ETSI EN 301 344 V6.6.1 (2000-07)

Digital cellular telecommunications system (Phase 2+) (GSM); General Packet Radio Service (GPRS); Service description; Stage 2 (GSM 03.60 version 6.6.1 Release 1997)

REN/SMG-030360Q6R2

Digitalni celični telekomunikacijski sistem (faza 2+) - Splošna radijska storitev s paketiranimi podatki (GPRS) - Opis storitve - 2. stopnja (GSM 03.60, različica 6.6.1, izdaja 1997)

General Information

• Status: Published
• Publication Date: 06-Jul-2000
• Technical Committee: SMG 3 - Network Aspects
• Current Stage: 12 - Completion
• Due Date: 23-Jun-2000
• Completion Date: 07-Jul-2000
• Mandate: BC-T-330
• Ref Project: SIST EN 301 344 V6.6.1:2005 - Digital cellular telecommunications system (Phase 2+) (GSM); General Packet Radio Service (GPRS); Service description; Stage 2 (GSM 03.60 version 6.6.1 Release 1997)

Standards Content (Sample)

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); Service description; Stage 2 (GSM 03.60 version 6.6.1 Release 1997)33.070.01Mobilni servisi na splošnoMobile services in generalICS:Ta slovenski standard je istoveten z:EN 301 344 Version 6.6.1SIST EN 301 344 V6.6.1:2005en01-februar-2005SIST EN 301 344 V6.6.1:2005SLOVENSKI
STANDARD
ETSIEN301344V6.6.1(2000-07)EuropeanStandard(Telecommunicationsseries)Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);Servicedescription;Stage2(GSM03.60version6.6.1Release1997)GLOBALSYSTEMFORMOBILECOMMUNICATIONSRSIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)2(GSM03.60version6.6.1Release1997)ReferenceREN/SMG-030360Q6R2KeywordsDigitalcellulartelecommunicationssystem,GlobalSystemforMobilecommunications(GSM),GPRSETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]opartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)3(GSM03.60version6.6.1Release1997)ContentsIntellectualPropertyRights.8Foreword.81Scope.92References.93Definitions,AbbreviationsandSymbols.113.1Definitions.113.2Abbreviations.113.3Symbols.124MainConcepts.135GeneralGPRSArchitectureandTransmissionMechanism.145.1GPRSAccessInterfacesandReferencePoints.145.2NetworkInterworking.145.2.1PSPDNInterworking.145.2.2Internet(IP)Interworking.155.3High-LevelFunctionsRequiredforGPRS.155.3.1NetworkAccessControlFunctions.155.3.1.1RegistrationFunction.155.3.1.2AuthenticationandAuthorisationFunction.155.3.1.3AdmissionControlFunction.165.3.1.4MessageScreeningFunction.165.3.1.5PacketTerminalAdaptationFunction.165.3.1.6ChargingDataCollectionFunction.165.3.2PacketRouteingandTransferFunctions.165.3.2.1RelayFunction.165.3.2.2RouteingFunction.165.3.2.3AddressTranslationandMappingFunction.165.3.2.4EncapsulationFunction.165.3.2.5TunnellingFunction.175.3.2.6CompressionFunction.175.3.2.7CipheringFunction.175.3.2.8DomainNameServerFunction.175.3.3MobilityManagementFunctions.175.3.4LogicalLinkManagementFunctions.175.3.4.1LogicalLinkEstablishmentFunction.175.3.4.2LogicalLinkMaintenanceFunctions.175.3.4.3LogicalLinkReleaseFunction.175.3.5RadioResourceManagementFunctions.175.3.5.1UmManagementFunction.185.3.5.2CellSelectionFunction.185.3.5.3Um-tranxFunction.185.3.5.4PathManagementFunction.185.3.6NetworkManagementFunctions.185.4LogicalArchitecture.185.4.1GPRSSupportNodes.195.4.2GPRSBackboneNetworks.195.4.3HLR.205.4.4SMS-GMSCandSMS-IWMSC.205.4.5GPRSMobileStations.205.5AssignmentofFunctionstoGeneralLogicalArchitecture.215.6TransmissionandSignallingPlanes.225.6.1TransmissionPlane.225.6.2SignallingPlane.235.6.2.1MS-SGSN.23SIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)4(GSM03.60version6.6.1Release1997)5.6.2.2SGSN-HLR.235.6.2.3SGSN-MSC/VLR.245.6.2.4SGSN-EIR.245.6.2.5SGSN-SMS-GMSCorSMS-IWMSC.245.6.2.6GSN-GSN.255.6.2.7GGSN-HLR.255.6.2.7.1MAP-basedGGSN-HLRSignalling.255.6.2.7.2GTPandMAP-basedGGSN-HLRSignalling.266MobilityManagementFunctionality.266.1DefinitionofMobilityManagementStates.266.1.1IDLE(GPRS)State.266.1.2STANDBYState.266.1.3READYState.276.2IDLE/STANDBY/READYStateFunctionality.286.2.1StateTransitionsandFunctions.286.2.2READYTimerFunction.306.2.3PeriodicRAUpdateTimerFunction.306.2.4MobileReachableTimerFunction.306.3InteractionsBetweenSGSNandMSC/VLR.316.3.1AdministrationoftheSGSN-MSC/VLRAssociation.316.3.2CombinedRA/LAUpdating.326.3.3CSPaging.336.3.3.1PagingCo-ordination.336.3.4Non-GPRSAlert.346.3.5MSInformationProcedure.346.3.6MMInformationProcedure.356.4MMProcedures.356.5AttachFunction.366.6DetachFunction.396.6.1MS-InitiatedDetachProcedure.406.6.2Network-InitiatedDetachProcedure.406.6.2.1SGSN-InitiatedDetachProcedure.406.6.2.2HLR-InitiatedDetachProcedure.416.7PurgeFunction.416.8SecurityFunction.426.8.1AuthenticationofSubscriber.426.8.2UserIdentityConfidentiality.436.8.2.1P-TMSISignature.436.8.2.2P-TMSIReallocationProcedure.436.8.3UserDataandGMM/SMSignallingConfidentiality.436.8.3.1ScopeofCiphering.436.8.3.2GPRSCipheringAlgorithm.446.8.4IdentityCheckProcedures.446.9LocationManagementFunction.446.9.1LocationManagementProcedures.456.9.1.1CellUpdateProcedure.456.9.1.2RouteingAreaUpdateProcedure.456.9.1.2.1IntraSGSNRouteingAreaUpdate.466.9.1.2.2InterSGSNRouteingAreaUpdate.476.9.1.3CombinedRA/LAUpdateProcedure.496.9.1.3.1CombinedIntraSGSNRA/LAUpdate.496.9.1.3.2CombinedInterSGSNRA/LAUpdate.516.9.1.4PeriodicRAandLAUpdates.546.10SubscriberManagementFunction.546.10.1SubscriberManagementProcedures.546.10.1.1InsertSubscriberDataProcedure.546.10.1.2DeleteSubscriberDataProcedure.556.11ClassmarkHandling.556.11.1RadioAccessClassmark.556.11.2SGSNClassmark.56SIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)5(GSM03.60version6.6.1Release1997)7NetworkManagementFunctionality.568RadioResourceFunctionality.568.1CellSelectionandReselection.568.2DiscontinuousReception.578.3RadioResourceManagement.578.3.1LayerFunctions.578.3.2ModelofOperation.578.3.2.1DynamicAllocationofRadioResources.578.4PagingforGPRSDownlinkTransfer.579PacketRouteingandTransferFunctionality.589.1DefinitionofPacketDataProtocolStates.589.1.1INACTIVEState.589.1.2ACTIVEState.599.2PDPContextActivation,Modification,andDeactivationFunctions.599.2.1StaticandDynamicPDPAddresses.609.2.2ActivationProcedures.609.2.2.1PDPContextActivationProcedure.609.2.2.2Network-RequestedPDPContextActivationProcedure.619.2.2.2.1SuccessfulNetwork-RequestedPDPContextActivationProcedure.629.2.2.2.2UnsuccessfulNetwork-RequestedPDPContextActivationProcedure.639.2.2.3AnonymousAccessPDPContextActivationProcedure.649.2.3ModificationProcedures.659.2.3.1PDPContextModificationProcedure.669.2.4DeactivationProcedures.669.2.4.1PDPContextDeactivationInitiatedbyMSProcedure.669.2.4.2PDPContextDeactivationInitiatedbySGSNProcedure.679.2.4.3PDPContextDeactivationInitiatedbyGGSNProcedure.679.2.4.4AnonymousAccessPDPContextDeactivationInitiatedbyMSProcedure.689.2.4.5AnonymousAccessPDPContextDeactivationInitiatedbyGGSNProcedure.689.3PacketRouteingandTransferFunction.699.4RelayFunction.699.5PacketTerminalAdaptationFunction.699.6EncapsulationFunction.709.6.1EncapsulationBetweenSGSNandGGSN.709.6.2EncapsulationBetweenSGSNandMS.7010MessageScreeningFunctionality.7011CompatibilityIssues.7012Transmission.7012.1TransmissionModes.7012.1.1GTPTransmissionModes.7112.1.2LLCTransmissionModes.7112.1.3RLCTransmissionModes.7112.2LogicalLinkControlFunctionality.7112.2.1Addressing.7112.2.2Services.7112.2.3Functions.7212.3SubnetworkDependentConvergenceFunctionality.7212.3.1Services.7312.3.2Subfunctions.7312.4GbInterface.7412.4.1PhysicalLayerProtocol.7412.4.2LinkLayerProtocols.7412.4.3BSSGPRSProtocol.7412.4.3.1Inter-dependencyoftheBSSGPandLLCFunctions.7512.4.3.2BSSGPAddressing.7512.4.3.3BVCIContextsinBSSandinSGSN.7612.4.3.4FlowControlBetweenSGSNandBSSovertheGbInterface.76SIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)6(GSM03.60version6.6.1Release1997)12.5AbisInterface.7612.5.1RemotePacketControlUnit.7713InformationStorage.7713.1HLR.7813.2SGSN.7913.3GGSN.8013.4MS.8113.5MSC/VLR.8213.6RecoveryandRestorationProcedures.8213.6.1HLRFailure.8213.6.2SGSNFailure.8313.6.3GGSNFailure.8313.6.4VLRFailure.8314Identities.8414.1IMSI.8414.2PacketTMSI.8414.3NSAPIandTLLI.8414.4PDPAddress.8514.5TID.8514.6RouteingAreaIdentity.8514.7CellIdentity.8614.8GSNAddresses.8614.8.1GSNAddress.8614.8.2GSNNumber.8614.9AccessPointName.8615OperationalAspects.8615.1Charging.8615.1.1ChargingInformation.8715.1.2ReverseCharging.8715.2QualityofServiceProfile.8715.2.1PrecedenceClass.8815.2.2DelayClass.8815.2.3ReliabilityClass.8815.2.4ThroughputClasses.8915.2.4.1PeakThroughputClass.8915.2.4.2MeanThroughputClass.8916InteractionswithOtherGSMServices.9016.1Point-to-pointShortMessageService.9016.1.1Mobile-terminatedSMSTransfer.9116.1.1.1UnsuccessfulMobile-terminatedSMSTransfer.9116.1.2Mobile-originatedSMSTransfer.9316.2Circuit-switchedServices.9316.2.1SuspensionofGPRSServices.9316.2.2GPRSandDedicatedModePriorityHandling.9416.3SupplementaryServices.95SIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)7(GSM03.60version6.6.1Release1997)AnnexA(normative):APNandGGSNSelection.96A.1Definitions.96A.2APNSelectionRules.96AnnexB(informative):DataTransmissionRouteingExamples.103B.1DataRouteingforanMSinitsHomePLMNtoandfromanExternalPDN.103B.2DataRouteingforaRoamingMStoandfromanExternalPDN.104B.3MS-to-MSDataRouteingviatheSameGGSN.104B.4MS-to-MSDataRouteingviaDifferentGGSNs.105AnnexC(informative):Figures.106AnnexD(informative):Tables.108AnnexE(informative):Documenthistory.109History.110SIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)8(GSM03.60version6.6.1Release1997)IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbytheSpecialMobileGroup(SMG).Thepresentdocumentdefinesthestage-2servicedescriptionforaGeneralPacketRadioService(GPRS)withinthedigitalcellulartelecommunicationssystem(Phase2+).ThecontentsofthepresentdocumentaresubjecttocontinuingworkwithinSMGandmaychangefollowingformalSMGapproval.ShouldSMGmodifythecontentsofthepresentdocumentitwillthenbere-submittedforOAPwithanidentifyingchangeofreleasedateandanincreaseinversionnumberasfollows:Version6.x.ywhere:6indicatesGSMRelease1997ofPhase2+.xtheseconddigitisincrementedforchangesofsubstance,i.e.technicalenhancements,corrections,updates,etc.ythethirddigitisincrementedwheneditorialonlychangeshavebeenincorporatedinthespecification.NationaltranspositiondatesDateofadoptionofthisEN:16June2000DateoflatestannouncementofthisEN(doa):30September2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31March2001DateofwithdrawalofanyconflictingNationalStandard(dow):31March2001SIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)9(GSM03.60version6.6.1Release1997)1ScopeThepresentdocumentdefinesthestage-2servicedescriptionforaGeneralPacketRadioService(GPRS)onGSM.CCITTRecommendationI.130[27]describesathree-stagemethodforcharacterisationoftelecommunicationservices,andCCITTRecommendationQ.65[29]definesstage2ofthemethod.Thisversionofthestage-2servicedescriptioncoversthefirstphaseofGPRS,anddoesnotmeetalltheservicesandfunctionalitydescribedinGSM02.60[3].ThepresentdocumentdoesnotcoverthelowerlayersoftheGPRSGSMradiointerface.GSM03.64[9]containsanoveralldescriptionoftheradiointerface.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.• ForthisRelease1997document,referencestoGSMdocumentsareforRelease1997versions(version6.x.y).[1]GSM01.04:"Digitalcellulartelecommunicationssystem(Phase2+);Abbreviationsandacronyms".[2]GSM01.61:"Digitalcellulartelecommunicationssystem(Phase2+);GPRScipheringalgorithmrequirements".[3]GSM02.60:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);Servicedescription;Stage1".[4]GSM03.03:"Digitalcellulartelecommunicationssystem(Phase2+);Numbering,addressingandidentification".[5]GSM03.07:"Digitalcellulartelecommunicationssystem(Phase2+);Restorationprocedures".[6]GSM03.20:"Digitalcellulartelecommunicationssystem(Phase2+);Securityrelatednetworkfunctions".[7]GSM03.22:"Digitalcellulartelecommunicationssystem(Phase2+);FunctionsrelatedtoMobileStation(MS)inidlemodeandgroupreceivemode".[8]GSM03.40:"Digitalcellulartelecommunicationssystem(Phase2+);TechnicalrealizationoftheShortMessageService(SMS);Point-to-Point(PP)".[9]GSM03.64:"Digitalcellulartelecommunicationssystem(Phase2+);OveralldescriptionoftheGeneralPacketRadioService(GPRS)Radiointerface;Stage2".[10]GSM04.07:"Digitalcellulartelecommunicationssystem(Phase2+);Mobileradiointerfacesignallinglayer3;Generalaspects".[11]GSM04.08:"Digitalcellulartelecommunicationssystem(Phase2+);Mobileradiointerfacelayer3specification".SIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)10(GSM03.60version6.6.1Release1997)[12]GSM04.60:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);MobileStation(MS)-BaseStationSystem(BSS)interface;RadioLinkControl/MediumAccessControl(RLC/MAC)protocol".[13]GSM04.64:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);MobileStation–ServingGPRSSupportNode(MS-SGSN)LogicalLinkControl(LLC)layerspecification".[14]GSM04.65:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);MobileStation(MS)–ServingGPRSSupportNode(SGSN);SubnetworkDependentConvergenceProtocol(SNDCP)".[15]GSM07.60:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);MobileStation(MS)supportingGPRS".[16]GSM08.08:"Digitalcellulartelecommunicationssystem(Phase2+);MobileSwitchingCentre-BaseStationSystem(MSC-BSS)interface:Layer3specification".[17]GSM08.14:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);BaseStationSystem(BSS)-ServingGPRSSupportNode(SGSN)interface;Gbinterfacelayer1".[18]GSM08.16:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);BaseStationSystem(BSS)-ServingGPRSSupportNode(SGSN)interface;NetworkService".[19]GSM08.18:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);BaseStationSystem(BSS)-ServingGPRSSupportNode(SGSN);BSSGPRSProtocol(BSSGP)".[20]GSM08.60:"Digitalcellulartelecommunicationssystem(Phase2+);InbandcontrolofremotetranscodersandrateadaptorsforEnhancedFullRate(EFR)andfullratetrafficchannels."[21]GSM09.02:"Digitalcellulartelecommunicationssystem(Phase2+);MobileApplicationPart(MAP)specification".[22]GSM09.16:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);ServingGPRSSupportNode(SGSN)-VisitorsLocationRegister(VLR);Gsinterfacenetworkservicespecification".[23]GSM09.18:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);ServingGPRSSupportNode(SGSN)-VisitorsLocationRegister(VLR);Gsinterfacelayer3specification".[24]GSM09.60:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);GPRSTunnellingProtocol(GTP)acrosstheGnandGpInterface".[25]GSM09.61:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);InterworkingbetweenthePublicLandMobileNetwork(PLMN)supportingGPRSandPacketDataNetworks(PDN)".[26]GSM11.11:"Digitalcellulartelecommunicationssystem(Phase2+);SpecificationoftheSubscriberIdentityModule-MobileEquipment(SIM-ME)interface".[27]CCITTRecommendationsI.130:"Generalmodellingmethods–MethodforthecharacterisationoftelecommunicationservicessupportedbyanISDNandnetworkcapabilitiesofanISDN".[28]CCITTRecommendationE.164:"NumberingplanfortheISDNera".[29]CCITTRecommendationQ.65:"Methodology–Stage2ofthemethodforthecharacterizationofservicessupportedbyanISDN".SIST EN 301 344 V6.6.1:2005

ETSIETSIEN301344V6.6.1(2000-07)11(GSM03.60version6.6.1Release1997)[30]CCITTRecommendationV.42bis:"Datacommunicationoverthetelephonenetwork–Datacompressionproceduresfordatacircuit-terminatingequipment(DCE)usingerrorcorrectionprocedures".[31]CCITTRecommendationX.3:"Packetassemblydisassemblyfacility(PAD)inapublicdatanetwork".[32]CCITTRecommendationX.25:"Interfacebetweendataterminalequipment(DTE)anddatacircuit-terminatingequipment(DCE)forterminalsoperatinginthepacketmodeandconnectedtopublicdatanetworksbydedicatedcircuit".[33]CCITTRecommendationX.28:"DTE/DCEinterfaceforastart-stopmodedataterminalequipmentaccessingthepacketassembly/disassemblyfacility(PAD)inapublicdatanetworksituatedinthesamecountry".[34]CCITTRecommendationX.29:"Proceduresfortheexchangeofcontrolinformationanduserdatabetweenapacketassembly/disassembly(PAD)facilityandapacketmodeDTEoranotherPAD".[35]CCITTRecommendationX.75:"Packet-switchedsignallingsystembetweenpublicnetworksprovidingdatatransmissionservices".[36]CCITTRecommendationX.121:"InternationalNumberingPlanforPublicDataNetworks".[37]IETFRFC768(1980):"UserDatagramProtocol"(STD6).[28]IETFRFC791(1981):"InternetProtocol"(STD5).[39]IETFRFC792(1981):"InternetControlMessageProtocol"(STD5).[40]IETFRFC793(1981):"TransmissionControlProtocol"(STD7).[41]IETFRFC1034(1987):"DomainNames–ConceptsandFacilities"(STD7).3Definitions,AbbreviationsandSymbols3.1DefinitionsRefertoGSM02.60.3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply.AdditionalapplicableabbreviationscanbefoundinGSM01.04[1].AAAnonymousAccessAPNAccessPointNameATMAsynchronousTransferModeBGBorderGatewayBSSAP+BaseStationSystemApplicationPart+BSSGPBaseStationSystemGPRSProtocolBVCIBSSGPVirtualConnectionIdentifierCCUChannelCodec
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