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1、InternetMobileHostProtocolProc.INET'94/JENC5Perkins,Myles,andJohnsonTheInternetMobileHostProtocol(IMHP)CharlesE.PerkinsAndrewMylesDavidB.JohnsonAbstractworknumberassignedtothesinglenetworkofinter-est,packetstoandfromthemobileco
2、mputercouldbeThispaperdescribestheInternetMobileHostPro-deliveredaslongasthebridgesknowwhetherornottocol(IMHP),whichallowstransparentroutingofIPthemobilecomputeriswithintheirindividualrange.packetstomobilehostsintheInternet,whileusingSimilarly,inordertoprovideconvenientmobilitytoonlythem
3、obilehost'shomeIPaddress.Nochangesthemobileuser,wewishtoavoidanyneedforreboot-arerequiredinstationaryhoststhatcommunicatewithingthecomputeraftereachnetworkreconnection(i.e.,mobilehosts,andnochangesarerequiredinmobileaftereachmovefromoneattachmentpointtoanother).hostsabovetheIPlevel.IMHPq
4、uicklyconvergestoOurvisionisthatofalargepopulationofmobileoptimalroutingfollowingthemovementofamobileusers,eachexpectingandobtainingthehighestlevelhost,whilemaintainingtheweaksecuritymodelofofservicefromtheirmobilecomputersandtheirex-today'sInternet.Detailedexamplesofoperationareisting(s
5、tationary)computerresources,unconstrainedpresented.byandunawareofthenewproblemscausedbytheincompatibilityoftheirnetworkrequirementsandtheoriginaldesigngoalsoftheirinternetworkingI.Introductionprotocols.Withinthelastfewyears,therehasbeenim-OurInternetMobileHostProtocol(IMHP),al-pressivegr
6、owthinthenumberofportablecomput-lowsmobilehoststomovetransparentlyandrapidlyersinuse.Moreover,thefactthatacomputerisaroundboththelocalandthewideareanetworkinanportablenolongerimpliesthatithaslimitedprocess-IPenvironment.Theprotocolcontainsmanyfeaturesingpower.Today'smobilecomputershavehu
7、ndredsdrawnfromtheproposalsofCarnegieMellonUniver-ofmegabytesofdiskspace,window-baseduserin-sity[5,6]andofMacquarieUniversityandIBM[7].terfaces,colordisplays,andsophisticateddevicesforItusesthegeneralarchitectureproposedbyIBM[8],datacommunications.Thecombinationofpowerand