验证BGP的AS间路由转发及同步
or V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd60.100.23.2 4 65100 51 51 5 0 0 00:45:05 260.201.45.5 4 65203 49 49 5 0 0 00:44:56 1查看BGP表信息:R4#show ip bgpBGP table version is 5, local router ID is 60.201.45.4Status codes: s suppressed, d damped, h history,* valid, > best, i - internal, r RIB-failure, S StaleOrigin codes: i - IGP, e - EGP, ? - incompleteNetwork Next Hop Metric LocPrf Weight Path* i60.100.0.0/16 60.100.23.2 0 100 0 i*> 0.0.0.0 0 32768 ir>i60.202.11.0/24 60.100.23.2 0 100 0 65202 i*> 60.203.55.0/24 60.201.45.5 0 0 65203 ir>i60.202.11.0/24这一项中,“r”表明选用了IGP的路由,BGP路由加入路由表失效,但是“>”表示是最优路由,仍然可以传递给外部EBGP。紧接着的“i”表示是IBGP传递过来的路由[4]。R4#show ip route60.0.0.0/8 is variably subnetted, 6 subnets, 2 masksO 60.100.23.0/24 [110/20] via 60.100.34.3, 00:49:10,FastEthernet0/0S 60.100.0.0/16 is directly connected, Null0C 60.100.34.0/24 is directly connected, FastEthernet0/0B 60.203.55.0/24 [20/0] via 60.201.45.5, 00:48:29C 60.201.45.0/24 is directly connected, FastEthernet0/1O E2 6
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