OSPF单区域

AR1:

Int lo 1

Ip add 1.1.1.1 24

Int g0/0/0

Ip add 12.1.1.1 24

 

Ospf 1 router-id 1.1.1.1

Area 0

Network 1.1.1.0 0.0.0.255

Network 12.1.1.0 0.0.0.255

AR2:

Int lo 1

Ip add 2.2.2.2 24

Int g0/0/1

Ip add 12.1.1.2 24

Int g0/0/0

Ip add 23.1.1.2 24

Ospf 1 router-id 2.2.2.2

Area 0

Network 2.2.2.0 0.0.0.255

Network 12.1.1.0 0.0.0.255

Network 23.1.1.0 0.0.0.255

AR3:

Int lo 1

Ip add 3.3.3.3 24

Int g0/0/1

Ip add 23.1.1.3 24

Ospf 1 router-id 3.3.3.3

Area 0

Network 3.3.3.0 0.0.0.255

Network 23.1.1.0 0.0.0.255