ETSI TR 122 973 V7.0.0 (2007-03) Digital cellular

ETSITR122973V7.0.0(2006-03)TechnicalReportDigitalcellulartelecommunicationssystem(Phase2+);UniversalMobileTelecommunicationsSystem(UMTS);IMSMultimediaTelephonyservice;andsupplementaryservices(3GPPTR22.973version7.0.0Release7)GLOBALSYSTEMFORMOBILECOMMUNICATIONSRETSIETSITR122973V7.0.0(2006-03)13GPPTR22.973version7.0.0Release7ReferenceDTR/TSGS-0122973v700KeywordsGSM,UMTSETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableat:©EuropeanTelecommunicationsStandardsInstitute2007.Allrightsreserved.DECTTM,PLUGTESTSTMandUMTSTMareTradeMarksofETSIregisteredforthebenefitofitsMembers.TIPHONTMandtheTIPHONlogoareTradeMarkscurrentlybeingregisteredbyETSIforthebenefitofitsMembers.3GPPTMisaTradeMarkofETSIregisteredforthebenefitofitsMembersandofthe3GPPOrganizationalPartners.ETSIETSITR122973V7.0.0(2006-03)23GPPTR22.973version7.0.0Release7IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards,whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver().PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisTechnicalReport(TR)hasbeenproducedbyETSI3rdGenerationPartnershipProject(3GPP).Thepresentdocumentmayrefertotechnicalspecificationsorreportsusingtheir3GPPidentities,UMTSidentitiesorGSMidentities.TheseshouldbeinterpretedasbeingreferencestothecorrespondingETSIdeliverables.ThecrossreferencebetweenGSM,UMTS,3GPPandETSIidentitiescanbefoundunder(2006-03)33GPPTR22.973version7.0.0Release7ContentsIntellectualPropertyRights................................................................................................................................2Foreword.............................................................................................................................................................2Foreword.............................................................................................................................................................5Introduction........................................................................................................................................................51Scope........................................................................................................................................................62References................................................................................................................................................63Definitions,symbolsandabbreviations...................................................................................................63.1Definitions..........................................................................................................................................................63.2Abbreviations.....................................................................................................................................................74Servicedescription...................................................................................................................................74.1Generalservicecharacteristics...........................................................................................................................74.2DefaultmediahandlingcapabilitiesoftheIMSMultimediaTelephonyservice...............................................75Servicerequirements..........................................................................