三个路由器，分别连接一个PC，要求实现这三个PC互通

配置命令：AR9:

<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info enable
Info: Information center is disabled.
[Huawei]int g0/0/0
[Huawei-GigabitEthernet0/0/0]ip addr 192.168.1.1A 24
Error: The specified IP address is invalid.
[Huawei-GigabitEthernet0/0/0]int g0/0/1
[Huawei-GigabitEthernet0/0/1]ip addr 192.168.2.1 24
[Huawei-GigabitEthernet0/0/1]q
[Huawei]rip 1 
[Huawei-rip-1]version 2
[Huawei-rip-1]undo summary
[Huawei-rip-1]network 192.168.1.0
[Huawei-rip-1]network 192.168.2.0
[Huawei-rip-1]q
 

AR10

<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info en
Info: Information center is disabled.
[Huawei]int g0/0/0
[Huawei-GigabitEthernet0/0/0]ip addr 191.168.2.2 24
[Huawei-GigabitEthernet0/0/0]int g0/0/1
[Huawei-GigabitEthernet0/0/1]ip addr 192.168.3.1 24
[Huawei-GigabitEthernet0/0/1]int g0/0/2
[Huawei-GigabitEthernet0/0/2]ip addr 192.168.4.1 24
[Huawei-GigabitEthernet0/0/2]q
[Huawei]rip 2
[Huawei-rip-2]version 2
[Huawei-rip-2]undo summary
[Huawei-rip-2]network 192.168.2.0
[Huawei-rip-2]network 192.168.3.0
[Huawei-rip-2]network 192.168.4.0
AR11 

<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info en
Info: Information center is disabled.
[Huawei]int g0/0/0
[Huawei-GigabitEthernet0/0/0]ip addr 192.168.4.2 24
[Huawei-GigabitEthernet0/0/0]int g0/0/1
[Huawei-GigabitEthernet0/0/1]ip addr 192.166.5.1 24
[Huawei-GigabitEthernet0/0/0]q
[Huawei]rip 1
[Huawei-rip-1]version 2
[Huawei-rip-1]network 192.168.4.0
[Huawei-rip-1]network 192.168.5.0