In a switched environment, what does the IEEE 802.1Q standard describe?

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问题 In a switched environment, what does the IEEE 802.1Q standard describe?

选项 A、        the operation of VTP
B、        a method of VLAN trunking
C、        an approach to wireless LAN communication
D、        the process for root bridge selection
E、        VLAN pruning

答案B

解析 IEEE 802.1Q 是一个中继标准
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