实验拓扑
R1配置
[R1
]int g0/0/0
[R1-GigabitEthernet0/0/0
]ip add 192.168.1.1 24
[R1-GigabitEthernet0/0/0
]
[R1-GigabitEthernet0/0/0
]int g0/0/1
[R1-GigabitEthernet0/0/1
]ip add 192.168.2.1 24
[R1-GigabitEthernet0/0/1
]q
[R1
]ip route-static 0.0.0.0 0.0.0.0 192.168.2.3
R2配置
[R1
]int g0/0/0
[R1-GigabitEthernet0/0/0
]ip add 192.168.2.3 24
[R1
]int g0/0/1
[R1-GigabitEthernet0/0/1
]ip add 192.168.3.1 24
[R1-GigabitEthernet0/0/1
]q
[R1
]ip route-static 0.0.0.0 0.0.0.0 192.168.2.1
交换机不用配置，交换机只是将这两个路由连起来，没什么卵用。
检测结果
PC1 ping PC3
PC
>ping 192.168.3.2
Ping 192.168.3.2: 32 data bytes, Press Ctrl_C to
break
Request timeout
!
Request timeout
!
From 192.168.3.2: bytes
=32 seq
=3 ttl
=126 time
=94 ms
From 192.168.3.2: bytes
=32 seq
=4 ttl
=126 time
=94 ms
From 192.168.3.2: bytes
=32 seq
=5 ttl
=126 time
=109 ms
--- 192.168.3.2
ping statistics ---
5 packet
(s
) transmitted
3 packet
(s
) received
40.00% packet loss
round-trip min/avg/max
= 0/99/109 ms
