RIP配置

configure terminal

interface loopback  0

Ip  address 1.1.1.1 255.255.255.0

Router  rip

Version  2

No  auto-summary

Network  1.0.0.0

exit

Configuration :

R1 interface  Loopback0 ip address 1.1.1.1 255.255.255.0 ! interface  FastEthernet0/0 ip address 12.12.12.1 255.255.255.0 duplex auto speed auto ! router rip version 2 network 1.0.0.0 network 12.0.0.0 no auto-summary	R1#show ip route Codes: C -  connected, S - static, 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 - OSPF  external type 2       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     1.0.0.0/24 is subnetted, 1 subnets C       1.1.1.0 is directly connected,  Loopback0     23.0.0.0/24 is subnetted, 1 subnets R       23.23.23.0 [120/1] via 12.12.12.2,  00:00:13, FastEthernet0/0     12.0.0.0/24 is subnetted, 1 subnets C       12.12.12.0 is directly connected,  FastEthernet0/0
R2 interface  FastEthernet0/0 ip address 12.12.12.2 255.255.255.0 duplex auto speed auto ! interface  FastEthernet0/1 ip address 23.23.23.2 255.255.255.0 duplex auto speed auto router rip version 2 network 12.0.0.0 network 23.0.0.0 no auto-summary	R2#show ip route Codes: C -  connected, S - static, 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 - OSPF  external type 2       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     1.0.0.0/24 is subnetted, 1 subnets R       1.1.1.0 [120/1] via 12.12.12.1,  00:00:01, FastEthernet0/0     23.0.0.0/24 is subnetted, 1 subnets C       23.23.23.0 is directly connected,  FastEthernet0/1     12.0.0.0/24 is subnetted, 1 subnets C       12.12.12.0 is directly connected,  FastEthernet0/0
R3 interface  Loopback0 ip address 3.3.3.3 255.255.255.0 interface  FastEthernet0/0 ip address 23.23.23.3 255.255.255.0 duplex auto speed auto router rip version 2 network 3.0.0.0 network 23.0.0.0 no auto-summary !	R3#show ip route Codes: C -  connected, S - static, 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 - OSPF  external type 2       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     1.0.0.0/24 is subnetted, 1 subnets R       1.1.1.0 [120/2] via 23.23.23.2,  00:00:21, FastEthernet0/0     23.0.0.0/24 is subnetted, 1 subnets C       23.23.23.0 is directly connected,  FastEthernet0/0     12.0.0.0/24 is subnetted, 1 subnets R       12.12.12.0 [120/1] via 23.23.23.2,  00:00:21, FastEthernet0/0

测试：

R3#ping 1.1.1.1  source 3.3.3.3 Type escape  sequence to abort. Sending 5,  100-byte ICMP Echos to 1.1.1.1, 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 = 44/90/148 ms

R1#ping 3.3.3.3  source 1.1.1.1 Type 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 1.1.1.1 !!!!! Success rate is  100 percent (5/5), round-trip min/avg/max = 44/74/128 ms