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1、第7章IGRP,EIGRP复习使用IGRP的网络较大缺省100hops，最大255hops支持多路径IGRP介绍IGRP配置IGRPRouter(config-router)#networknetwork-number指定可以到达的网络Router(config)#routerigrpautonomous-system指定IGRP为IP路由协议routerigrp100network172.16.0.0network10.0.0.0IGRP配置举例routerigrp100network10.0.0.0routerigrp100network192.168.1.0network10.
2、0.0.0AutonomousSystem=100172.16.1.1S2E0S3192.168.1.110.1.1.110.2.2.210.1.1.2S2S310.2.2.3172.16.1.0ABC192.168.1.0E0查看IGRP信息172.16.1.1S2E0S3192.168.1.110.1.1.110.2.2.210.1.1.2S2S310.2.2.3172.16.1.0ABC192.168.1.0E0RouterA#shipprotocolsRoutingProtocolis"igrp100"Sendingupdatesevery90seconds,nextduei
3、n21secondsInvalidafter270seconds,holddown280,flushedafter630OutgoingupdatefilterlistforallinterfacesisIncomingupdatefilterlistforallinterfacesisDefaultnetworksflaggedinoutgoingupdatesDefaultnetworksacceptedfromincomingupdatesIGRPmetricweightK1=1,K2=0,K3=1,K4=0,K5=0IGRPmaximumhopcount100IGRPmaxi
4、mummetricvariance1Redistributing:igrp100RoutingforNetworks:10.0.0.0172.16.0.0RoutingInformationSources:GatewayDistanceLastUpdate10.1.1.210000:01:01Distance:(defaultis100)查看IP路由表RouterA#shiprouteCodes:C-connected,S-static,I-IGRP,R-RIP,M-mobile,B-BGPD-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterare
5、aN1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2E1-OSPFexternaltype1,E2-OSPFexternaltype2,E-EGPi-IS-IS,L1-IS-ISlevel-1,L2-IS-ISlevel-2,*-candidatedefaultU-per-userstaticroute,o-ODRT-trafficengineeredrouteGatewayoflastresortisnotset172.16.0.0/24issubnetted,1subnetsC172.16.1.0isdirectlyconnecte
6、d,Ethernet010.0.0.0/24issubnetted,2subnetsI10.2.2.0[100/90956]via10.1.1.2,00:00:23,Serial2C10.1.1.0isdirectlyconnected,Serial2I192.168.1.0/24[100/91056]via10.1.1.2,00:00:23,Serial2172.16.1.1S2E0S3192.168.1.110.1.1.110.2.2.210.1.1.2S2S310.2.2.3172.16.1.0ABC192.168.1.0E0debugipigrptransaction命令Ro
7、uterA#debugipigrptransactionsIGRPprotocoldebuggingisonRouterA#00:21:06:IGRP:sendingupdateto255.255.255.255viaEthernet0(172.16.1.1)00:21:06:network10.0.0.0,metric=8895600:21:06:network192.168.1.0,metric=9105600:21:07:IGRP:sendingup
