OSPF 协议实训
实训目的：全网配通
实训拓扑：
R1 fa 0/0 192.168.11.1
R2 fa0/0 192.168.11.2
Fa0/1 192.168.12.1
R3 fa0/0 192.168.12.2
Fa0/1 192.168.13.1
R4 fa0/0 192.168.13.2
（均选取2811型号路由器）
实训步骤：
R1
--- System Configuration Dialog ---
Would you like to enter the initial configuration dialog? [yes/no]: no
ress RETURN to get started!
Router>en
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#hostname ri
ri(config)#int fa 0/0
ri(config-if)#ip add 192.168.11.1 255.255.255.0
ri(config-if)#no shutdown
ri(config-if)#exit
ri(config)#router ospf 20 ospf协议启用
ri(config-router)#network 192.168.11.0 0.0.0.255 area 0 发布网段
ri(config-router)#exit
ri(config)#exit
ri#
%SYS-5-CONFIG_I: Configured from console by console
ri#show ip route
Codes: L - local, 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, E - EGP
i - IS-IS, 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
R2
--- System Configuration Dialog ---
Would you like to enter the initial configuration dialog? [yes/no]: no
Press RETURN to get started!
Router>en
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#hostname r2
r2(config)#int fa 0/0
r2(config-if)#ip add 192.168.11.2 255.255.255.0
r2(config-if)#no shutdown
r2(config-if)#
%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
r2(config-if)#no shutdown
r2(config-if)#exit
r2(config)#int fa 0/1
r2(config-if)#ip add 192.168.12.1 255.255.255.0
r2(config-if)#no shutdown
r2(config-if)#exit
r2(config)#router ospf 20
r2(config-router)#network 192.168.11.0 0.0.0.255 area 0
r2(config-router)#network 192.168.12.0 0.0.0.255 area 0
r2(config-router)#exit
r2(config)#
r2(config)#exit
r2#
%SYS-5-CONFIG_I: Configured from console by console
r2#show ip route
Codes: L - local, 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, E - EGP
i - IS-IS, 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
192.168.11.0/24 is variably subnetted, 2 subnets, 2 masks
C 192.168.11.0/24 is directly connected, FastEthernet0/0
L 192.168.11.2/32 is directly connected, FastEthernet0/0
R3
--- System Configuration Dialog ---
Would you like to enter the initial configuration dialog? [yes/no]: no
Press RETURN to get started!
Router>en
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#hostname r3
r3(config)#int fa 0/0
r3(config-if)#ip add 192.168.12.2 255.255.255.0
r3(config-if)#no shutdown
r3(config-if)#exit
r3(config)#int fa 0/1
r3(config-if)#ip add 192.168.13.1 255.255.255.0
r3(config-if)#no shutdown
r3(config-if)#
%LINK-5-CHANGED: Interface FastEthernet0/1, changed state to up
r3(config-if)#no shutdown
r3(config-if)#exit
r3(config)#router ospf 20
r3(config-router)#network 192.168.12.0 0.0.0.255 area 0
r3(config-router)#network 192.168.13.0 0.0.0 255 area 0
r3(config-router)#exit
r3(config)#
Press RETURN to get started.
r3#show ip route
Codes: L - local, 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, E - EGP
i - IS-IS, 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
O 192.168.11.0/24 [110/2] via 192.168.12.1, 00:19:06, FastEthernet0/0
192.168.12.0/24 is variably subnetted, 2 subnets, 2 masks
C 192.168.12.0/24 is directly connected, FastEthernet0/0
L 192.168.12.2/32 is directly connected, FastEthernet0/0
R4
--- System Configuration Dialog ---
Would you like to enter the initial configuration dialog? [yes/no]: no
Press RETURN to get started!
Router>en
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#hostname r4
r4(config)#int fa 0/0
r4(config-if)#ip add 192.168.13.2 255.255.255.0
r4(config-if)#no shutdown
r4(config-if)#exit
r4(config)#router ospf 20
r4(config-router)#network 192.168.13.0 0.0.0.255 area 0
r4(config-router)#exit
r4(config)#exit
r4#
%SYS-5-CONFIG_I: Configured from console by console
r4#show ip route
Codes: L - local, 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, E - EGP
i - IS-IS, 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
O 192.168.11.0/24 [110/3] via 192.168.13.1, 00:00:16, FastEthernet0/0
O 192.168.12.0/24 [110/2] via 192.168.13.1, 00:00:16, FastEthernet0/0
192.168.13.0/24 is variably subnetted, 2 subnets, 2 masks
C 192.168.13.0/24 is directly connected, FastEthernet0/0
L 192.168.13.2/32 is directly connected, FastEthernet0/0
实训测试：
R1:
ri>ping 192.168.12.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.12.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 0/0/0 ms
ri>ping 192.168.13.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.13.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 0/0/0 ms
ri>ping 192.168.13.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.13.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 0/0/0 ms
ri>ping 192.168.12.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.12.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 0/0/0 ms
R2
r2>ping 192.168.13.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.13.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 0/0/3 ms
r2>ping 192.168.13.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.13.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 0/1/9 ms
R3
r3#ping 192.168.11.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.11.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 0/2/14 ms
r3#ping 192.168.11.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.11.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 0/0/0 ms
R4
r4#ping 190.168.11.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 190.168.11.1, timeout is 2 seconds:
.....
Success rate is 0 percent (0/5)
r4#ping 190.168.11.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 190.168.11.2, timeout is 2 seconds:
.....
Success rate is 0 percent (0/5)
r4#ping 190.168.12.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 190.168.12.1, timeout is 2 seconds:
.....
Success rate is 0 percent (0/5)
r4#ping 190.168.12.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 190.168.12.2, timeout is 2 seconds:
.....
Success rate is 0 percent (0/5)