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ETSIES282007V1.2.1(2008-11)ETSIStandardTelecommunicationsandInternetconvergedServicesandProtocolsforAdvancedNetworking(TISPAN);IPMultimediaSubsystem(IMS);FunctionalarchitectureETSIETSIES282007V1.2.1(2008-11)2ReferenceRES/TISPAN-02055-NGN-R1Keywordsarchitecture,functional,multimedia,systemETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:+33492944200Fax:+33493654716SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableat:©EuropeanTelecommunicationsStandardsInstitute2008.Allrightsreserved.DECTTM,PLUGTESTSTM,UMTSTM,TIPHONTM,theTIPHONlogoandtheETSIlogoareTradeMarksofETSIregisteredforthebenefitofitsMembers.3GPPTMisaTradeMarkofETSIregisteredforthebenefitofitsMembersandofthe3GPPOrganizationalPartners.ETSIETSIES282007V1.2.1(2008-11)3ContentsIntellectualPropertyRights................................................................................................................................4Foreword.............................................................................................................................................................41Scope........................................................................................................................................................52References................................................................................................................................................52.1Normativereferences.........................................................................................................................................52.2Informativereferences........................................................................................................................................63Definitionsandabbreviations...................................................................................................................63.1Definitions..........................................................................................................................................................63.2Abbreviations.....................................................................................................................................................64Overallarchitecture..................................................................................................................................65Overview..................................................................................................................................................66Functionalentities....................................................................................................................................67Internalreferencepoints...........................................................................................................................68Valueaddedservicesarchitecture............................................................................................................69Externalinterfaces....................................................................................................................................710Interconnectionwithothernetworks........................................................................................................711InterfacewiththeNetworkAttachmentSubsystem(NASS)...................................................................712InterfacewiththeResourceandAdmissionControlSubsystem(RACS)...............................................7AnnexA(informative):IMSAccessscenarios.......................................................................................8AnnexB(informative):IMSinterconnectionscenarios.......................................................................9History..............................................................................................................................................................10ETSIETSIES282007V1.2.1(2008-11)4IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifa
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本文标题：ETSI ES 282 007 V1.2.1 (2008-11) Telecommunication
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