单臂路由拓扑

 

拓扑图：

 

switch0:

Switch>enable

Switch#config

Configuring from terminal, memory, or network [terminal]?

Enter configuration commands, one per line. End with CNTL/Z.

Switch(config)#vlan 10

Switch(config-vlan)#int range f0/1-10

Switch(config-if)#switchport mode access

Switch(config-if)#switchport access vlan 10

Switch(config-if)#vlan 20

Switch(config-vlan)#int range f0/11-20

Switch(config-if)#switchport mode access

Switch(config-if)#switchport access vlan 20

Switch(config-if)#vlan 30

Switch(config-vlan)#int range f0/21-23

Switch(config-if)#switchport mode access

Switch(config-if)#switchport access vlan 30

Switch(config-if)#int f0/24

Switch(config-if)#switchport mode trunk

Switch(config-if)#switchport trunk allow vlan all

 

switch1:

Switch>enable

Switch#config

Configuring from terminal, memory, or network [terminal]?

Enter configuration commands, one per line. End with CNTL/Z.

Switch(config)#vlan 10

Switch(config-vlan)#int range f0/1-10

Switch(config-if)#switchport mode access

Switch(config-if)#switchport access vlan 10

Switch(config-if)#vlan 20

Switch(config-vlan)#int range f0/11-20

Switch(config-if)#switchport mode access

Switch(config-if)#switchport access vlan 20

Switch(config-if)#vlan 30

Switch(config-vlan)#int range f0/21-22

Switch(config-if)#switchport mode access

Switch(config-if)#switchport access vlan 30

Switch(config-if)#int f0/24

Switch(config-if)#switchport mode trunk

Switch(config-if)#switchport trunk allow vlan all

Switch(config-if)#int f0/23

Switch(config-if)#switchport mode trunk

Switch(config-if)#switchport trunk allow vlan all

 

switch2:

Switch>

Switch>enable

Switch#config

Configuring from terminal, memory, or network [terminal]?

Enter configuration commands, one per line. End with CNTL/Z.

Switch(config)#

Switch(config)#vlan 10

Switch(config-vlan)#int range f0/1-10

Switch(config-if-range)#switchport mode access

Switch(config-if-range)#switchport access vlan 10

Switch(config-if-range)#vlan 20

Switch(config-vlan)#int range f0/11-20

Switch(config-if-range)#switchport mode access

Switch(config-if-range)#switchport access vlan 20

Switch(config-if-range)#vlan 30

Switch(config)#int range f0/21-22

Switch(config-if-range)#switchport mode access

Switch(config-if-range)#switchport access vlan 30

Switch(config)#int range f0/23-24

Switch(config-if-range)# switchport mode trunk

Switch(config-if-range)#switchport trunk allow vlan all

 

三层交换机：

Switch>

Switch>

Switch>enable

Switch#config

Configuring from terminal, memory, or network [terminal]?

Enter configuration commands, one per line. End with CNTL/Z.

Switch(config)#int f0/1

Switch(config-if)#switchport trunk encapsulation dot1q

Switch(config-if)#switchport mode trunk

Switch(config-if)#switchport trunk allowed vlan all

Switch(config-if)#int f0/2

Switch(config-if)#switchport trunk encapsulation dot1q

Switch(config-if)#switchport mode trunk

Switch(config-if)#switchport trunk allowed vlan all

Switch(config-if)#int f0/3

Switch(config-if)#no shutdown

Switch(config-if)#switchport trunk encapsulation dot1q

Switch(config-if)#switchport mode trunk

Switch(config-if)#switchport trunk allowed vlan all

Switch(config-if)#vlan 10

Switch(config-vlan)#vlan 20

Switch(config-vlan)#vlan 30

 

路由器：

Router>

Router>

Router>enable

Router#config

Configuring from terminal, memory, or network [terminal]?

Enter configuration commands, one per line. End with CNTL/Z.

Router(config)#int g0/0

Router(config-if)#no ip address

Router(config-if)#int g0/0.1

Router(config-subif)#enc dot1q 10

Router(config-subif)#ip address 192.168.10.1 255.255.255.0

Router(config-subif)#exit

Router(config)#int g0/0.2

Router(config-subif)#enc dot1q 20

Router(config-subif)#ip address 192.168.20.1 255.255.255.0

Router(config-subif)#exit

Router(config)#int g0/0.3

Router(config-subif)#enc dot1q 30

Router(config-subif)#ip address 192.168.30.1 255.255.255.0

Router(config-subif)#exit

Router(config)#

Router(config)#int g0/0

Router(config-if)#no sh

Router(config-if)#no shutdown