Cisco PT 案例四：VLAN（Access模式实践）
环境
- 创建VLAN 2和VLAN 3
- 将部门PC对应端口划分到相应的VLAN中
PC设置
192.168.1.2 //PC0
192.168.1.3 //PC1
192.168.1.4 //PC2
192.168.1.5 //R0
//子网掩码和网关
255.255.255.0
192.168.1.1
Switch0配置
Switch>en // 进入特权模式
Switch#conf t // 进入全局配置模式命令缩写
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#vlan 2
Switch(config-vlan)#exit
Switch(config)#vlan 3
Switch(config-vlan)#exit
Switch(config)#inter f0/1
Switch(config-if)#switchport access vlan 2
Switch(config-if)#exit
Switch(config)#inter f0/2
Switch(config-if)#switchport access vlan 2
Switch(config-if)#exit
Switch(config)#inter f0/3
Switch(config-if)#switchport access vlan 3
Switch(config-if)#exit
Switch(config)#inter f0/4
Switch(config-if)#switchport access vlan 3
Switch(config-if)#exit
Switch(config)#exit
Switch#
%SYS-5-CONFIG_I: Configured from console by console
Switch#show vlan brief
VLAN Name Status Ports
---- -------------------------------- --------- -------------------------------
1 default active Fa0/5, Fa0/6, Fa0/7, Fa0/8
Fa0/9, Fa0/10, Fa0/11, Fa0/12
Fa0/13, Fa0/14, Fa0/15, Fa0/16
Fa0/17, Fa0/18, Fa0/19, Fa0/20
Fa0/21, Fa0/22, Fa0/23, Fa0/24
Gig1/1, Gig1/2
2 VLAN0002 active Fa0/1, Fa0/2
3 VLAN0003 active Fa0/3, Fa0/4
1002 fddi-default active
1003 token-ring-default active
1004 fddinet-default active
1005 trnet-default active
Switch#
测试
PC0(命令提示符CMD下)
ping 192.168.1.3 //链路通
ping 192.168.1.4 //链路不通
PC2(命令提示符CMD下)
ping 192.168.1.2 //链路不通
ping 192.168.1.5 //链路通