选择题 .  交换机命令show interfaces type 0/port # show switchport trunk用于显示中继连接的配置情况，下面是显示例子：
    2950#show interfaca fastEthernet0/1 switchport
    Name：fa0/1
    Switchport：Enabled
    Administrative mode：trunk
    Operational Mode：trunk
    Administrative Trunking Encapsulation：dot1q
    Operational Trunking Encapsulation：dotlq
    negotiation of Trunking：Disabled
    Access Mode VLAN:0((Inactive))
    Trunking Native Mode VLAN:1(default)
    Trunking VLANs Enabled:ALL
    Trunking VLANs Active:1,2
    Pruning VLANs Enabled:2-1001
    Priority for untagged frames:0
    Override vlan tag priority:FALSE
    Voice ULAN:none
    在这个例子中，端口fa0/1的链路模式被设置为______状态，默认的VLAN是______。24.