实验四 配置primary VLAN和secondary VLAN

 

    主附vlan一般用于一个网络段的情况，主vlan和子vlan间可以访问，
而子vlan之间是不能访问的。

[SwitchA]vlan 2
[SwitchA-vlan2]port ethernet 0/5 to ethernet 0/6

[SwitchA]vlan 3
[SwitchA-vlan3]port ethernet 0/7 to ethernet 0/8

[SwitchA]vlan 5
[SwitchA-vlan5]port ethernet 0/1 to ethernet 0/4
[SwitchA-vlan5]isolate-user-vlan enable          ;vlan5是主vlan
[SwitchA-vlan5]quit

[SwitchA]isolate-user-vlan 5 secondary 2,3       ;vlan2,3是子vlan

[SwitchB]vlan 2
[SwitchB-vlan2]port ethernet 0/5 to ethernet 0/6

[SwitchB]vlan 3
[SwitchB-vlan3]port ethernet 0/7 to ethernet 0/8

[SwitchA]vlan 4
[SwitchB-vlan4]port ethernet 0/1 to ethernet 0/4
[SwitchB-vlan4]isolate-user-vlan enable          ;vlan4是主vlan
[SwitchB-vlan4]quit

[SwitchB]isolate-user-vlan 4 secondary 2,3       ;vlan2,3是子vlan