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1、配置 Eigrp 验证，汇总环境：三台路由器串口相连，其它接口配置如图要求： 1.配置 EIGRP 关闭自动路由汇总2.在 R1 的三个 LOOP 口进行 EIGRP 手工路由汇总3.R2、R3 配置 EIGRP 接口密文验证4.验证并测试结果步骤一：配置三个路由器接口使其连通。R1 的配置R1(config)#interface Loopback0R1(config-if)#ip address 30.1.1.1 255.255.255.0R1(config)#interface Loopback1R1(config-if)#ip address 30.1.2.1 255.255.255.0
2、R1(config)#interface Loopback2R1(config-if)#ip address 30.1.3.1 255.255.255.0R1(config)#interface s0R1(config-if)#ip address 10.1.1.2 255.255.255.0R1(config-if)#no shutdownR2 的配置R2(config)#interface s0R2(config-if)#ip address 10.1.1.1 255.255.255.0R2(config-if)#clockrate 64000R2(config-if)#no shutdo
3、wnR2(config)#interface s1R2(config-if)#ip address 20.1.1.1 255.255.255.0R12(config-if)#no shutdownR3 的配置R3(config)#interface Loopback0R3(config-if)#ip address 40.1.1.1 255.255.255.0R3(config)#interface s1R3(config-if)#ip address 20.1.1.2 255.255.255.0R3(config-if)#clockrate 64000R3(config-if)#no shu
4、tdown步骤二：配置 Eigrp名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 1 页，共 6 页 - - - - - - - - - R1 的配置R1(config)#router eigrp 100 启用 eigrp，自治号为 100，三台路由器保持一致R1(config-router)#network 10.1.1.0 0.0.0.255 使相关接口参与 eigrpR1(config-router)#network 30.1.1.0 0.0.0.255R1(config-ro
5、uter)#network 30.1.2.0 0.0.0.255R1(config-router)#network 30.1.3.0 0.0.0.255R1(config-router)# no auto-summary 关闭自动汇总R2 的配置R2(config)#router eigrp 100 R2(config-router)#network 10.1.1.0 0.0.0.255R2(config-router)#network 20.1.1.0 0.0.0.255R2(config-router)# no auto-summaryR3 的配置R3(config)#router eig
6、rp 100R3(config-router)#network 20.1.1.0 0.0.0.255R3(config-router)#network 40.1.1.0 0.0.0.255R3(config-router)# no auto-summary步骤三：配置 EIGRP 手工路由汇总R1 的配置R1(config)#interface s0R1(config-if)#ip summary-address eigrp 100 30.1.0.0 255.255.252.0 手工汇总路由步骤四：在 r2 和 r3 上配置 EIGRP 验证R2 的配置R2(config)# key chai
7、n 定义 chain 名称cisco R2(config-keychain)# key key值编号，须一致1 R2(config-keychain-key)# key-string 定义密钥，须一致aaa R2(config)# interface s1 R2(config-if)# ip authentication 启用 eigrp 验证模式 md5mode eigrp 100 md5 R2(config-if)# ip authentication 将 chain 应用到验证key-chain eigrp 100 cisco R3 的配置R3(config)# key chain ci
8、sco 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 2 页，共 6 页 - - - - - - - - - R3(config-keychain)# key 1 R3(config-keychain-key)# key-string aaa R3(config)# interface s1 R3(config-if)# ip authentication mode eigrp 100 md5 R3(config-if)# ip authentication key-chain e
9、igrp 100 cisco 步骤五：查看路由表R1#show ip 显示路由表，如下图显示证明验证通过D 为 eigrp 路由route Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 -
10、 OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 20.0.0.0/24 is subnetted, 1 subnets D 20.1.1.0
11、90/2681856 via 10.1.1.1, 00:12:39, Serial0 40.0.0.0/24 is subnetted, 1 subnets D 40.1.1.0 90/2809856 via 10.1.1.1, 00:12:39, Serial0 10.0.0.0/24 is subnetted, 1 subnets C 10.1.1.0 is directly connected, Serial0 30.0.0.0/8 is variably subnetted, 4 subnets, 2 masks C 30.1.3.0/24 is directly connected,
12、 Loopback2 C 30.1.2.0/24 is directly connected, Loopback1 C 30.1.1.0/24 is directly connected, Loopback0 D 汇总产生的空接口30.1.0.0/22 is a summary, 00:12:47, Null0 R2#show ip route Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF i
13、nter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic d
14、ownloaded static route Gateway of last resort is not set 20.0.0.0/24 is subnetted, 1 subnets 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 3 页，共 6 页 - - - - - - - - - C 20.1.1.0 is directly connected, Serial1 40.0.0.0/24 is subnetted, 1 subnets D 40.1.1.0 90/2297856
15、 via 20.1.1.2, 00:13:13, Serial1 10.0.0.0/24 is subnetted, 1 subnets C 10.1.1.0 is directly connected, Serial0 30.0.0.0/22 is subnetted, 1 subnets D 学到了汇总的条目30.1.0.0 90/2297856 via 10.1.1.2, 00:10:02, Serial0 R3#show ip route Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP D
16、 - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate defaul
17、t, U - per-user static route o - ODR, P - periodic downloaded static route Gateway of last resort is not set 20.0.0.0/24 is subnetted, 1 subnets C 20.1.1.0 is directly connected, Serial1 40.0.0.0/24 is subnetted, 1 subnets C 40.1.1.0 is directly connected, Loopback0 10.0.0.0/24 is subnetted, 1 subne
18、ts D 10.1.1.0 90/2681856 via 20.1.1.1, 00:06:33, Serial1 30.0.0.0/22 is subnetted, 1 subnets D 30.1.0.0 90/2809856 via 20.1.1.1, 00:03:22, Serial1 步骤六：查看邻居表R1#show ip 显示邻居eigrp neighbors IP-EIGRP neighbors for process 100 H Address Interface Hold Uptime SRTT RTO Q Seq Type (sec) (ms) Cnt Num 0 10.1.
19、1.1 Se0 11 00:13:11 28 200 0 35 R2#show ip eigrp neighbors IP-EIGRP neighbors for process 100 H Address Interface Hold Uptime SRTT RTO Q Seq Type (sec) (ms) Cnt Num 0 10.1.1.2 Se0 12 00:10:49 670 4020 0 22 1 20.1.1.2 Se1 13 00:14:04 36 216 0 14 R3#sh ip eigrp neighbors 名师资料总结 - - -精品资料欢迎下载 - - - - -
20、 - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 4 页，共 6 页 - - - - - - - - - IP-EIGRP neighbors for process 100 H Address Interface Hold Uptime SRTT RTO Q Seq Type (sec) (ms) Cnt Num 0 20.1.1.1 Se1 13 00:09:18 252 1512 0 36 步骤七：用 ping 命令测试R1#ping 测试连通性，显示已通40.1.1.1 ! R3#ping 30.1.1.1 ! 步骤八：显示当前配置信息
21、R1#sh run hostname R1 ! interface Loopback0 ip address 30.1.1.1 255.255.255.0 ! interface Loopback1 ip address 30.1.2.1 255.255.255.0 ! interface Loopback2 ip address 30.1.3.1 255.255.255.0 ! interface Serial0 ip address 10.1.1.2 255.255.255.0 ip summary-address eigrp 100 30.1.0.0 255.255.252.0 5 !
22、router eigrp 100 network 10.1.1.0 0.0.0.255 network 30.1.1.0 0.0.0.255 network 30.1.2.0 0.0.0.255 network 30.1.3.0 0.0.0.255 no auto-summary end R2#sh run hostname R2 ! key chain cisco key 1 key-string aaa ! 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 5 页，共 6 页 -
23、- - - - - - - - interface Serial0 ip address 10.1.1.1 255.255.255.0 clockrate 64000 ! interface Serial1 ip address 20.1.1.1 255.255.255.0 ip authentication mode eigrp 100 md5 ip authentication key-chain eigrp 100 cisco ! router eigrp 100 network 10.1.1.0 0.0.0.255 network 20.1.1.0 0.0.0.255 no auto-
24、summary end R3#sh run hostname R3 ! key chain cisco key 1 key-string aaa ! interface Loopback0 ip address 40.1.1.1 255.255.255.0 ！interface Serial1 ip address 20.1.1.2 255.255.255.0 ip authentication mode eigrp 100 md5 ip authentication key-chain eigrp 100 cisco clockrate 64000 ! router eigrp 100 network 20.1.1.0 0.0.0.255 network 40.1.1.0 0.0.0.255 no auto-summary end 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 6 页，共 6 页 - - - - - - - - -