移動IPv6關鍵技術的研究.pdf

1、西安電子科技大學碩士學位論文移動IPv6關鍵技術的研究姓名：焦彤彤申請學位級別：碩士專業(yè)：通信與信息系統(tǒng)指導教師：劉乃安20030101ABSTRACTABSTRACTTheInternethasexperiencedanenormousgrowthduringthelastfewdecades.ThenumberofavailableInternetaddressesisseemedtobeinsufficienttomeetthef

2、utureneedsofInternet.AsaresponsetheInternetEngineeringTaskForce(IETF)introducedtheInternetProtocol6(IPv6)asareplacementforthecurrentInternetprotocol(IPv4).BesidesthemuchhighernumberofavailableIPaddresseswithIMIPv6difersi

3、nseveralwaysfromIPv4.IPv6ismoreflexibleandconvenientthanIPv4inmobility.Wediscussthreeimportantaspectsandmakesomestudy.AtfirstwediscussthediferencesbetweenIPv6MIPv6andIPv4MIPv4.OneofthedesigngoalsofIPv6wastosupportmobilen

4、odes.HencealotoffeatureswereaddedthathelpedmobilityinherentlyinIPv6.WeanalyzetheMIPv6protocolanddescribetheprocessofsettingupoftheMIPv6testbedandsomeexperiments.SecondwediscusstheapplicationofMIPv6anyeastinnetworksroutin

5、gBecauseAODVisanondemandroutingprotocolitismoreefficientthanproactiveroutingprotocolssuchasDSDVsowedevelopananycastroutingprotocolandextendeditbasedonAODV.OuranycastroutingprotocolissuitableforADHOCnetworkswithhighmobili

6、tysupportmorethanoneanycastgroups.ThirdwediscusstheIPv6headercompressioninwirelesscondition.ThewidedeploymentofIMputmoredemandonheadercompressionsinceIPv6normallyyieldspacketswithmuchlargerheadersthanIPv4does.Atthesameti

7、meheadercompressionisnecessaryonwirelesslinkswhichhaverelativelylimitedresources.SotheTCPIPheadercompressionisnecessary.Inthispaperweanalyzetheinfluenceoftheseproblemsonexitingheadercompressionalgorithmsandproposetheadap