Post on 05-Oct-2021
IEEEHPSRConference|Budapest,2015July1-4|FMCTutorial|FuncEonalconvergence 11
ThisongoingworkreceivesfundingfromtheEuropeanUnion'sSeventhFrameworkProgramme(FP7/2007-2013)undergrantagreementn°317762“COMBOproject”
Fixed–mobileconvergenceFuncRonalconvergenceConvergedsubscriberandsessionmanagement
DirkBreuerTiborCinkler
StéphaneGosselinAnnieGraveyAliHamidianStefanHöst
TaharMamouniPéterOlaszi
StephanPachnickeBjörnSkubic
JoseTorrijosGijón
DeutscheTelekomLaboratories,GermanyBudapestUniversityofTechnologyandEconomics,HungaryOrangeR&D,FranceTelecomBretagne,FranceEricssonResearch,SwedenLundUniversity,SwedenOrangeR&D,FranceAITIAInternaRonal,Inc.,HungaryADVAOpRcalNetworkingSE,GermanyEricssonResearch,SwedenTelefónicaInvesRgaciónyDesarrollo,Spain
IEEEHPSRConference|Budapest,2015July1-4|FMCTutorial|FuncEonalconvergence 22
Convergedsubscriberandsessionmanagement
Aim:haveamechanismformanagingallthese
inaconvergedway
IncommunicaEonnetworks:amulEtudeof–� idenEEes,� user/subscriberprofiles,� authenEcaEonmechanisms
� Currentlynoglobalsubscribermanagementforafixed–mobileoperator
� Fullmergingmaynotberequired–aunifiedviewofallsubscriberdataisnecessary
� NeedasetoftechnicalsoluEonswhichsmoothlyworkswiththecurrenttechnology
IEEEHPSRConference|Budapest,2015July1-4|FMCTutorial|FuncEonalconvergence 333
Stateoftheart:MobiletrafficoffloadtoWi-Finetworks
The3GPPAAAserverconnectstheHSSandthenon-3GPP(e.g.Wi-Fi)network
InaWi-FinetworkmobileusersareauthenEcatedandauthorizedthroughregisteredAAAclients
3GPPandnon-3GPPwirelessinterworkingisaddressedinthemobile
core
IEEEHPSRConference|Budapest,2015July1-4|FMCTutorial|FuncEonalconvergence 44
Alice(motherofBob):Subscribertomobile,fixedline,publichotspotandvideo-on-demandOTTservicesUserofalltheaboveservices–hasherownuserprofileforeachservice
Bob(childofAlice):Useroffixedlineandvideo-on-demandservices–withlimiteduserprofiles
UserversusSubscriber
User:Apersonoramachineusingtheaccess/serviceatagivenEme.Subscriber:Asdefinedby3GPPTR21.905version12.0.0Release12:“A Subscriber is an en.ty (associatedwith one ormore users) thathassubscribedaservicewithaprovider.Thesubscriberisallowedtosubscribeandunsubscribeservices,toregisterauseroralistofusersauthorisedtoenjoytheseservices,andalsotosetthelimitsrela.vetotheusethatassociatedusersmakeoftheseservices”.
Example
IEEEHPSRConference|Budapest,2015July1-4|FMCTutorial|FuncEonalconvergence 555
Specifiedbythe3GPPTS23.335technicalspecificaEon
Stateoftheart:TheUserDataConvergenceconcept
TheUDCconceptseparatesuserdatafromapplicaEonlogic
UserdataisstoredintheUserDataRepository–theUDCdatabase
TheUDRisreplicatedforredundancy
ClientrequestsarehandledbytheUDR
Frontends
But:StoringallsubscriberanduserprofilesinasingledatabasemaynotberealisEcordesirable
IEEEHPSRConference|Budapest,2015July1-4|FMCTutorial|FuncEonalconvergence 666
uAUT:UniversalSubscriberandUserAuthenRcaRon
SinglefuncEonalblockcomplementsandimprovestheUDCconcept.• consideraEonofdatamodel• newFrontendapplicaEons• databaseaccessopEmizaEon• extendedtoOTTservicesAuthenEcateonceandhaveaccessto
mulEplenetworksand/orservices.
Partofthecontrolplane,interfaceswiththemanagementplane
AllowsauthenEcaEonmechanismsbasedonWebtechnologies
uAUTserver
IEEEHPSRConference|Budapest,2015July1-4|FMCTutorial|FuncEonalconvergence 777
ShorttermtransiRontoconvergedsubscriberandsessionmanagement
Step-by-stepevoluEon:minimalchangeintheshortterm.
Today’suserauthenEcaEon
serversarekeptastheyarenow
IntheshorttermtheuAUTonlyforwardsrequeststotheexisEngservers
A“Hybrid”userisaccessingservicesfrommulEpleserviceproviders
AuthenEcaEonrequestsaredirectedtothe
UniversalAuthenEcaEon
Server
uAUTserver
IEEEHPSRConference|Budapest,2015July1-4|FMCTutorial|FuncEonalconvergence 888
LongtermtransiRontoconvergedsubscriberandsessionmanagementIn the long term the UDC architecture is progressively taking the lead for all subscriber related databases
IEEEHPSRConference|Budapest,2015July1-4|FMCTutorial|FuncEonalconvergence 99
ThisongoingworkreceivesfundingfromtheEuropeanUnion'sSeventhFrameworkProgramme(FP7/2007-2013)undergrantagreementn°317762“COMBOproject”
Presentedbyannie.gravey@telecom-bretagne.eupeter.olaszi@aiRa.aibjorn.skubic@ericsson.com
DirkBreuerTiborCinkler
StéphaneGosselinAnnieGraveyAliHamidianStefanHöst
TaharMamouniPéterOlaszi
StephanPachnickeBjörnSkubic
JoseTorrijosGijón
DeutscheTelekomLaboratories,GermanyBudapestUniversityofTechnologyandEconomics,HungaryOrangeR&D,FranceTelecomBretagne,FranceEricssonResearch,SwedenLundUniversity,SwedenOrangeR&D,FranceAITIAInternaRonal,Inc.,HungaryADVAOpRcalNetworkingSE,GermanyEricssonResearch,SwedenTelefónicaInvesRgaciónyDesarrollo,Spain
AnnieGraveyPéterOlasziBjörnSkubic