CCNP路由重分发（一）RIP-to-OSPF

今天做一个RIP与OSPF之间路由重分发的实验，实验拓扑图如下：

 实验用的时小凡的模拟器，路由器连接拓扑如下表：

Router1 S0/0 <----> Router2 S0/1 

Router2 S0/0 <----> Router3 S0/1 

Router3 S0/0 <----> Router4 S0/1

实验过程如下；

RIP to OSPF

在未使用路由重分发之前的路由状况：

R1#sh ip route

!

Gateway of last resort is not set

     10.0.0.0/8 is variably subnetted, 5 subnets, 2 masks

R       10.0.0.8/30 [120/1] via 10.0.0.2, 00:00:03, Serial0/0

C       10.2.0.0/16 is directly connected, Loopback1

C       10.3.0.0/16 is directly connected, Loopback2

C       10.0.0.0/30 is directly connected, Serial0/0

C       10.1.0.0/16 is directly connected, Loopback0

R2#SH IP ROUTE

     10.0.0.0/8 is variably subnetted, 9 subnets, 3 masks

O IA    10.11.0.1/32 [110/129] via 10.0.0.10, 00:03:32, Serial0/0

O IA    10.10.0.1/32 [110/129] via 10.0.0.10, 00:03:42, Serial0/0

O IA    10.9.0.1/32 [110/129] via 10.0.0.10, 00:03:52, Serial0/0

O IA    10.8.0.0/16 [110/128] via 10.0.0.10, 00:04:53, Serial0/0

C       10.0.0.8/30 is directly connected, Serial0/0

R       10.2.0.0/16 [120/1] via 10.0.0.1, 00:00:12, Serial0/1

R       10.3.0.0/16 [120/1] via 10.0.0.1, 00:00:12, Serial0/1

C       10.0.0.0/30 is directly connected, Serial0/1

R       10.1.0.0/16 [120/1] via 10.0.0.1, 00:00:12, Serial0/1

R3#SH IP ROUTE

     10.0.0.0/8 is variably subnetted, 5 subnets, 3 masks

O       10.11.0.1/32 [110/65] via 10.8.0.2, 00:04:02, Serial0/0

O       10.10.0.1/32 [110/65] via 10.8.0.2, 00:04:02, Serial0/0

O       10.9.0.1/32 [110/65] via 10.8.0.2, 00:04:02, Serial0/0

C       10.8.0.0/16 is directly connected, Serial0/0

C       10.0.0.8/30 is directly connected, Serial0/1

R4#SH IP ROUTE

C       10.10.0.0/16 is directly connected, Loopback1

C       10.11.0.0/16 is directly connected, Loopback2

C       10.8.0.0/16 is directly connected, Serial0/1

O IA    10.0.0.8/30 [110/128] via 10.8.0.1, 00:04:53, Serial0/1

C       10.9.0.0/16 is directly connected, Loopback0

在R2上配置路由重分发：

R2#sh run

Building configuration...

Current configuration : 1139 bytes

router ospf 1

 log-adjacency-changes

 redistribute rip metric 200 subnets

 network 10.0.0.8 0.0.0.3 area 0

router rip

 version 2

 redistribute ospf 1 metric 4

 passive-interface Serial0/0

 network 10.0.0.0

 no auto-summary

配置路由重分发后各路由器的路由状况：

！

R       10.11.0.1/32 [120/4] via 10.0.0.2, 00:00:16, Serial0/0

R       10.10.0.1/32 [120/4] via 10.0.0.2, 00:00:16, Serial0/0

R       10.9.0.1/32 [120/4] via 10.0.0.2, 00:00:16, Serial0/0

R       10.8.0.0/16 [120/4] via 10.0.0.2, 00:00:16, Serial0/0

R       10.0.0.8/30 [120/1] via 10.0.0.2, 00:00:16, Serial0/0

O IA    10.11.0.1/32 [110/129] via 10.0.0.10, 00:05:54, Serial0/0

O IA    10.10.0.1/32 [110/129] via 10.0.0.10, 00:05:54, Serial0/0

O IA    10.9.0.1/32 [110/129] via 10.0.0.10, 00:05:54, Serial0/0

O IA    10.8.0.0/16 [110/128] via 10.0.0.10, 00:05:54, Serial0/0

R       10.2.0.0/16 [120/1] via 10.0.0.1, 00:00:11, Serial0/1

R       10.3.0.0/16 [120/1] via 10.0.0.1, 00:00:11, Serial0/1

R       10.1.0.0/16 [120/1] via 10.0.0.1, 00:00:11, Serial0/1

R3#sh ip route 

O       10.11.0.1/32 [110/65] via 10.8.0.2, 00:09:28, Serial0/0

O       10.10.0.1/32 [110/65] via 10.8.0.2, 00:09:28, Serial0/0

O       10.9.0.1/32 [110/65] via 10.8.0.2, 00:09:28, Serial0/0

O E2    10.2.0.0/16 [110/200] via 10.0.0.9, 00:01:22, Serial0/1

O E2    10.3.0.0/16 [110/200] via 10.0.0.9, 00:01:22, Serial0/1

O E2    10.0.0.0/30 [110/200] via 10.0.0.9, 00:01:22, Serial0/1

O E2    10.1.0.0/16 [110/200] via 10.0.0.9, 00:01:22, Serial0/1

本文转自 tiger506 51CTO博客，原文链接：http://blog.51cto.com/tiger506/107819，如需转载请自行联系原作者