0x0 拓扑图

  • 要求
    1. 所有路由表运行RIP协议
    2. 所有的PC机可以互通

0x1 指令配置

  • AR1 
    interface GigabitEthernet0/0/0
 ip address 192.168.40.1 255.255.255.0 
interface GigabitEthernet0/0/1
 ip address 192.168.1.1 255.255.255.252 
interface GigabitEthernet0/0/2
 ip address 192.168.1.10 255.255.255.252 
rip 1
 version 2
 network 192.168.40.0
 network 192.168.1.0
  • AR2 
    interface GigabitEthernet0/0/0
 ip address 192.168.30.1 255.255.255.0 
interface GigabitEthernet0/0/1
 ip address 192.168.1.6 255.255.255.252 
interface GigabitEthernet0/0/2
 ip address 192.168.1.9 255.255.255.252 
rip 1
 version 2
 network 192.168.30.0
 network 192.168.1.0
  • AR3 
    interface GigabitEthernet0/0/0
 ip address 192.168.1.2 255.255.255.252 
interface GigabitEthernet0/0/1
 ip address 192.168.1.5 255.255.255.252 
interface GigabitEthernet0/0/2
 ip address 192.168.10.1 255.255.255.0 
interface GigabitEthernet4/0/0
 ip address 192.168.20.1 255.255.255.0 
rip 1
 version 2
 network 192.168.10.0
 network 192.168.20.0
 network 192.168.1.0

0x2 连通性验证

  • PC3->PC1

  • PC4->PC2

  • 验证ENSP自带的RIP采用什么防环机制，关闭AR3的G0/0/2接口，在AR3的G0/0/0
  • 抓包结果
  • AR1路由表