配置命令：<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />

——SW2L——

SW<?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />2L#vlan database

SW2L(vlan)#vlan 20 name v20

SW2L(vlan)#vlan 30 name v30

SW2L(vlan)#vlan 40 name v40

SW2L(vlan)#exit

---------------------------------------------------------------------------------------------------

SW2L#config terminal

SW2L(config)#interface f0/1

SW2L(config-if)#switchport mode trunk

SW2L(config)#interface f0/2

SW2L(config-if)#switchport mode access

SW2L(config-if)#switchport access vlan 20

SW2L(config)#interface f0/3

SW2L(config-if)#switchport mode access

SW2L(config-if)#switchport access vlan 30

SW2L(config)#interface f0/4

SW2L(config-if)#switchport mode access

SW2L(config-if)#switchport access vlan 40

SW2L(config-if)#exit

---------------------------------------------------------------------------------------------------

SW2L#show vlan

SW2L#show running-config

 

——SW3L——

SW3L#vlan database

SW3L(vlan)#vlan 20 name v20

SW3L(vlan)#vlan 30 name v30

SW3L(vlan)#vlan 40 name v40

SW3L(vlan)#exit

---------------------------------------------------------------------------------------------------

SW3L#config terminal

SW3L(config)#interface vlan 20

SW3L(config-if)#ip address 192.168.20.1 255.255.255.0

SW3L(config-if)#no shutdown

SW3L(config-if)#exit

SW3L(config)#interface vlan 30

SW3L(config-if)#ip address 192.168.30.1 255.255.255.0

SW3L(config-if)#no shutdown

SW3L(config-if)#exit

SW3L(config)#interface vlan 40

SW3L(config-if)#ip address 192.168.40.1 255.255.255.0

SW3L(config-if)#no shutdown

SW3L(config-if)#exit

---------------------------------------------------------------------------------------------------

SW3L#config terminal

SW3L(config)#interface f1/0/2

SW3L(config-if)#no switchport

SW3L(config-if)#ip address 192.168.1.1 255.255.255.0

SW3L(config-if)#no shutdown

SW3L(config-if)#exit

---------------------------------------------------------------------------------------------------

SW3L#config terminal

SW3L(config)#router rip

SW3L(config-router)#network 192.168.20.0

SW3L(config-router)#network 192.168.30.0

SW3L(config-router)#network 192.168.40.0

SW3L(config-router)#network 192.168.1.0

SW3L(config-router)#exit

 

——Router——

Router#config terminal

Router(config)#interface f0/1

Router(config-if)#ip address 192.168.1.2 255.255.255.0

Router(config-if)#no shutdown

Router(config-if)#exit

Router(config)#interface f0/0

Router(config-if)#ip address 192.168.4.1 255.255.255.0

Router(config-if)#no shutdown

Router(config-if)#exit

---------------------------------------------------------------------------------------------------

Router#config terminal

Router(config)#router rip

Router(config-router)#network 192.168.1.0

Router(config-router)#network 192.168.4.0

SW3L(config-router)#exit

 

——各个PC设置——

主机
IP
Netmask
Gateway

A
192.168.20.2
255.255.255.0
192.168.20.1

B
192.168.30.2
255.255.255.0
192.168.30.1

C
192.168.40.2
255.255.255.0
192.168.40.1

D
192.168.4.2
255.255.255.0
192.168.40.1

 

——实验检验——

SW2L#show vlan

SW2L#show running-config

SW2L#show interface f0/1 switchport

---------------------------------------------------------------------------------------------------

SW3L#show vlan

SW3L#show running-config

SW3L#show ip route

//可以看见4条直连和1条RIP路由信息

SW3L#show cef

SW3L#show adjacency detail

---------------------------------------------------------------------------------------------------

Router#show running-config

Router#show ip route

//可以看见2条直连和3条RIP路由信息