多项选择题
Which are valid modes for a switch port used as a VLAN trunk? （）
A.transparent
B.auto
C.on
D.desirable
E.blocking
F.forwarding
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相关考题
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填空题
流控的三种方式是（）、（）、（）。 -
多项选择题
Which two values are used by Spanning Tree Protocol to elect a root bridge (Choose two.)（）。
A.amount of RAM
B.bridge priority
C.IOS version
D.IP address
E.MAC address
F.speed of the links -
单项选择题
Which component of VPN technology ensures that data can be read only by its intended recipient?（）
A.dataintegrity
B.encryption
C.keyexchange
D.authentication
