Digital cellular telecommunications system (Phase 2+) (GSM); General Packet Radio Service (GPRS); GPRS Tunnelling Protocol (GTP) across the Gn and Gp interface (GSM 09.60 version 7.1.1 Release 1998)

SUBJECT GPRS Charging enhancements to GTP Introduction of the PDP-type PPP Introduction of the PDP type OSH:IHOSS GTP/GTP Protocol Type bit

Digitalni celični telekomunikacijski sistem (faza 2+) – Splošna radijska storitev s paketiranimi podatki (GPRS) – Protokol tuneliranja v GPRS (GTP) prek vmesnika Gn in Gp (GSM 09.60, različica 7.1.1, izdaja 1998)

General Information

Status
Published
Publication Date
30-Nov-2003
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
01-Dec-2003
Due Date
01-Dec-2003
Completion Date
01-Dec-2003
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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Digital cellular telecommunications system (Phase 2+) (GSM); General Packet Radio Service (GPRS); GPRS Tunnelling Protocol (GTP) across the Gn and Gp interface (GSM 09.60 version 7.1.1 Release 1998)33.070.50Globalni sistem za mobilno telekomunikacijo (GSM)Global System for Mobile Communication (GSM)ICS:Ta slovenski standard je istoveten z:EN 301 347 Version 7.1.1SIST EN 301 347 V7.1.1:2003en01-december-2003SIST EN 301 347 V7.1.1:2003SLOVENSKI

STANDARD
SIST EN 301 347 V7.1.1:2003

ETSIEN301347V7.1.1(2000-01)EuropeanStandard(Telecommunicationsseries)Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);GPRSTunnellingProtocol(GTP)acrosstheGnandGpInterface(GSM09.60version7.1.1Release1998)GLOBALSYSTEMFORMOBILECOMMUNICATIONSRSIST EN 301 347 V7.1.1:2003

ETSIETSIEN301347V7.1.1(2000-01)2(GSM09.60version7.1.1Release1998)ReferenceREN/SMG-030960Q7KeywordsDigitalcellulartelecommunicationssystem,GlobalSystemforMobilecommunications(GSM)ETSIPostaladdressF-06921SophiaAntipolisCedex-FRANCEOfficeaddress650RoutedesLucioles-SophiaAntipolisValbonne-FRANCETel.:+33492944200Fax:+33493654716SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88Internetsecretariat@etsi.frIndividualcopiesofthisETSIdeliverablecanbedownloadedfromhttp://www.etsi.orgIfyoufinderrorsinthepresentdocument,sendyourcommentto:editor@etsi.frImportantnoticeThisETSIdeliverablemaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.CopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 301 347 V7.1.1:2003

ETSIETSIEN301347V7.1.1(2000-01)3(GSM09.60version7.1.1Release1998)ContentsIntellectualPropertyRights................................................................................................................................6Foreword............................................................................................................................................................61Scope........................................................................................................................................................72References................................................................................................................................................73Definitionsandabbreviations..................................................................................................................83.1Definitions..........................................................................................................................................................83.2Abbreviations.....................................................................................................................................................94General.....................................................................................................................................................95Transmissionorderandbitdefinitions..................................................................................................106GTPheader.............................................................................................................................................107SignallingPlane.....................................................................................................................................127.1Signallingprotocol...........................................................................................................................................127.2SignallingMessageFormats.............................................................................................................................137.3UsageoftheGTPHeader.................................................................................................................................137.4PathManagementmessages.............................................................................................................................147.4.1EchoRequest..............................................................................................................................................147.4.2EchoResponse............................................................................................................................................157.4.3VersionNotSupported...............................................................................................................................157.5TunnelManagementmessages.........................................................................................................................157.5.1CreatePDPContextRequest......................................................................................................................157.5.2CreatePDPContextResponse....................................................................................................................177.5.3UpdatePDPContextRequest.....................................................................................................................197.5.4UpdatePDPContextResponse...................................................................................................................197.5.5DeletePDPContextRequest......................................................................................................................217.5.6DeletePDPContextResponse....................................................................................................................217.5.7CreateAAPDPContextRequest................................................................................................................227.5.8CreateAAPDPContextResponse.............................................................................................................237.5.9DeleteAAPDPContextRequest................................................................................................................247.5.10DeleteAAPDPContextResponse.............................................................................................................257.5.11ErrorIndication...........................................................................................................................................257.5.12PDUNotificationRequest..........................................................................................................................267.5.13PDUNotificationResponse........................................................................................................................267.5.14PDUNotificationRejectRequest...............................................................................................................277.5.15PDUNotificationRejectResponse.............................................................................................................277.6LocationManagementmessages......................................................................................................................287.6.1SendRouteingInformationforGPRSRequest...........................................................................................287.6.2SendRouteingInformationforGPRSResponse........................................................................................297.6.3FailureReportRequest...............................................................................................................................297.6.4FailureReportResponse.............................................................................................................................307.6.5NoteMSGPRSPresentRequest................................................................................................................307.6.6NoteMSGPRSPresentResponse..............................................................................................................317.7MobilityManagementmessages.......................................................................................................................317.7.1IdentificationRequest.................................................................................................................................317.7.2IdentificationResponse...............................................................................................................................327.7.3SGSNContextRequest...............................................................................................................................327.7.4SGSNContextResponse............................................................................................................................337.7.5SGSNContextAcknowledge......................................................................................................................347.8Reliabledeliveryofsignallingmessages..........................................................................................................357.9Informationelements........................................................................................................................................357.9.1Cause..........................................................................................................................................................367.9.2InternationalMobileSubscriberIdentity(IMSI)........................................................................................38SIST EN 301 347 V7.1.1:2003

ETSIETSIEN301347V7.1.1(2000-01)4(GSM09.60version7.1.1Release1998)7.9.3RouteingAreaIdentity(RAI).....................................................................................................................387.9.4TemporaryLogicalLinkIdentity(TLLI)....................................................................................................397.9.5PacketTMSI(P-TMSI)..............................................................................................................................397.9.6QualityofService(QoS)Profile.................................................................................................................407.9.7Spare...........................................................................................................................................................407.9.8ReorderingRequired...................................................................................................................................407.9.9AuthenticationTriplet.................................................................................................................................407.9.10Spare...........................................................................................................................................................417.9.11MAPCause.................................................................................................................................................417.9.12P-TMSISignature.......................................................................................................................................417.9.13MSValidated..............................................................................................................................................417.9.14Recovery.....................................................................................................................................................427.9.15Selectionmode............................................................................................................................................427.9.16FlowLabelDataI.......................................................................................................................................437.9.17FlowLabelSignalling.................................................................................................................................437.9.18FlowLabelDataII......................................................................................................................................437.9.19ChargingID................................................................................................................................................447.9.20EndUserAddress.......................................................................................................................................447.9.21MMContext................................................................................................................................................477.9.22PDPContext...............................................................................................................................................487.9.23AccessPointName.....................................................................................................................................517.9.24ProtocolConfigurationOptions..................................................................................................................517.9.25GSNAddress..............................................................................................................................................517.9.26ChargingGatewayAddress.........................................................................................................................527.9.27PrivateExtension........................................................................................................................................528TransmissionPlane................................................................................................................................528.1ProtocolStack..................................................................................................................................................538.1.1UsageoftheGTPHeader...........................................................................................................................538.1.1.1UsageoftheSequenceNumber............................................................................................................538.2TunnellingbetweenSGSNs..............................................................................................................................548.3TunnellingbetweenGGSNs.............................................................................................................................549PathProtocols........................................................................................................................................549.1UDP/IP.............................................................................................................................................................549.1.1UDPHeader................................................................................................................................................549.1.1.1Signallingrequestmessages..................................................................................................................549.1.1.2Signallingresponsemessages................................................................................................................549.1.1.3EncapsulatedT-PDUs...........................................................................................................................549.1.2IPHeader....................................................................................................................................................549.1.2.1SignallingrequestmessagesandEncapsulatedT-PDUs.......................................................................559.1.2.2Signallingresponsemessages................................................................................................................559.2TCP/IP..............................................................................................................................................................559.2.1TCPHeader................................................................................................................................................559.2.2IPHeader....................................................................................................................................................5510Errorhandling........................................................................................................................................5510.1Protocolerrors..................................................................................................................................................5510.1.1DifferentGTPversions...............................................................................................................................5610.1.2GTPMessagetooshort...............................................................................................................................5610.1.3UnknownGTPsignallingmessage.............................................................................................................5610.1.4UnexpectedGTPsignallingmessage..........................................................................................................5610.1.5Missingmandatorilypresentinformationelement......................................................................................5610.1.6InvalidLength.............................................................................................................................................5610.1.7Invalidmandatoryinformationelement......................................................................................................5610.1.8Invalidoptionalinformationelement..........................................................................................................5710.1.9Unknowninformationelement....................................................................................................................5710.1.10Outofsequenceinformationelements........................................................................................................5710.1.11Unexpectedinformationelement................................................................................................................5710.1.12Repeatedinformationelements...................................................................................................................5710.1.13Incorrectoptionalinformationelements.....................................................................................................57SIST EN 301 347 V7.1.1:2003

ETSIETSIEN301347V7.1.1(2000-01)5(GSM09.60version7.1.1Release1998)10.2Pathfailure.......................................................................................................................................................5710.3MSdetach.........................................................................................................................................................5710.4RestorationandRecovery.................................................................................................................................5811Inter-PLMNGTPcommunicationovertheGpinterface.......................................................................5812IP,thenetworkingtechnologyusedbyGTP..........................................................................................5812.1IPversion.........................................................................................................................................................5812.2IPfragmentation...............................................................................................................................................5812.2.1MOdirection...............................................................................................................................................5812.2.2MTdirection...............................................................................................................................................5912.2.3TunnellingfromoldtonewSGSN.............................................................................................................5913GTPparameters......................................................................................................................................5913.1Timers..............................................................................................................................................................5913.2Others...............................................................................................................................................................59AnnexA(informative):Namingconvention........................................................................................64AnnexB(informative):Amethodforsequencenumberchecking...................................................65AnnexC(informative):Documentchangehistory..............................................................................66History..............................................................................................................................................................67SIST EN 301 347 V7.1.1:2003

ETSIETSIEN301347V7.1.1(2000-01)6(GSM09.60version7.1.1Release1998)IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinSR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinSR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbytheSpecialMobileGroup(SMG).ThepresentdocumentdefinestheGnandGpinterfacesfortheGeneralPacketRadioService(GPRS)withinthedigitalcellulartelecommunicationssystem(Phase2+).ThecontentsofthepresentdocumentaresubjecttocontinuingworkwithinSMGandmaychangefollowingformalSMGapproval.ShouldSMGmodifythecontentsofthepresentdocument,itwillthenbere-submittedforOAPbyETSIwithanidentifyingchangeofreleasedateandanincreaseinversionnumberasfollows:Version7.x.ywhere:7indicatesRelease1998ofGSMPhase2+xtheseconddigitisincrementedforallchangesofsubstance,i.e.technicalenhancements,corrections,updates,etc.ythethirddigitisincrementedwheneditorialonlychangeshavebeenincorporatedinthespecification.NationaltranspositiondatesDateofadoptionofthisEN:7January2000DateoflatestannouncementofthisEN(doa):30April2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31October2000DateofwithdrawalofanyconflictingNationalStandard(dow):31October2000SIST EN 301 347 V7.1.1:2003

ETSIETSIEN301347V7.1.1(2000-01)7(GSM09.60version7.1.1Release1998)1ScopeThepresentdocumentdefinestheGnandGpinterfacesfortheGeneralPacketRadioService(GPRS).2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.•Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.•Foraspecificreference,subsequentrevisionsdonotapply.•Foranon-specificreference,thelatestversionapplies.•Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.•ForthisRelease1998document,referencestoGSMdocumentsareforRelease1998versions(version7.x.y).[1]GSM01.04:"Digitalcellulartelecommunicationssystem(Phase2+);Abbreviationsandacronyms".[2]GSM03.03:"Digitalcellulartelecommunicationssystem(Phase2+);Numbering,addressingandidentification".[3]GSM03.07:"Digitalcellulartelecommunicationssystem(Phase2+);RestorationProcedures".[4]GSM03.20:"Digitalcellulartelecommunicationssystem(Phase2+);Securityrelatednetworkfunctions".[5]GSM03.60:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);ServiceDescription;Stage2".[6]GSM03.64:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);OveralldescriptionoftheGPRSRadioInterface;Stage2".[7]GSM04.08:"Digitalcellulartelecommunicationssystem(Phase2+);Mobileradiointerfacelayer3-specification".[8]GSM04.64:"Digitalcellulartelecommunicationssystem(Phase2+);MobileStation-ServingGPRSSupportNode(MS-SGSN)LogicalLinkControl(LLC)LayerSpecification".[9]GSM09.02:"Digitalcellulartelecommunicationssystem(Phase2+);MobileApplicationPart(MAP)specification".[10]STD0005:"InternetProtocol",J.Postel.[11]STD0006:"UserDatagramProtocol",J.Postel.[12]STD0007:"TransmissionControlProtocol",J.Postel.[13]RFC1700:"AssignedNumbers",J.ReynoldsandJ.Postel.[14]RFC2181:"ClarificationstotheDNSSpecification",R.ElzandR.Bush.[15]ITU-TRecommendationX.25:"Interfacebetweendataterminalequipment(DTE)anddatacircuit-terminatingequipment(DCE)forterminalsoperatinginthepacketmodeandconnectedtopublicdatanetworksbydedicatedcircuit".SIST EN 301 347 V7.1.1:2003

ETSIETSIEN301347V7.1.1(2000-01)8(GSM09.60version7.1.1Release1998)[16]ITU-TRecommendationX.121:"InternationalNumberingPlanforPublicDataNetworks".3Definitionsandabbreviations3.1DefinitionsForthepurposeofthepresentdocument,thefollowingdefinitionsapply:ConditionalWhenthepresencerequirementfortheinformationelementisconditional,thereceivingprotocollevelcancheckthepresenceorabsenceofanIEbasedonthereceivedinformation.G-PDU:AT-PDUplusaGTPheader.AG-PDUissentinapath.GTP-Flow:AGTPflowisdefinedbytheunidirectionalvirtualaggregationofG-PDUsand/orsignallingmessagesrelatedtooneormoreGTPtunnels.AGTPflowisidentifiedbyaFlowLabelincludedintheGTPheader.ThemeaningoftheFlowLabelistransparentforthetransmitterside,onlythereceivermayevaluatetheFlowLabel.GTPtunnel:AGTPtunnelisdefinedbytwoassociatedPDPContextsindifferentGSNnodesandisidentifiedwithaTunnelID.AGTPtunnelisnecessarytoforwardpacketsbetweenanexternalpacketdatanetworkandaMSuser.MMContext:TheinformationsetsheldinMSandGSNsforaGPRSsubscriberrelatedtomobilitymanagement(MM)(pleaserefertotheMMContextInformationElement).MMContextID:IMSIorequivalentforuseinconjunctionwithAnonymousAccess(pleaserefertosectionGTPHeader).NSAPI:NetworkServiceAccessPointIdentifier.Anintegervalueintherange[0;15],identifyingacertainPDPContext.ItidentifiesaPDPcontextbelongingtoaspecificMMContextID.Path:TheUDP/IPpathandTCP/IPpathareexamplesofpathsthatmaybeusedtomultiplexGTPtunnels.PathProtocol:ThePathProtocolistheprotocol(s)usedasabearerofGTPbetweenGSNs.PDP:APacketDataProtocol(PDP)isanetworkprotocolusedbyanexternalpacketdatanetworkinterfacingtoGPRS.PDPContext:TheinformationsetsheldinMSandGSNsforaPDPaddress(pleaserefertothePDPContextInformationElement).QualityofService:QualityofServicemaybeapplicablefortheGPRSbackboneifthepathmediasupportsit.SeparatepathswithdifferentprioritiesmaybedefinedbetweenaGSNpair.However,thepossibleuseofQoSintheGGSNisoutsidethescopeoftheGTPspecification.Signallingmessage:GTPsignallingmessagesareexchangedbetweenGSNpairsinapath.ThesignallingmessagesareusedtotransferGSNcapabilityinformationbetweenGSNpairsandtocreate,updateanddeleteGTPtunnels.TCP/IPpath:ATCP/IPpathisareliableconnection-orientedpathdefinedbytwoend-pointsandanend-pointisdefinedbyanIPaddressandaTCPportnumber.TCP/IPpathsshouldbeusedwhentheT-PDUsarebasedonconnection-orientedprotocols,suchastheX.25packetlayerprotocol.T-PDU:Anoriginalpacket,forexampleanIPdatagram,fromaMSoranetworknodeinanexternalpacketdatanetwork.AT-PDUisthepayloadthatistunnelledintheGTPtunnel.TID:ATunnelID(TID)consistsofaMMContextIDandaNSAPI.SIST EN 301 347 V7.1.1:2003

ETSIETSIEN301347V7.1.1(2000-01)9(GSM09.60version7.1.1Release1998)UDP/IPpath:AUDP/IPpathisaconnection-lesspathdefinedbytwoend-pointsandanend-pointisdefinedbyanIPaddressandaUDPportnumber.AUDP/IPpathcarriesG-PDUsbetweenGSNnodesrelatedtooneormoreGTPtunnels.AUDP/IPpathshouldbeusedwhentheT-PDUsarebasedonconnection-lessprotocols,suchasIP.3.2AbbreviationsAbbreviationsusedinthepresentdocumentarelistedinGSM01.04.Forthepurposeofthepresentdocumentthefollowingadditionalabbreviationsapply:BBBackboneBearerDFDon’tFragmentFFSForFurtherStudyGTPGPRSTunnelingProtocolIANAInternetAssignedNumberAuthorityICMPInternetControlMessageProtocolIPInternetProtocolIPv4InternetProtocolversion4IPv6InternetProtocolversion6MTUMaximumTransmissionUnitQoSQualityofServiceTIDTunnelIDentifierTCPTransmissionControlProtocolUDPUserDatagramProtocolGninterfaceInterfacebetweenGPRSSupportNodes(GSNs)withinaPLMNGpinterfaceInterfacebetweenGPRSSupportNodes(GSNs)indifferentPLMNs4GeneralThisdocumentdefinestheGPRSTunnellingProtocol(GTP),i.e.theprotocolbetweenGSNnodesintheGPRSbackbonenetwork.ItincludesboththeGTPsignallinganddatatransferprocedures.ItalsoliststhemessagesandinformationelementsusedbytheGTPbasedchargingprotocolGTP’,whichisdescribedinGSM12.15.GTPisdefinedbothfortheGninterface,i.e.theinterfacebetweenGSNswithinaPLMN,andtheGpinterfacebetweenGSNsindifferentPLMNs.GTP’isdefinedfortheinterfacebetweenCDRgeneratingfunctionalnetworkelementsandChargingGateway(s)withinaPLMN.ChargingGateway(s)andGTP’protocolareoptional,astheChargingGatewayFunctionalitiesmayeitherbelocatedinseparatenetworkelements(ChargingGateways),oralternativelybeembeddedintotheCDRgeneratingnetworkelements(GSNs)whentheGSN-CGFinterfaceisnotnecessarilyvisibleoutsidethenetworkelement.TheseinterfacesrelevanttoGTParebetweenthegreyboxesshowninthefigurebelow.SIST EN 301 347 V7.1.1:2003

ETSIETSIEN301347V7.1.1(2000-01)10(GSM09.60version7.1.1Release1998)GiGnGcGpSignallingandDataTran

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