LR-AKE-Based AAA for Network Mobility (NEMO) Over Wireless Links

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1、IEEEJOURNALONSELECTEDAREASINCOMMUNICATIONS,VOL.24,NO.9,SEPTEMBER20061725LR-AKE-BasedAAAforNetworkMobility(NEMO)OverWirelessLinksHananeFathi,Member,IEEE,SeongHanShin,KazukuniKobara,ShyamS.Chakraborty,HidekiImai,Fellow,IEEE,andRamjeePrasad,SeniorMember,IEEEAbstract—Networkmobilityintroduc

2、esfarmorecomplexity(MIPv6)[1]needtobeextendedtosupportthisnewtypeofmo-thanhostmobility.Therefore,hostmobilityprotocolssuchasMo-bility.Originally,MobileIPwasdesignedtoprovideahostthebileIPv6(MIPv6)needtobeextendedtosupportthisnewtypeofabilitytostayconnectedtotheInternetregardlessofitsloc

3、a-mobility.Toaddresstheextensionsneededfornetworkmobility,tion.InMIPv6,themobilenode(MN)obtainsanewInternettheIETFNEMOworkinggrouphasrecentlystandardizedthenetworkmobilitybasicsupportprotocolinRFC3963.However,protocol(IP)addressinthevisitednetwork.Tomaintaincon-inthisRFC,itisnotmentione

4、dhowauthenticationauthorizationtinuousconnectivity,theMNneedstoupdateitslocationwithandaccounting(AAA)issuesarehandledinNEMOenvironment.itscorrespondingnode(CN)anditshomeagent(HA)wheneverAlso,theuseofIPsectosecureNEMOproceduresdoesnotpro-itmovestoanewsubnetsothatitcanreceivepackets.vide

5、robustnessagainstleakageofstoredsecrets.ToaddressthisToaddresstheextensionsneededfornetworkmobility,thesecurityissueandtoachieveAAAwithmobility,weproposenewhandoverprocedurestobeperformedbymobileroutersandbyIETFNEMOworkinggrouphasrecentlystandardizedthenet-visitingmobilenodes.Thisnewhan

6、doverprocedureisbasedonworkmobilitybasicsupportprotocolin[2].Thisprotocolal-leakageresilient-authenticatedkeyestablishment(LR-AKE)pro-lowsforsessioncontinuityforeverynodeinthemobilenetworktocol.Usinganalyticalmodels,weevaluatetheproposedhandoverasthenetworkmoves.Themobilenetworkhasatlea

7、stonemo-procedureintermsofhandoverdelaywhichaffectsthesessionbilerouter(MR),maybesomelocalfixednodes(LFNs),andcontinuity.Ourperformanceevaluationisbasedontransmission,queueingandencryptiondelaysoverwirelesslinks.visitingmobilenodes(VMNs).In[2],abidirectionaltunnelisproposedtobee