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1、UniversalMobileAddressingintheInternetJorgeA.CobbChrisC.Edmondson-YurkananMohamedG.GoudaDepartmentofComputerSciencesUniversityofTexasatAustinAustin,Texas78712-1188Abstractotheruntileachmessagearrivesatitsdestina-Tosupportmobility,weproposetouseatripletionhost.(M,N,d)asanaddress
2、foreverystationaryorEachhosthasauniquenameoftheformmobilecomputerinamulti-networksystem,(N,d),whereNisthenetworktowhichtheliketheInternet.Inthis(M,N,d)address,Mishostisattached,anddisauniqueidentifierforthenetworkwherethecomputeriscurrentlythehostinnetworkN.located,Nisthenetwor
3、kwherethecomputerEachrouterhasasetoftwoormoreuniqueisusuallylocated,anddisauniqueidentifiernamesoftheformofthecomputerinnetworkN.Theaddressof{(N0,d0),...,(Nr,dr)}astationarycomputerisalways(N,N,d),whereN0,...,Nrarethenetworkstowhichwhiletheaddressofamobilecomputeris(M,therouter
4、isattached,andeverydkistheN,d),whereMmaybedifferentfromN.Inthispaper,wediscusshowtousethisuniver-uniqueidentifieroftherouterinnetworkNk.saladdressinginanumberofprotocolsforWhenahostgeneratesadatamessage,itroutingdatamessagestomobilecomputers,foraugmentsthemessagewiththenameofit
5、sestablishingandmaintainingmobilevirtualdestinationhost.Thus,eachdatamessageisofcircuits,andforsupportingmobilegroups.theformdata(N,d,text)1.Introductionwhere(N,d)isthenameofthedestinationWeconsiderasystem,liketheInternet[2]host.and[6],thatconsistsofseveralcomputernet-Whenarout
6、erreceivesadata(N,d,text)works.ThecomputersineachnetworkaremessagefromsomeattachednetworkM,theclassifiedintohostsandrouters.EachnetworkrouterusesNtocomputeanotherattachedhasoneormorehostsandoneormorenetworkK,andforwardsthemessagetoan-routers.Forconvenience,weassumethateachother
7、routerinnetworkK,andthecyclere-hostisattachedtoexactlyonenetwork,andpeats.Thiscyclecontinuesuntilfinallysomeeachrouterisattachedtotwoormorenet-router,attachedtothedestinationnetworkN,works.receivesthemessageandforwardsittotheHostsgenerateandsenddatamessagesdestinationhost(N,d).
8、destinedtootherhosts,possiblyinothernet-Thesenamingand
