CCNP(BSCI)实验：配置EIGRP的帧中继Hub and Spoke多点子接口

CCNP(BSCI)实验：配置EIGRP的帧中继Hub and Spoke多点子接口

R2(config)#int lo0R2(config-if)#ip add 2.2.2.2 255.255.255.0R2(config-if)#int s3/0R2(config-if)#ip add 123.1.1.2 255.255.255.0R2(config-if)#en frR2(config-if)#no fr invR2(config-if)#fr map ip 123.1.1.1 201 bR2(config-if)#fr map ip 123.1.1.3 201 bR2(config-if)#no shR2(config-if)#end

R3(config)#int lo0R3(config-if)#ip add 3.3.3.3 255.255.255.0R3(config-if)#int s3/0R3(config-if)#ip add 123.1.1.3 255.255.255.0R3(config-if)#en frR3(config-if)#no fr invR3(config-if)#fr map ip 123.1.1.1 301 bR3(config-if)#fr map ip 123.1.1.2 301 bR3(config-if)#no shR3(config-if)#end实验过程：第一步：在各个路由器上配置eigpR1(config)#router ei 11R1(config-router)#net 1.1.1.1R1(config-router)#net 123.1.1.1

R2(config)#router eigrp 11R2(config-router)#net 2.2.2.2R2(config-router)#net 123.1.1.2

R3(config)#router ei 11R3(config-router)#net 3.3.3.3 R3(config-router)#net 123.1.1.3R3(config-router)#end第二步：查看各个路由器上的路由表R1#sh ip rou………………1.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 1.1.1.0/24 is directly connected, Loopback0D 1.0.0.0/8 is a summary, 00:10:51, Null0D 2.0.0.0/8 [90/2297856] via 123.1.1.2, 00:10:39, Serial3/0D 3.0.0.0/8 [90/2297856] via 123.1.1.3, 00:10:39, Serial3/0123.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 123.1.1.0/24 is directly connected, Serial3/0D 123.0.0.0/8 is a summary, 00:10:51, Null0

R2#sh ip rou……………………D 1.0.0.0/8 [90/2297856] via 123.1.1.1, 00:11:41, Serial3/02.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 2.2.2.0/24 is directly connected, Loopback0D 2.0.0.0/8 is a summary, 00:28:11, Null0123.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 123.1.1.0/24 is directly connected, Serial3/0D 123.0.0.0/8 is a summary, 00:28:11, Null0//这里没有去R3回环接口3.3.3.3的路由

R3#sh ip rou………………D 1.0.0.0/8 [90/2297856] via 123.1.1.1, 00:12:14, Serial3/03.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 3.3.3.0/24 is directly connected, Loopback0D 3.0.0.0/8 is a summary, 00:28:24, Null0123.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 123.1.1.0/24 is directly connected, Serial3/0D 123.0.0.0/8 is a summary, 00:28:24, Null0//这里没有去R2回环接口的路由第三步：在R1的子接口s3/0.1上关闭水平分割并查看路由表**R1(config-if)#int s3/0.1R1(config-subif)#no ip sp ei 11//重要的一步***R2#sh ip rou………………D 1.0.0.0/8 [90/2297856] via 123.1.1.1, 00:04:00, Serial3/02.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 2.2.2.0/24 is directly connected, Loopback0D 2.0.0.0/8 is a summary, 00:03:59, Null0D 3.0.0.0/8 [90/2809856] via 123.1.1.1, 00:03:59, Serial3/0123.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 123.1.1.0/24 is directly connected, Serial3/0D 123.0.0.0/8 is a summary, 00:28:20, Null0//这里有了去3.3.3.3的路由了R3#sh ip rou……………………D 1.0.0.0/8 [90/2297856] via 123.1.1.1, 00:04:45, Serial3/0D 2.0.0.0/8 [90/2809856] via 123.1.1.1, 00:04:45, Serial3/03.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 3.3.3.0/24 is directly connected, Loopback0D 3.0.0.0/8 is a summary, 00:04:45, Null0123.0.0.0/8 is variably subnetted, 2 subnets, 2 masksC 123.1.1.0/24 is directly connected, Serial3/0D 123.0.0.0/8 is a summary, 00:28:41, Null0//这里有去R2的路由了第四步：小小测试R2#ping 3.3.3.3 so 2.2.2.2Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 3.3.3.3, timeout is 2 seconds:Packet sent with a source address of 2.2.2.2 !!!!!Success rate is 100 percent (5/5), round-trip min/avg/max = 12/38/60 msR2#

R3#ping 2.2.2.2 so 3.3.3.3Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 2.2.2.2, timeout is 2 seconds:Packet sent with a source address of 3.3.3.3 !!!!!Success rate is 100 percent (5/5), round-trip min/avg/max = 12/30/64 msR3#

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