SW1配置：
SW1#vlan database
SW1(vlan)#vlan 10
VLAN 10 added:
Name: VLAN0010
SW1(vlan)#vlan 20
VLAN 20 added:
Name: VLAN0020
SW1(vlan)#vlan 30
VLAN 30 added:
Name: VLAN0030
SW1(vlan)#exit
APPLY completed.
Exiting....
SW1#vlan database
SW1(vlan)#vtp server
Device mode already VTP SERVER.
SW1(vlan)#vtp domain zhen
Changing VTP domain name from NULL to zhen
SW1(vlan)#vtp password cisco
Setting device VLAN database password to cisco.
SW1(vlan)#exit
APPLY completed.
Exiting....
SW1#show vtp status
VTP Version : 2
Configuration Revision : 1
Maximum VLANs supported locally : 256
Number of existing VLANs : 8
VTP Operating Mode : Server
VTP Domain Name : zhen
VTP Pruning Mode : Disabled
VTP V2 Mode : Disabled
VTP Traps Generation : Disabled
MD5 digest : 0x08 0xB4 0x36 0x38 0xE0 0x28 0x51 0x65
Configuration last modified by 0.0.0.0 at 3-1-02 00:03:05
Local updater ID is 0.0.0.0 (no valid interface found)
SW1#conf t
Enter configuration commands, one per line. End with CNTL/Z.
SW1(config)#int f0/1
SW1(config-if)#switchport mode trunk
SW1(config-if)#switchport trunk encapsulation dot1q
SW1(config-if)#int f0/2
SW1(config-if)#switchport mode access
SW1(config-if)#switchport access vlan 10
SW1(config-if)#end
SW1#show int f0/1 switchport
Name: Fa0/1
Switchport: Enabled
Administrative Mode: trunk
Operational Mode: trunk
Administrative Trunking Encapsulation: dot1q
Operational Trunking Encapsulation: dot1q
Negotiation of Trunking: Disabled
Access Mode VLAN: 0 ((Inactive))
Trunking Native Mode VLAN: 1 (default)
Trunking VLANs Enabled: ALL
Trunking VLANs Active: 1,10,20,30
Priority for untagged frames: 0
Override vlan tag priority: FALSE
Voice VLAN: none
Appliance trust: none
SW2配置：
SW2#vlan database
SW2(vlan)#vtp client
Setting device to VTP CLIENT mode.
SW2(vlan)#vtp domain zhen
Changing VTP domain name from NULL to zhen
SW2(vlan)#vtp password cisco
Setting device VLAN database password to cisco.
SW2(vlan)#exit
In CLIENT state, no apply attempted.
Exiting....
SW2#show vtp status
VTP Version : 2
Configuration Revision : 0
Maximum VLANs supported locally : 256
Number of existing VLANs : 5
VTP Operating Mode : Client
VTP Domain Name : zhen
VTP Pruning Mode : Disabled
VTP V2 Mode : Disabled
VTP Traps Generation : Disabled
MD5 digest : 0xD1 0x4D 0x99 0xC4 0x39 0x0F 0x22 0x2F
Configuration last modified by 0.0.0.0 at 0-0-00 00:00:00
SW2#conf t
Enter configuration commands, one per line. End with CNTL/Z.
SW2(config)#int f0/1
SW2(config-if)#switchport mode trunk
SW2(config-if)#switchport trunk encapsulation dot1q
SW2(config-if)#en
SW2#show vlan-sw
VLAN Name Status Ports
---- -------------------------------- --------- -------------------------------
1 default active Fa0/0, Fa0/2, Fa0/3, Fa0/4
Fa0/5, Fa0/6, Fa0/7, Fa0/8
Fa0/9, Fa0/10, Fa0/11, Fa0/12
Fa0/13, Fa0/14, Fa0/15
10 VLAN0010 active
20 VLAN0020 active
30 VLAN0030 active
1002 fddi-default active
1003 token-ring-default active
1004 fddinet-default active
1005 trnet-default active
SW2#conf t
Enter configuration commands, one per line. End with CNTL/Z.
SW2(config)#int f0/2
SW2(config-if)#switchport mode access
SW2(config-if)#switchport access vlan 10
SW2(config-if)#end
客戶機配置：
PC1：
IP：192.168.1.1/24
PC2：
IP：192.168.1.2/24
測試連通性：
PC1#ping 192.168.1.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.1.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 44/76/144 ms