高端路由交換機(jī)中的路由熱備份技術(shù)應(yīng)用研究.pdf

1、西南交通大學(xué)碩士學(xué)位論文高端路由交換機(jī)中的路由熱備份技術(shù)應(yīng)用研究姓名：曹瓊申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師：蔡淮20050401AbstractAtpresent，intheTCP／IPprotoCOlbasednetwork，thereareseveralwaystodeterminethenexthopofaterminaltoitsIPdestinationTheusualmeansincluderunningdyn

2、amicroutingprotocolorconfiguringstaticdefaultrouteMost0ftheoperatingsystemplatformsofterminalsdon’tsupportthedynamicroutingprotocolsInaddition，eventheseplatformssupportsuchprotocols，theystillshallberestrictedbysuchproble

3、msasadministrativeoverhead，processingoverhead，aswellassecurityissuesIt’ScommontoconfiguretheterminalswiththestaticroutingInthismethod，adefaultgatewayisappointedfortheterminaldeviceButthedisadvantageofitisthatthegatewaysh

4、allgetintothesingle—pointfailureeasilyTheHotStandbyRoutingtechnologyisdesignedforresolvingthesinglepointfailureofgatewayThistechnologycollectsseveralroutersintoagroup，andregardsallofthemasavirtualrouterInthistechnology，t

5、hevirtualrouterforwardsthemessageitreceivedfromtheterminalAtanytime，onlyoneactualrouterinthegroupoperatesasthevirtualrouterIftheoneactingasthevirtualrouterbreaksdown，oneoftheotherrouterswillreplaceitandcontinuestoworkThe

6、refore，theconnectivityoftheterminalswon’tbeaffectedgreatlyThispaperimplementstheHotStandbyRoutingtechnologyinthecoreroutingswitch，throughthecomprehensiveresearchingoftheHotStandbyRoutingtechnologyaswellasthefullunderstan