loadingno snmp trap link-status
!--将端口GigabitEthernet3/3指定至VLAN 70 !
interface GigabitEthernet3/4
switchport access vlan 80
no snmp trap link-status
!--将端口GigabitEthernet3/4指定至VLAN 80 !
interface GigabitEthernet3/5
switchport access vlan 90
no snmp trap link-status
!--将端口GigabitEthernet3/5指定至VLAN 90 !
interface GigabitEthernet3/6
switchport trunk encapsulation dot1q
！--启用802.1Q Trunk封装协议，即在该端口创建Trunk
switchport trunk allowed vlan 1-80
！--允许vlan 1-90在该中继线通讯
！--可以拒绝或允许某个VLAN访问该Trunk
！--从而确保未被授权的VLAN通过该Trunk，实现VLAN访问安全
switchport mode trunk
！--将该端口设置为Trunk
description netcenter
no snmp trap link-status !
interface Vlan1
description netmanger
no ip address !
!--对VLAN1进行描述
interface Vlan10
description network center
no ip address
!--对VLAN2进行描述 !
interface Vlan20
description computer center
no ip address !
interface Vlan30
description network lab
no ip address !
interface Vlan40
description huaxuelou
no ip address !
interface Vlan50
description wulilou
no ip address !
interface Vlan60