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1、CISCO培训机构助教NA笔记3Allroutersknowarea,andtheothertoutersthroughthestudyofLSA,SPFcalculationagain,andthenintheroutingtablecorrectlyreflectthechangesoftheroutinginformation.Avoidroutingloopscompletely:RouterbasedonLSAfromotherrouterslearn,makethemselvesknowt
2、hetopologyofthenetwork.Therefore,justlikeagingspanningtree,constructedacompletelywithoutthelooptopologyspanningtree・Thelink-stateroutingprotocolitselfhasapowerfulmechanismforreliability:eachLSAhasasourceandaserialnumberthatensuresthenewandoldLSAthroughs
3、erialNumbers・TheLSAmustalsobeconfirmedtoensurethattheLSAinformationisaccurate・Hasstrictrequirementstothenetworkdesign,becauseoflayered,addressassignmentandsummary,whichisthelifebloodoflink-stateroutingprotocols,requirementsengineershaveabundantknowledge
4、andprofessionalexperience・Hierarchicalroutingprotocol(whichfocusesthetopologychangesonthelocallevelanddoesn，tcausetheentirewebtoturn)Balancedhybridroutingprotocol:EIGRPConfigureRIPSupportsequivalentoverheadloadbalancingwithupto6defaultsforupto4Routeupda
5、tesaresentregularlyevery30secondsTheRouterripNoauto-thesummaryVersion2Network,XXX,XXX,XXX.XXXNetwork:theinterfacetowhichtheNetworkcorrespondsisinvolvedintheselectionprotocolUpdatethecorrespondinginformationintheroutingtableYoucanonlypublishthemainclassn
6、etworknumberRIPV1RIPV2ShIPseparateprotocolsSuppresstimeinvalidtime180secondsrefreshtime240secondsShIProuteThedebugIPripRIPV2USESthemulticastaddress,224.0.0.9TheClearIProute*RefreshroutingtableConfigureEIGRPFastconvergence:dual[dispersioncorrectionalgori
7、thm]forrapidconvergence1.Multicastmeanstosendhellopackage224.0.0.10totheactiveinterfacetobuildaneighbor2.Theroutinginformationissenttotheneighborsandtheneighborssavetheroutinginformationinthetopologytable3.UsingtheDUALalgorithmtofigureouttwopathstotheta
8、rgetnetwork,thesuboptimalpathisplacedinthetopologytable,andthebestplacementisintheroutingtableSUCCESSOR(SUCCESSOR)Feasiblesuccessor[subsequentsuccessor]Supportformultiplenetworklayerprotocols:usingindependentskinsforprotocol(PDM)
