各個路由器配置命令
sys
sysn R1
int g0/0/0
ip add 10.1.1.1 30
int g0/0/1
ip add 192.168.255.2 30
rip 1
version 2
net 10.0.0.0
ip route-static 0.0.0.0 0 192.168.255.1
sys
sysn R2
int g0/0/0
ip add 10.1.1.2 30
int lo 1
ip add 2.2.2.2 32
rip 1
version 2
net 10.0.0.0
net 2.0.0.0
ip route-static 0.0.0.0 0 10.1.1.1
sys
sysn R3
int g0/0/0
ip add 192.168.255.1 30
int g0/0/1
ip add 151.151.1.2 30
ip route-static 2.2.2.2 32 192.168.255.2
ip route-static 10.1.1.0 30 192.168.255.2
ip route-static 192.168.255.0 30 192.168.255.2
ip route-static 151.151.1.0 30 151.151.1.1
ip route-static 131.131.255.0 30 151.151.1.1
ip route-static 131.131.255.4 30 151.151.1.1
ip route-static 131.131.255.8 30 151.151.1.1
ip route-static 131.131.255.12 30 151.151.1.1
ip route-static 7.7.7.7 32 151.151.1.1
其中131.131.255.0、131.131.255.4、131.131.255.8、131.131.255.12可以彙總為ip route-static 131.131.255.0 28 151.151.1.1
sys
sysn R4
int g0/0/0
ip add 151.151.1.1 30
int g0/0/1
ip add 131.131.255.13 30
int s4/0/0
ip add 131.131.255.6 30
ip route-static 0.0.0.0 0 151.151.1.2
ospf 1 router-id 1.1.1.1
area 0
network 131.131.255.4 0.0.0.3
network 131.131.255.12 0.0.0.3
ospf 1
default-route-advertise
sys
sysn R5
int g0/0/0
ip add 131.131.255.14 30
int g0/0/1
ip add 131.131.255.10 30
ospf 1 router-id 2.2.2.2
area 0
network 131.131.255.12 0.0.0.3
network 131.131.255.8 0.0.0.3
sys
sysn R6
int g0/0/0
ip add 131.131.255.9 30
int s4/0/0
ip add 131.131.255.5 30
int g0/0/1
ip add 131.131.255.1 30
ospf 1 router-id 3.3.3.3
area 0
network 131.131.255.8 0.0.0.3
network 131.131.255.4 0.0.0.3
network 131.131.255.0 0.0.0.3
sys
sysn R7
int g0/0/0
ip add 131.131.255.2 30
interface loopback 0
ip address 7.7.7.7 32
ospf 1 router-id 4.4.4.4
area 0
network 131.131.255.0 0.0.0.3
network 7.7.7.7 0.0.0.0