show vlan brief 查看当前vlan
vlan部署步骤
1.vlan数据库建立
2.接口加入到相应vlan
vlan 10
name ccna
特权模式下创建
vlan database
vlan 30 name ccna
no vlan 10 删除vlan 10
int f0/1
switchport mode access
switchport acces vlan 10
int range f0/3-5
sw mo acc
sw acc vlan 20
trunk交换机接口运行的一种模式，主要配置在交换机相连接口
int f0/6
switchport model trunk
show int trunk