复制题目向AI提问
A.Switch-3548 #vlan data
Switch-3548 (vlan)#vlan 21 name vl21
Switch-3548 (vlan)#vlan 22 name vl22
Switch-3548 (vlan)#exit
Switch-3548 #configure terminal
Switch-3548 (config)#int f0/1
Switch-3548 (config-if)#switchport access vlan 21
Switch-3548 (config)#int f0/2
Switch-3548 (config-if)#switchport access vlan 22
B.Switch-3548 #vlan data
Switch-3548 (vlan)#set vlan 21 name vl21
Switch-3548 (vlan)#set vlan 22 name vl22
Switch-3548 (vlan)#exit
Switch-3548 #configure terminal
Switch-3548 (config)#int f0/1
Switch-3548 (config-if)#switchport access vlan 21
Switch-3548 (config)#int f0/2
Switch-3548 (config-if)#switchport access vlan 22
C.Switch-3548 #vlan data
Switch-3548 (vlan)#vlan 21 name vl21
Switch-3548 (vlan)#vlan 22 name vl22
Switch-3548 (vlan)#exit
Switch-3548 #configure terminal
Switch-3548 (config)#int f0/1
Switch-3548 (config-if)#switchport allowed vlan 21
Switch-3548 (config)#int f0/2
Switch-3548 (config-if)#switchport allowed vlan 22
D.Switch-3548 #vlan data
Switch-3548 (vlan)#vlan 21 name vl21
Switch-3548 (vlan)#vlan 22 name vl22
Switch-3548 (vlan)#exit
Switch-3548 #configure terminal
Switch-3548 (config)#int f0/1
Switch-3548 (config-if)#switchport access 21
Switch-3548 (config)#int f0/2
Switch-3548 (config-if)#switchport access 22
答案:A。
解析:建立VLAN的命令格式:vlan name
为端口分配VLAN的命令格式为:switchport access vlan
综上只有A项符合。">
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