实验目的：
熟悉OSPF的配置命令
最终效果要求:
实现全网互通
避免由于网段变更导致的重复配置
拓扑图:
IOU2的配置
Configure terminal
Interface Ethernet 0/0
Duplex full
Ip address 10.0.12.1 255.255.255.0
No shutdown
Exit
Interface Ethernet 0/1
Duplex full
Ip address 10.0.11.1 255.255.255.0
No shutdown
Exit
Interface Ethernet 0/2
Duplex full
Ip address 10.0.10.1 255.255.255.0
No shutdown
Exit
Interface loopback 0
Ip address 1.1.1.1 255.255.255.255
Exit
Interface loopback 1
Ip address 192.168.1.1 255.255.255.0
exit
Router ospf 1
Router-id 1.1.1.1
Network 1.1.1.1 0.0.0.0 area 0
Network 10.0.10.0 0.0.0.255 area 1
Network 10.0.11.0 0.0.0.255 area 0
Network 10.0.12.0 0.0.0.255 area 2
Network 192.168.1.0 0.0.0.255 area 0
Area 2 stub
Exit
IOU3的配置
Configure terminal
Interface Ethernet 0/0
Duplex full
Ip address 10.0.10.2 255.255.255.0
No shutdown
Exit
Interface loopback 0
Ip address 2.2.2.2 255.255.255.255
Exit
Interface loopback 1
Ip address 192.168.2.1 255.255.255.0
Exit
Router ospf 1
Router-id 2.2.2.2
Network 2.2.2.2 0.0.0.0 area 1
Network 192.168.2.0 0.0.0.255 area 1
Network 10.0.10.0 0.0.0.255 area 1
exit
IOU1的配置
Configure terminal
Interface Ethernet 0/0
Duplex full
Ip address 10.0.11.2 255.255.255.0
No shutdown
Interface loopback 0
Ip address 3.3.3.3 255.255.255.255
Exit
Interface loopback 1
Ip address 192.168.3.1 255.255.255.0
Exit
Router ospf 1
Router-id 3.3.3.3
Network 10.0.11.0 0.0.0.255 area 0
Network 192.168.3.0 0.0.0.255 area 0
Network 3.3.3.3 0.0.0.0 area 0
Exit
IOU4的配置
Configure terminal
Interface Ethernet 0/0
Duplex full
Ip address 10.0.12.2 255.255.255.0
No shutdown
Exit
Interface loopback 0
Ip address 4.4.4.4 255.255.255.255
Exit
Interface loopback 1
Ip address 192.168.4.1 255.255.255.0
exit
Router ospf 1
Router-id 4.4.4.4
Network 4.4.4.4 0.0.0.0 area 2
Network 192.168.4.0 0.0.0.255 area 2
Network 10.0.12.0 0.0.0.255 area 2
area 2 stub no-summary
exit
最终结果图
