对交换机的配置：

Switch

Switch

Switch

Switchen

Switch

Switchen

Switch#conf t

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

Switch(config)#exit

%SYS-5-CONFIG_I: Configured from console by console

Switch#vlan d

Switch#vlan database

% Warning: It is recommended to configure VLAN from config mode,

as VLAN database mode is being deprecated. Please consult user

documentation for configuring VTP/VLAN in config mode.

Switch(vlan)#vlan 2 name a

VLAN 2 added:

Name: a

Switch(vlan)#vlan 3 name b

VLAN 3 added:

Name: b

Switch(vlan)#exit

APPLY completed.

Exiting....

Switch#conf t

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

Switch(config)#int vlan 2

%LINK-5-CHANGED: Interface Vlan2, changed state to upSwitch(config-if)#

Switch(config-if)#no shu

Switch(config-if)#int vlan 3

%LINK-5-CHANGED: Interface Vlan3, changed state to upSwitch(config-if)#

Switch(config-if)#no shu

Switch(config-if)#int f0/1

Switch(config-if)#sw m ac

Switch(config-if)#sw ac vlan 2

%LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan2, changed state to upSwitch(config-if)#

Switch(config-if)#int f0/2

Switch(config-if)#sw m ac

Switch(config-if)#sw ac vlan 3

%LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan3, changed state to upSwitch(config-if)#

Switch(config-if)#int f0/3

Switch(config-if)#sw m ac

Switch(config-if)#sw ac vlan 2

Switch(config-if)#int f0/4

Switch(config-if)#sw m ac

Switch(config-if)#sw ac vlan 3

Switch(config-if)#int f0/5

Switch(config-if)#no shu

Switch(config-if)#sw m ac

Switch(config-if)#sw m tr

Switch(config-if)#exit

Switch(config)#exit

%SYS-5-CONFIG_I: Configured from console by console

Switch#

对路由器的配置：

Press RETURN to get started!

Router

Router

Routeren

Router#conf t

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

Router(config)#int f0/0

Router(config-if)#no shu

%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up

Router(config-if)#no ip ad

Router(config-if)#no ip address

Router(config-if)#int f0/0.1

%LINK-5-CHANGED: Interface FastEthernet0/0.1, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0.1, changed state to upRouter(config-subif)#

Router(config-subif)#en

Router(config-subif)#encapsulation d

Router(config-subif)#encapsulation dot1Q 2

Router(config-subif)#ip ad

Router(config-subif)#ip address 192.168.1.1 255.255.255.0

Router(config-subif)#int f0/0.2

%LINK-5-CHANGED: Interface FastEthernet0/0.2, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0.2, changed state to upRouter(config-subif)#

Router(config-subif)#en

Router(config-subif)#encapsulation d

Router(config-subif)#encapsulation dot1Q 3

Router(config-subif)#ip ad

Router(config-subif)#ip address 192.168.2.1 255.255.255.0

Router(config-subif)#exit

Router(config)#

我是在模拟器上做的，你可以看看这些命令，要是不明白的话再问吧。

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