实验目标:配置R3到192.168.0.0/24网段可以走多条路.
一:预配置: R1# interface Loopback0 ip address 1.1.1.1 255.255.255.0 interface Loopback2 ip address 10.1.1.1 255.255.255.252 interface Loopback3 ip address 10.1.1.5 255.255.255.252 interface Loopback4 ip address 10.1.1.9 255.255.255.252 interface FastEthernet0/0 ip address 172.16.0.1 255.255.255.0 interface Serial2/1 ip address 192.168.0.1 255.255.255.0
R2# interface Loopback0 ip address 2.2.2.2 255.255.255.0 interface Loopback2 ip address 10.1.2.1 255.255.255.252 interface Loopback3 ip address 10.1.2.5 255.255.255.252 interface Loopback4 ip address 10.1.2.9 255.255.255.252 interface Serial2/1 ip address 192.168.0.2 255.255.255.0 interface Serial2/2 ip address 23.0.0.2 255.255.255.0
R3# interface Loopback0 ip address 3.3.3.3 255.255.255.0 interface Loopback2 ip address 10.1.3.1 255.255.255.252 interface Loopback3 ip address 10.1.3.5 255.255.255.252 interface Loopback4 ip address 10.1.3.9 255.255.255.252 interface FastEthernet0/0 ip address 172.16.0.3 255.255.255.0 interface Serial2/1 ip address 23.0.0.3 255.255.255.0
二:配置过程 1:修改R1,R2,R3之间的链路带宽为64Kbps R1(config)#int s2/1 R1(config-if)#bandwidth 64 R1(config-if)#int f0/0 R1(config-if)#bandwidth 64
R2(config)#int s2/1 R2(config-if)#bandwidth 64 R2(config-if)#int s2/2 R2(config-if)#bandwidth 64
R3(config)#int s2/1 R3(config-if)#bandwidth 64 R3(config-if)#int f0/0 R3(config-if)#bandwidth 64
2:配置EIGRP R1(config)#router eigrp 100 R1(config-router)#no au R1(config-router)#net 10.0.0.0 R1(config-router)#net 172.16.0.0 R1(config-router)#net 192.168.0.0 R1(config-router)#net 1.1.1.1
R2(config)#router eigrp 100 R2(config-router)#no au R2(config-router)#net 10.0.0.0 R2(config-router)#net 2.2.2.2 R2(config-router)#net 23.0.0.0 R2(config-router)#net 192.168.0.0
R3(config)#router eigrp 100 R3(config-router)#no au R3(config-router)#net 10.0.0.0 R3(config-router)#net 3.3.3.3 R3(config-router)#net 172.16.0.0 R3(config-router)#net 23.0.0.0
R1#show ip route
1.0.0.0/24 is subnetted, 1 subnets C 1.1.1.0 is directly connected, Loopback0 2.0.0.0/24 is subnetted, 1 subnets D 2.2.2.0 [90/40640000] via 192.168.0.2, 00:01:58, Serial2/1 3.0.0.0/24 is subnetted, 1 subnets D 3.3.3.0 [90/40130560] via 172.16.0.3, 00:01:58, FastEthernet0/0 23.0.0.0/24 is subnetted, 1 subnets D 23.0.0.0 [90/40514560] via 172.16.0.3, 00:01:58, FastEthernet0/0 172.16.0.0/24 is subnetted, 1 subnets C 172.16.0.0 is directly connected, FastEthernet0/0 10.0.0.0/30 is subnetted, 9 subnets D 10.1.3.8 [90/40130560] via 172.16.0.3, 00:01:58, FastEthernet0/0 D 10.1.2.8 [90/40640000] via 192.168.0.2, 00:01:58, Serial2/1 C 10.1.1.8 is directly connected, Loopback4 D 10.1.3.0 [90/40130560] via 172.16.0.3, 00:01:58, FastEthernet0/0 D 10.1.2.0 [90/40640000] via 192.168.0.2, 00:01:58, Serial2/1 C 10.1.1.0 is directly connected, Loopback2 D 10.1.3.4 [90/40130560] via 172.16.0.3, 00:01:58, FastEthernet0/0 D 10.1.2.4 [90/40640000] via 192.168.0.2, 00:01:58, Serial2/1 C 10.1.1.4 is directly connected, Loopback3 C 192.168.0.0/24 is directly connected, Serial2/1
查看EIGRP邻接关系
R1#show ip eigrp nei IP-EIGRP neighbors for process 100 H Address Interface Hold Uptime SRTT RTO Q Seq (sec) (ms) Cnt Num 1 192.168.0.2 Se2/1 13 00:46:31 44 2280 0 15 0 172.16.0.3 Fa0/0 12 00:46:46 171 2280 0 16
R2#show ip eigrp nei IP-EIGRP neighbors for process 100 H Address Interface Hold Uptime SRTT RTO Q Seq (sec) (ms) Cnt Num 0 192.168.0.1 Se2/1 14 00:47:04 124 2280 0 15 1 23.0.0.3 Se2/2 13 00:51:32 260 2280 0 17
R3#show ip eigrp nei IP-EIGRP neighbors for process 100 H Address Interface Hold Uptime SRTT RTO Q Seq (sec) (ms) Cnt Num 0 172.16.0.1 Fa0/0 14 00:47:35 284 2280 0 16 1 23.0.0.2 Se2/1 13 00:51:48 436 2616 0 16
查看R2的路由表 R2#show ip route
1.0.0.0/24 is subnetted, 1 subnets D 1.1.1.0 [90/40640000] via 192.168.0.1, 00:48:03, Serial2/1 2.0.0.0/24 is subnetted, 1 subnets C 2.2.2.0 is directly connected, Loopback0 3.0.0.0/24 is subnetted, 1 subnets D 3.3.3.0 [90/40640000] via 23.0.0.3, 00:48:03, Serial2/2 23.0.0.0/24 is subnetted, 1 subnets C 23.0.0.0 is directly connected, Serial2/2 172.16.0.0/24 is subnetted, 1 subnets D 172.16.0.0 [90/40514560] via 23.0.0.3, 00:48:03, Serial2/2 [90/40514560] via 192.168.0.1, 00:48:03, Serial2/1 10.0.0.0/30 is subnetted, 9 subnets D 10.1.3.8 [90/40640000] via 23.0.0.3, 00:48:03, Serial2/2 C 10.1.2.8 is directly connected, Loopback4 D 10.1.1.8 [90/40640000] via 192.168.0.1, 00:48:03, Serial2/1 D 10.1.3.0 [90/40640000] via 23.0.0.3, 00:48:03, Serial2/2 C 10.1.2.0 is directly connected, Loopback2 D 10.1.1.0 [90/40640000] via 192.168.0.1, 00:48:03, Serial2/1 D 10.1.3.4 [90/40640000] via 23.0.0.3, 00:48:03, Serial2/2 C 10.1.2.4 is directly connected, Loopback3 D 10.1.1.4 [90/40640000] via 192.168.0.1, 00:48:03, Serial2/1 C 192.168.0.0/24 is directly connected, Serial2/1
查看R2的eigrp拓扑表
R2#show ip eigrp topology IP-EIGRP Topology Table for AS(100)/ID(10.1.2.9)
Codes: P - Passive, A - Active, U - Update, Q - Query, R - Reply, r - reply Status, s - sia Status
P 10.1.3.8/30, 1 successors, FD is 40640000 via 23.0.0.3 (40640000/128256), Serial2/2 via 192.168.0.1 (40642560/40130560), Serial2/1 P 1.1.1.0/24, 1 successors, FD is 40640000 via 192.168.0.1 (40640000/128256), Serial2/1 via 23.0.0.3 (40642560/40130560), Serial2/2 P 10.1.2.8/30, 1 successors, FD is 128256 via Connected, Loopback4 P 10.1.1.8/30, 1 successors, FD is 40640000 via 192.168.0.1 (40640000/128256), Serial2/1 via 23.0.0.3 (40642560/40130560), Serial2/2 P 2.2.2.0/24, 1 successors, FD is 128256 via Connected, Loopback0 P 3.3.3.0/24, 1 successors, FD is 40640000 via 23.0.0.3 (40640000/128256), Serial2/2 via 192.168.0.1 (40642560/40130560), Serial2/1 P 10.1.3.0/30, 1 successors, FD is 40640000 via 23.0.0.3 (40640000/128256), Serial2/2 Codes: P - Passive, A - Active, U - Update, Q - Query, R - Reply, r - reply Status, s - sia Status
via 192.168.0.1 (40642560/40130560), Serial2/1 P 10.1.2.0/30, 1 successors, FD is 128256 via Connected, Loopback2 P 10.1.1.0/30, 1 successors, FD is 40640000 via 192.168.0.1 (40640000/128256), Serial2/1 via 23.0.0.3 (40642560/40130560), Serial2/2 P 10.1.3.4/30, 1 successors, FD is 40640000 via 23.0.0.3 (40640000/128256), Serial2/2 via 192.168.0.1 (40642560/40130560), Serial2/1 P 10.1.2.4/30, 1 successors, FD is 128256 via Connected, Loopback3 P 10.1.1.4/30, 1 successors, FD is 40640000 via 192.168.0.1 (40640000/128256), Serial2/1 via 23.0.0.3 (40642560/40130560), Serial2/2 P 23.0.0.0/24, 1 successors, FD is 40512000 via Connected, Serial2/2 P 192.168.0.0/24, 1 successors, FD is 40512000 via Connected, Serial2/1 P 172.16.0.0/24, 2 successors, FD is 40514560 via 192.168.0.1 (40514560/40002560), Serial2/1 via 23.0.0.3 (40514560/40002560), Serial2/2
查看R3的路由表
R3#show ip route 1.0.0.0/24 is subnetted, 1 subnets D 1.1.1.0 [90/40130560] via 172.16.0.1, 00:50:48, FastEthernet0/0 2.0.0.0/24 is subnetted, 1 subnets D 2.2.2.0 [90/40640000] via 23.0.0.2, 00:50:48, Serial2/1 3.0.0.0/24 is subnetted, 1 subnets C 3.3.3.0 is directly connected, Loopback0 23.0.0.0/24 is subnetted, 1 subnets C 23.0.0.0 is directly connected, Serial2/1 172.16.0.0/24 is subnetted, 1 subnets C 172.16.0.0 is directly connected, FastEthernet0/0 10.0.0.0/30 is subnetted, 9 subnets C 10.1.3.8 is directly connected, Loopback4 D 10.1.2.8 [90/40640000] via 23.0.0.2, 00:50:48, Serial2/1 D 10.1.1.8 [90/40130560] via 172.16.0.1, 00:50:48, FastEthernet0/0 C 10.1.3.0 is directly connected, Loopback2 D 10.1.2.0 [90/40640000] via 23.0.0.2, 00:50:48, Serial2/1 D 10.1.1.0 [90/40130560] via 172.16.0.1, 00:50:48, FastEthernet0/0 C 10.1.3.4 is directly connected, Loopback3 D 10.1.2.4 [90/40640000] via 23.0.0.2, 00:50:48, Serial2/1 D 10.1.1.4 [90/40130560] via 172.16.0.1, 00:50:48, FastEthernet0/0 D 192.168.0.0/24 [90/40514560] via 172.16.0.1, 00:50:50, FastEthernet0/0
查看R3的eigrp拓扑表
R3#show ip eigrp topology IP-EIGRP Topology Table for AS(100)/ID(10.1.3.9)
Codes: P - Passive, A - Active, U - Update, Q - Query, R - Reply, r - reply Status, s - sia Status
P 10.1.3.8/30, 1 successors, FD is 128256 via Connected, Loopback4 P 1.1.1.0/24, 1 successors, FD is 40130560 via 172.16.0.1 (40130560/128256), FastEthernet0/0 P 10.1.2.8/30, 1 successors, FD is 40640000 via 23.0.0.2 (40640000/128256), Serial2/1 P 10.1.1.8/30, 1 successors, FD is 40130560 via 172.16.0.1 (40130560/128256), FastEthernet0/0 P 2.2.2.0/24, 1 successors, FD is 40640000 via 23.0.0.2 (40640000/128256), Serial2/1 P 3.3.3.0/24, 1 successors, FD is 128256 via Connected, Loopback0 P 10.1.3.0/30, 1 successors, FD is 128256 via Connected, Loopback2 P 10.1.2.0/30, 1 successors, FD is 40640000 via 23.0.0.2 (40640000/128256), Serial2/1 P 10.1.1.0/30, 1 successors, FD is 40130560 via 172.16.0.1 (40130560/128256), FastEthernet0/0 Codes: P - Passive, A - Active, U - Update, Q - Query, R - Reply, r - reply Status, s - sia Status
P 10.1.3.4/30, 1 successors, FD is 128256 via Connected, Loopback3 P 10.1.2.4/30, 1 successors, FD is 40640000 via 23.0.0.2 (40640000/128256), Serial2/1 P 10.1.1.4/30, 1 successors, FD is 40130560 via 172.16.0.1 (40130560/128256), FastEthernet0/0 P 23.0.0.0/24, 1 successors, FD is 40512000 via Connected, Serial2/1 P 192.168.0.0/24, 1 successors, FD is 40514560 via 172.16.0.1 (40514560/40512000), FastEthernet0/0 via 23.0.0.2 (41024000/40512000), Serial2/1 P 172.16.0.0/24, 1 successors, FD is 40002560 via Connected, FastEthernet0/0
配置R3非等价负载均衡 R3(config)#router eigrp 100 R3(config-router)#variance 2
R3#show ip route
1.0.0.0/24 is subnetted, 1 subnets D 1.1.1.0 [90/40130560] via 172.16.0.1, 00:00:02, FastEthernet0/0 2.0.0.0/24 is subnetted, 1 subnets D 2.2.2.0 [90/40640000] via 23.0.0.2, 00:00:02, Serial2/1 3.0.0.0/24 is subnetted, 1 subnets C 3.3.3.0 is directly connected, Loopback0 23.0.0.0/24 is subnetted, 1 subnets C 23.0.0.0 is directly connected, Serial2/1 172.16.0.0/24 is subnetted, 1 subnets C 172.16.0.0 is directly connected, FastEthernet0/0 10.0.0.0/30 is subnetted, 9 subnets C 10.1.3.8 is directly connected, Loopback4 D 10.1.2.8 [90/40640000] via 23.0.0.2, 00:00:02, Serial2/1 D 10.1.1.8 [90/40130560] via 172.16.0.1, 00:00:03, FastEthernet0/0 C 10.1.3.0 is directly connected, Loopback2 D 10.1.2.0 [90/40640000] via 23.0.0.2, 00:00:03, Serial2/1 D 10.1.1.0 [90/40130560] via 172.16.0.1, 00:00:03, FastEthernet0/0 C 10.1.3.4 is directly connected, Loopback3 D 10.1.2.4 [90/40640000] via 23.0.0.2, 00:00:03, Serial2/1 D 10.1.1.4 [90/40130560] via 172.16.0.1, 00:00:03, FastEthernet0/0 D 192.168.0.0/24 [90/40514560] via 172.16.0.1, 00:00:03, FastEthernet0/0 [90/41024000] via 23.0.0.2, 00:00:03, Serial2/1
