Cisco实战-配置三层交换的综合案例

no 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