Which IEEE standard protocol is initiated as a result of successful DTP completion in a switch over FastEthernet?

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问题 Which IEEE standard protocol is initiated as a result of successful DTP completion in a switch over FastEthernet?

选项 A、 802．3ad
B、 802．1w
C、 802．1Q
D、 802．1d

答案C

解析动态中继协议DTP，是 VLAN 组中思科的私有协议，主要用于协商两台设备间链路上的中继过程及中继封装 802．1Q 类型。

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思科640802

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