLinkID"andtheother(CRb)inECTstate"ECTLinkIDRequest"receivingavalidFACILITYmessagewithCRacontainingaFacilityinformationelementwithaninvalidExplicitECTExecutereturnerrorcomponent,sendsaFACILITYmessagewithCRacontainingaFacilityinformationelementwitharejectcomponentandremainsinthesameauxiliaryandcallstates.Selection:IUTsupportstransferwithoneansweredandonealertingcall.PICS:MC3.Selection:IUTsupportstheprocedurestoinvokecalltransferwithoutenteringanycallintheheldstatePICSMC8.5.2.1.1.3Confirmationofcalltransfer5.2.1.1.3.1ValidECT_U05_001clause9.2.3.1mandatoryEnsurethattheIUTintheECTImplicitRequeststatewithCR1incallstateU10(Held)andCR2incallstateU10(Idle)receivingaDISCONNECTmessagewithCR1containingaFacilityinformationelementwithEctExecutereturnresultcomponentandaDISCONNECTmessagewithoutcomp
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