多项选择题
Which two commands correctly verify whether port security has been configured on port FastEthernet 0/12 on a switch?（）
A.SW1#show swithport port-security interface FastEthernet 0/12
B.SW1#show swithport port-secure interface FastEthernet 0/12
C.SW1#show port-secure interface FastEthernet 0/12
D.SW1#show running-config
相关考题
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多项选择题
下面接口为物理接口的有（）。
A.dialer
B.语音接口
C.serial口
D.子接口
E.CE1/PRI接口
F.虚拟接口模板
G.ISDNBRI接口
H.备份中心逻辑通道 -
多项选择题
Which of the following statements are true regarding bridges and switches?（）
A.Switches are primarily software based while bridges are hardware based.
B.Both bridges and switches forward Layer 2 broadcasts.
C.Bridges are frequently faster than switches.
D.Switches have a higher number of ports than most bridges.
E.Bridges define broadcast domains while switches define collision domains.
F.Both bridges and switches make forwarding decisions based on Layer 2 addresses. -
单项选择题
In the implementation of VLSM techniques on a network using a single Class C IP address, which subnet mask is the most efficient for point-to-point serial links（）。
A.255.255.255.0
B.255.255.255.240
C.255.255.255.248
D.255.255.255.252
E.255.255.255.254
