3gpp ts 24.629 v8.2.0 (2009-03)

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1、3GPPTS24.629V8.2.0(2009-03)TechnicalSpecification3rdGenerationPartnershipProject;TechnicalSpecificationGroupCoreNetworkandTerminals;ExplicitCommunicationTransfer(ECT)usingIPMultimedia(IM)CoreNetwork(CN)subsystem;Protocolspecification(Release8)Thepresentdocumenthasbeendevelopedw

2、ithinthe3rdGenerationPartnershipProject(3GPPTM)andmaybefurtherelaboratedforthepurposesof3GPP.Thepresentdocumenthasnotbeensubjecttoanyapprovalprocessbythe3GPPOrganizationalPartnersandshallnotbeimplemented.ThisSpecificationisprovidedforfuturedevelopmentworkwithin3GPPonly.TheOrgan

3、izationalPartnersacceptnoliabilityforanyuseofthisSpecification.Specificationsandreportsforimplementationofthe3GPPTMsystemshouldbeobtainedviathe3GPPOrganizationalPartners'PublicationsOffices.3GPPTS24.629V8.2.0(2009-03)28Release8KeywordsECT,stage3,supplementaryservices3GPPPostala

4、ddress3GPPsupportofficeaddress650RoutedesLucioles-SophiaAntipolisValbonne-FRANCETel.:+33492944200Fax:+33493654716Internethttp://www.3gpp.orgCopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproduction

5、inallmedia.©2009,3GPPOrganizationalPartners(ARIB,ATIS,CCSA,ETSI,TTA,TTC).Allrightsreserved.3GPP3GPPTS24.629V8.2.0(2009-03)28Release8ContentsForeword51Scope62References63Definitionsandabbreviations73.1Definitions73.2Abbreviations74ExplicitCommunicationTransfer(ECT)84.1Introducti

6、on84.2Description84.2.1Generaldescription84.3Operationalrequirements84.3.1Provision/withdrawal84.3.2Requirementsonthetransferornetworkside84.3.3Requirementsonthetransfereenetworkside84.3.4Requirementsonthetransfertargetnetworkside84.4Codingrequirements84.5Signallingrequirements

7、94.5.1Activation/deactivation94.5.1ARegistration/erasure94.5.1BInterrogation94.5.2Invocationandoperation94.5.2.1ActionsatthetransferorUE94.5.2.2Void104.5.2.3Void104.5.2.4ActionsatthetransferorAS104.5.2.4.1InvocationofECTservice104.5.2.4.1.1PrerequisiteforinvocationoftheECTservi

8、ce104.5.2.4.1.2DeterminewhethertheECTapplies104.5.2.4.