ETSI TS 123 012 V7.3.0 (2007-06) Digital cellular

ETSITS123012V7.3.0(2007-06)TechnicalSpecificationDigitalcellulartelecommunicationssystem(Phase2+);UniversalMobileTelecommunicationsSystem(UMTS);Locationmanagementprocedures(3GPPTS23.012version7.3.0Release7)GLOBALSYSTEMFORMOBILECOMMUNICATIONSRETSIETSITS123012V7.3.0(2007-06)13GPPTS23.012version7.3.0Release7ReferenceRTS/TSGC-0423012v730KeywordsGSM,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.ETSIETSITS123012V7.3.0(2007-06)23GPPTS23.012version7.3.0Release7IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards,whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver().PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisTechnicalSpecification(TS)hasbeenproducedbyETSI3rdGenerationPartnershipProject(3GPP).Thepresentdocumentmayrefertotechnicalspecificationsorreportsusingtheir3GPPidentities,UMTSidentitiesorGSMidentities.TheseshouldbeinterpretedasbeingreferencestothecorrespondingETSIdeliverables.ThecrossreferencebetweenGSM,UMTS,3GPPandETSIidentitiescanbefoundunder(2007-06)33GPPTS23.012version7.3.0Release7ContentsIntellectualPropertyRights................................................................................................................................2Foreword.............................................................................................................................................................2Foreword.............................................................................................................................................................51Scope........................................................................................................................................................61.1References..........................................................................................................................................................61.2Abbreviations.....................................................................................................................................................72Definitions................................................................................................................................................72.1Locationmanagement........................................................................................................................................72.2LocationareaandMSCarea..............................................................................................................................72.3Locationareaidentification................................................................................................................................82.4IMSIdetach/attachoperation.............................................................................................................................82.4.1ExplicitIMSIdetach/attach..........................................................................................................................82.4.2ImplicitIMSIdetach...............................