ETSI EN 301 113 V6.3.1 (2000-11)

Digital cellular telecommunications system (Phase 2+) (GSM); General Packet Radio Service (GPRS); Service description; Stage 1 (GSM 02.60 version 6.3.1 Release 1997)

REN/TSGS-010260Q6R2

Digitalni celični telekomunikacijski sistem (faza 2+) – Splošna radijska storitev s paketiranimi podatki (GPRS) – Opis storitve – Stopnja 1 (GSM 02.60, različica 6.3.1, izdaja 1997)

General Information

• Status: Published
• Publication Date: 27-Nov-2000
• Technical Committee: 3GPP SA 1 - Services
• Current Stage: 12 - Completion
• Due Date: 24-Nov-2000
• Completion Date: 28-Nov-2000
• Mandate: BC-T-330
• Ref Project: SIST EN 301 113 V6.3.1:2003 - Digital cellular telecommunications system (Phase 2+) (GSM); General Packet Radio Service (GPRS); Service description; Stage 1 (GSM 02.60 version 6.3.1 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 1 (GSM 02.60 version 6.3.1 Release 1997)33.070.50Globalni sistem za mobilno telekomunikacijo (GSM)Global System for Mobile Communication (GSM)ICS:Ta slovenski standard je istoveten z:EN 301 113 Version 6.3.1SIST EN 301 113 V6.3.1:2003en01-december-2003SIST EN 301 113 V6.3.1:2003SLOVENSKI
STANDARD



SIST EN 301 113 V6.3.1:2003



ETSIEN301113V6.3.1(2000-11)EuropeanStandard(Telecommunicationsseries)Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);Servicedescription;Stage1(GSM02.60version6.3.1Release1997)GLOBALSYSTEMFORMOBILECOMMUNICATIONSRSIST EN 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)2(GSM02.60version6.3.1Release1997)ReferenceREN/TSGS-010260Q6R2KeywordsDigitalcellulartelecommunicationssystem,GlobalSystemforMobilecommunications(GSM)ETSI650RoutedesLuciolesF-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 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)3(GSM02.60version6.3.1Release1997)ContentsIntellectualPropertyRights.5Foreword.51Scope.62References.73Definitionsandabbreviations.83.1Definitions.83.2Abbreviations.134Applicability.135Description.135.1GPRSreferencemodel.145.1.1Bearerservices.155.1.2Teleservices.155.1.3GPRSAccessPoints.165.2GPRSservicedescription.165.2.1Point-To-PointConnectionlessNetworkService(PTP-CLNS).175.2.2Point-To-PointConnectionOrientatedNetworkService(PTP-CONS).175.3TransferCharacteristics.175.4Servicecharacteristics.185.4.1Subscriberprofile.185.4.2QualityofService(QoS).185.4.2.1QoSparameterdefinitions.195.4.2.1.1Serviceprecedence(priority).195.4.2.1.2Reliability.195.4.2.1.3Delay.195.4.2.1.4Throughput.205.4.2.2QoSprofile.205.4.2.3Monitor.205.4.3Securityservices.215.4.4Packetsize.215.4.5GPRSMSModesofOperation.215.4.6Subscriberroaming.235.4.7ConstructionofGPRSsubscribernumbers.235.4.8Batterylifeextension.235.4.9FormatOfMessageUserData.235.4.10Chargingaspects.235.4.10.1PTPcharginginformation.235.4.10.2ReverseCharging.245.4.11MessageScreening.246Normalprocedureswithsuccessfuloutcome.246.1Provision.246.2Withdrawal.246.3GPRS-Attach,GPRS-Detach.256.4Registration.256.5Erasure.266.6Interrogation.266.7Activation.266.8De-activation.266.9Invocationandoperation.266.10PINandPasswordManagement.277Exceptionalprocedures.277.1Provision.277.2Withdrawal.27SIST EN 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)4(GSM02.60version6.3.1Release1997)7.3Registration.277.4Erasure.277.5Interrogation.277.6Activation.287.7De-activation.287.8Invocationandoperation.287.9PINandPasswordmanagement.288Addressing.289Void.2810Serviceinterworking.2811Networkinterworking.2911.1InterworkingwithotherdatanetworksandotherPLMNs.2911.1.1QoSwhenInterworking.2911.2GPRSNumberingPlan.2911.3Addressingandrouteingrequirements.2911.4Interworkingforsubscriberroaming.30AnnexA(informative):ChangeRequestHistory.31History.32SIST EN 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)5(GSM02.60version6.3.1Release1997)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)hasbeenproducedbyETSITechnicalCommitteeSpecialMobileGroup(SMG).InanalogywithCCITTRecommendationsI.130,thefirststageofthefollowingthreelevelstructureisusedtodescribethetelecommunicationsservicesasprovidedbyEuropeanpublictelecommunicationsoperators:Stage1isanoverallservicedescription,fromtheservicesubscriber'sanduser'sstandpoint;Stage2identifiesthefunctionalcapabilitiesandinformationflowsneededtosupporttheservicedescribedinstage1;andStage3definesthesignallingsystemprotocolsandswitchingfunctionsneededtoimplementtheservicedescribedinstage1.Thepresentdocumentdetailsthestage1aspects(overallservicedescription)fortheGeneralPacketRadioService(GPRS)onGlobalSystemforMobilecommunications(GSM)networks.ThecontentsofthepresentdocumentaresubjecttocontinuingworkwithinSMGandmaychangefollowingformalSMGapproval.ShouldSMGmodifythecontentsofthepresentdocumentitwillthenbere-submittedforOAPwithanidentifyingchangeofreleasedateandanincreaseinversionnumberasfollows:Version6.x.ywhere:6indicatesGSMRelease1997ofPhase2+.xtheseconddigitisincrementedforallothertypesofchanges,i.e.technicalenhancements,corrections,updates,etc.ythethirddigitisincrementedwheneditorialonlychangeshavebeenincorporatedinthespecification.NationaltranspositiondatesDateofadoptionofthisEN:17November2000DateoflatestannouncementofthisEN(doa):28February2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31August2001DateofwithdrawalofanyconflictingNationalStandard(dow):31August2001SIST EN 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)6(GSM02.60version6.3.1Release1997)1ScopeThepresentdocumentdefinesthestageonedescriptionoftheGeneralPacketRadioService(GPRS)onGlobalSystemforMobilecommunications(GSM)networks.Stageoneisanoverallservicedescription,primarilyfromtheservicesubscriber'sanduser'spointsofview,butdoesnotdealwiththedetailsofthehumaninterfaceitself.Thepresentdocumentincludesinformationapplicabletonetworkoperators,serviceprovidersandterminal,switchanddatabasemanufacturers.ThepresentdocumentcontainsthecorerequirementsfortheGPRSonGSM,whicharesufficienttoprovideacompleteservice.Thepresentdocumentalsodocumentssomeadditionalrequirementswhichmaybeimplemented(butdonothavetobeimplemented).Inaddition,additionalfunctionality'snotdocumentedinthepresentdocumentmaybeimplemented.Therequirementsofwhichareconsideredoutsidethescopeofthepresentdocumentandconsequentlyoutsidethescopeofthecorrespondingstage2andstage3specifications.Thisadditionalfunctionalitymaybeonanetwork-widebasis,orparticulartooneoragroupofusers.Suchadditionalfunctionalityshallnotcompromiseconformancetothecorerequirementsoftheservice.TheinterfacebetweentheMobileStation(MS)andanyexternalapplicationsareoutsidethescopeofthepresentdocument.Chargingprinciplesareoutsidethescopeofthepresentdocument,unlessspecificservicerequirementsarestated.Theserequirementsdealwiththeallocationofcertaincallchargestoparticularusers.AlaterphaseofGPRSmayincludeinterworkingwithcircuitswitchednetworks(e.g.PSTN,ISDN)andmayemulatecertaincircuitswitchedservices.Theseaspectsareoutsidethescopeofthisversionofthepresentdocument.NOTE:ThepresentdocumentincludesrequirementsforGPRSphase1(Rel'97).ThefirstphaseofstandardsspecifiedwillprovideabasicfunctionalGPRSservice.Phase1GPRSsupports:-PTP-UserInterworkingforPTPTCP/IP.-X.28fromMStoGGSN;X.25fromGGSNtoexternalPDNs.InternalNetworkInterfaces:-Gn-GSNbackbonenetwork-Gb-BSStoSGSN-Gr-SGSNtoHLR-Gp-PLMNtoPLMN(ieroaming)-Gs-SGSNtoMSC-ExternalReferencepointGiforconnectingviaTCP/IPandX.25-Identities-SecurityIssues-forPTPandroaming-ChargingIssues-OperatorCallBarringandTermination,OperatorCallScreening-PTMradiointerfaceinpreparationforphase2.-AnonymousaccessSIST EN 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)7(GSM02.60version6.3.1Release1997)-SupportofSMS-MOand-MTviaGPRS(note:SMS-CBnotsupportedinphase1).2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.• ForthisRelease1997document,referencestoGSMdocumentsareforRelease1997versions(version6.x.y).[1]GSM02.01:"Digitalcellulartelecommunicationssystem(Phase2+);PrinciplesoftelecommunicationservicessupportedbyaGSMPublicLandMobileNetwork(PLMN)".[2]GSM04.02:"Digitalcellulartelecommunicationssystem(Phase2+);GSMPublicLandMobileNetwork(PLMN)accessreferenceconfiguration".[3]ITU-TRecommendationX.25:"Interfacebetweendataterminalequipment(DTE)anddatacircuit-terminatingequipment(DCE)forterminalsoperatinginthepacketmodeandconnectedtopublicdatanetworksbydedicatedcircuit".[4]ISO8208:"Informationprocessingsystems-datacommunications-X.25packetlevelprotocolfordataterminalequipment".[5]ISO8348:"Informationprocessingsystems-datacommunications-networkservicedefinition".[6]ISO8473:"Informationtechnology-protocolforprovidingtheconnectionlessmodenetworkservice".[7]ISO8878:"Informationprocessingsystems-datacommunications-useofX.25toprovidetheOSIconnection-modenetworkservice".[8]InternetSTD5:RFC791:Internetprotocol,RFC950:"Internetstandardsubnettingprocedure",RFC919:"Broadcastinginternetdatagrams",RFC922:"Broadcastinginternetdatagramsinthepresenceofsubnets",RFC792:"Internetcontrolmessageprotocol",RFC1112:"HostextensionsforIPmulticasting"RFC1122:"RequirementsforInternethosts-communicationlayers".RFC1920:"Internetofficialprotocolstandards",RFC1458:"Requirementsformulticastprotocols",RFC1301:"Multicasttransportprotocol".[9]ITU-TRecommendationX.3:"PacketAssembly/Disassemblyfacility(PAD)inapublicdatanetwork".[10]ITU-TRecommendationX.28:"DTE/DCEinterfaceforastart-stopmodeDataTerminalEquipmentaccessingthePacketAssembly/Disassemblyfacility(PAD)inapublicdatanetworksituatedinthesamecountry".X.28Add.1(7/94)Addendum1toRecommendationX.28toenableMAPsupportinaccordancewithRecommendationX.8.[11]ITU-TRecommendationX.29:"ProceduresfortheexchangeofcontrolinformationanduserdatabetweenaPacketAssembly/Disassembly(PAD)facilityandapacketmodeDTEoranotherPAD".[12]ITU-TRecommendationX.75:"Packet-switchedsignallingsystembetweenpublicnetworksprovidingdatatransmissionservices".SIST EN 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)8(GSM02.60version6.3.1Release1997)[13]BellcoreGR-000301Issue2,1997:"PublicPacketSwitchedNetworkGenericRequirements(PPSNGR)".[14]ITU-TRecommendationX.121:"Internationalnumberingplanforpublicdatanetworks".[15]ITU-TRecommendationX.136:"Accuracyanddependabilityperformancevaluesforpublicdatanetworkswhenprovidinginternationalpacket-switchedservices".[16]ITU-TRecommendationX.137:"Availabilityperformancevaluesforpublicdatanetworkswhenprovidinginternationalpacket-switchedservices".[17]GSM02.68:"Digitalcellulartelecommunicationssystem(Phase2+);VoiceGroupCallService(VGCS)-Stage1".[18]GSM02.06:"Digitalcellulartelecommunicationssystem(Phase2+);TypesofMobileStations(MS)".[19]GSM02.04:"Digitalcellulartelecommunicationssystem(Phase2+);Generalonsupplementaryservices".[20]GSM02.30:"Digitalcellulartelecommunicationssystem(Phase2+);Man-MachineInterface(MMI)oftheMobileStation(MS)".[21]GSM02.17:"Digitalcellulartelecommunicationssystem(Phase2+);SubscriberIdentityModules(SIM)Functionalcharacteristics".[22]GSM03.68:"Digitalcellulartelecommunicationssystem(Phase2+);VoiceGroupCallService(VGCS)-Stage2".[23]GSM04.68:"Digitalcellulartelecommunicationssystem(Phase2+);GroupCallControl(GCC)protocol".3Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thefollowingtermsanddefinitionsapply.Aaccessdelay:Valueofelapsedtimebetweenanaccessrequestandasuccessfulaccess(source:ITU-TX.140).accessprotocol:Definedsetofproceduresthatisadoptedataninterfaceataspecifiedreferencepointbetweenauserandanetworktoenabletheusertoemploytheservicesand/orfacilitiesofthatnetwork(source:ITU-TI.112).accuracy:Performancecriterionthatdescribesthedegreeofcorrectnesswithwhichafunctionisperformed.(Thefunctionmayormaynotbeperformedwiththedesiredspeed.)(source:ITU-TI.350).Bbasicservice:Telecommunicationservicesexcludingthesupplementaryservices(source:GSM01.04).bearerservice:Typeoftelecommunicationservicethatprovidesthecapabilityforthetransmissionofsignalsbetweenuser-networkinterfaces(source:GSM01.04,ITU-TI.112).besteffortservice:Servicemodelwhichprovidesminimalperformanceguarantees,allowinganunspecifiedvarianceinthemeasuredperformancecriteria.Ccallinguser:EntitywhichoriginatesacalltotheGeneralPacketRadioService(GPRS).SIST EN 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)9(GSM02.60version6.3.1Release1997)connectionlessservice:Servicewhichallowsthetransferofinformationamongserviceuserswithouttheneedforend-to-endcallestablishmentprocedures(source:ITU-TI.113).connectionless-modetransfer:"Theterms'message','datagram','transactionmode'and'connection-free'havebeenusedintheliteraturetodescribevariationsonthesamebasictheme:thetransmissionofaunitofdatainasingle,self-containedoperationwithoutestablishing,maintaining,andreleasingaconnection.""(Connectionless-modetransmission)isthetransmissionofasingleunitofdatafromasourceservice-access-pointtooneormoredestinationservice-access-point(s)withoutestablishingaconnection.Aconnectionless-modeserviceallowsanentitytoinitiatesuchatransmissionbytheperformanceofasingleserviceaccess.Incontrasttoaconnection,aninstanceoftheuseofaconnectionless-modeservicedoesnothaveaclearlydistinguishablelifetime.Inaddition,theconnectionless-modeservice,unlessotherwiseexplicitlydetermined,hasthefollowingfundamentalcharacteristics:a)nodynamicpeer-to-peeragreementisinvolvedinaninstanceoftheservice;b)alloftheinformationrequiredtodeliveraunitofdata(destinationaddress,qualityofserviceselection,options,etc.)ispresentedtothelayerprovidingtheconnectionless-modeservice,togetherwiththeuserdatatobetransmitted,inasingleserviceaccess.Thelayerprovidingtheconnectionless-modeserviceisnotrequiredtorelatethisaccesstoanyotherserviceaccess.Asaresultofthesefundamentalcharacteristicsitmayalsobetruethatc)eachunitofdatatransmittedisentirelyself-containedandcanberoutedindependently;d)copiesofaunitofdatacanbetransmittedtoanumberofdestinationaddresses."NOTE:Connectionless-modetransfernormallyimpliesthattheservicea)doesnotprovideconfirmeddeliveryofSDUs,b)doesnotguaranteedeliveryofSDUs,c)doesnotguaranteemaintenanceofSDUsequencingandd)doesnotguaranteeeliminationofSDUs.connection-modetransfer:"Aconnectionisanassociationestablishedforthetransferofdatabetweentwoormorepeer-entities.Thisassociationisestablishedbetweenthepeer-entitiesthemselvesandbetweeneachentityandthenextlowerlayer.Theabilitytoestablishaconnectionandtotransferdataoveritisprovidedtotheentitiesinagivenlayerbythenextlowerlayerasaconnection-modeservice.Aninstanceoftheuseofaconnection-modeservicebypeer-entitiesproceedsthroughthreedistinctphasesofoperation:a)connectionestablishment;b)datatransfer;andc)connectionrelease."NOTE:Connection-modetransfernormallyimpliesthattheservicea)providesconfirmeddeliveryofSDUs,b)providesordered,in-sequencedeliveryofSDUsandc)willnotduplicateSDUs.conversationalservice:Aninteractiveservicewhichprovidesforbi-directionalcommunicationbymeansofreal-time(nostore-and-forward)end-to-endinformationtransferfromusertouser(source:ITU-TI.113).Ddemandservice:Typeoftelecommunicationserviceinwhichthecommunicationpathisestablishedalmostimmediately,inresponsetoauserrequesteffectedbymeansofuser-networksignalling(source:GSM01.04,ITU-TI.112).dependability:Performancecriterionthatdescribesthedegreeofcertainty(orsurety)withwhichafunctionisperformedregardlessofspeedoraccuracy,butwithinagivenobservationalinterval(source:ITU-TI.350).destinationuser:EntitytowhichcallstotheGeneralPacketRadioService(GPRS)aredirected.SIST EN 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)10(GSM02.60version6.3.1Release1997)EextraSDUdeliveryprobability:Ratiooftotal(unrequested)extraservicedataunits(SDUs)tototalservicedataunitsreceivedbyadestinationuserinaspecifiedsample(source:ITU-TX.140).NOTE:theterm"userinformationunit"hasbeenreplacedbytheterm"servicedataunit".Ffunctionalgroup:Setoffunctionsthatmaybeperformedbyasingleequipment(source:ITU-TI.112).Gguaranteedservice:Servicemodelwhichprovideshighlyreliableperformance,withlittleornovarianceinthemeasuredperformancecriteria.Iinteractiveservice:Servicewhichprovidesthemeansforbi-directionalexchangeofinformationbetweenusers.Interactiveservicesaredividedintothreeclassesofservices:conversationalservices,messagingservicesandretrievalservices(source:ITU-TI.113).interface:Commonboundarybetweentwoassociatedsystems(source:GSM01.04,ITU-TI.112).Mmeanbitrate:Measureofthroughput.Theaverage(mean)bitrateavailabletotheuserforthegivenperiodoftime(source:ITU-TI.210).meantransitdelay:Averagetransitdelayexperiencedbya(typically)largesampleofPDUswithinthesameservicecategory.messagingservice:Interactiveservicewhichoffersuser-to-usercommunicationbetweenindividualusersviastorageunitswithstore-and-forward,mailboxand/ormessagehandling,(e.g.,informationediting,processingandconversion)functions(source:ITU-TI.113).mobilestation:EquipmentintendedtoaccessasetofGSMPLMNtelecommunicationservices.ServicesmaybeaccessedwhiletheequipmentcapableofsurfacemovementwithintheGSMsystemareaisinmotionorduringhaltsatunspecifiedpoints(source:GSM01.04).mobiletermination:Partofthemobilestationwhichterminatestheradiotransmissiontoandfromthenetworkandadaptsterminalequipmentcapabilitiestothoseoftheradiotransmission(sourceGSM01.04).Nnetworkconnection:Associationestablishedbyanetworklayerbetweentwousersforthetransferofdata,whichprovidesexplicitidentificationofasetofnetworkdatatransmissionsandagreementconcerningtheservicestobeprovidedbytheset(source:ITU-TX.213/ISO-IEC8348).networkoperator:EntitywhichprovidesthenetworkoperatingelementsandresourcesfortheexecutionoftheGeneralPacketRadioService(GPRS).networkservicedataunit(NSDU):UnitofdatapassedbetweentheuserandtheGPRSnetworkacrossaNetworkServiceAccessPoint(NSAP).networktermination:Functionalgrouponthenetworksideofauser-networkinterface(source:ITU-TI.112).Ppacket:Informationunitidentifiedbyalabelatlayer3oftheOSIreferencemodel(source:ITU-TI.113).Anetworkprotocoldataunit(NPDU).packetdataprotocol(PDP):Anyprotocolwhichtransmitsdataasdiscreteunitsknownaspackets,e.g.,IP,orX.25.packettransfermode:Alsoknownaspacketmode.Atransfermodeinwhichthetransmissionandswitchingfunctionsareachievedbypacketorientedtechniques,soastodynamicallysharenetworktransmissionandswitchingresourcesbetweenamultiplicityofconnections(source:ITU-TI.113).SIST EN 301 113 V6.3.1:2003



ETSIETSIEN301113V6.3.1(2000-11)11(GSM02.60version6.3.1Release1997)peakbitrate:Measureofthroughput.Themaximumbitrateofferedtotheuserforagiventimeperiod(tobedefined)forthetransferofaburstysignal(source:ITU-TI.210).(Themaximumuserinformationtransferrateachievablebyauserforasingleservicedataunittransfer.)PLMNOperator:PublicLandMobileNetworkoperator.TheentitywhichoffersaGPRS.point-to-point(PTP):Valueoftheserviceattribute"communicationconfiguration",whichdenotesthatthecommunicationinvolvesonlytwonetworkterminations.point-to-point(PTP)service:Servicetypeinwhichdataissentfromasinglenetworkterminationtoanothernetworktermination.predictiveservice:Servicemodelwhichprovidesreliableperformance,butallowingaspecifiedvarianceinthemeasuredperformancecriteria.protocol:Formalsetofproceduresthatareadoptedtoensurecommunicationbetweentwoormorefunctionswithinthewithinthesamelayerofahierarchyoffunctions(source:ITU-TI.112).protocoldataunit(PDU):InthereferencemodelforOSI,aunitofdataspecifiedinan(N)-protocollayerandconsistingof(N)-protocolcontrolinformationandpossibly(N)-userdata(source:ITU-TX.200/ISO-IEC7498-1).Qqualityofservice:Collectiveeffectofserviceperformanceswhichdeterminethedegreeofsatisfactionofauseroftheservice(ITU-TE.800).Thesetofperformanceparametersthatcanbedirectlyobservedandmeasuredatthepointatwhichtheserviceisaccessedbytheuser.Therearethreecriteriabywhichperformanceismeasured:speed,accuracyanddependability(source:ITU-TI.350).Rreferenceconfiguration:Combinationoffunctionalgroupsandreferencepointsthatshowspossiblenetworkarrangements(source:GSM01.04,ITU-TI.112).referencepoint:Conceptualpointattheconjunctionoftwonon-overlappingfunctionalgroups(source:GSM01.04,ITU-TI.112).residualerrorrate:Parameterdescribingserviceaccuracy.ThefrequencyoflostSDUs,andofcorruptedorduplicatednetworkSDUsdeliveredattheuser-networkinterface.r
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