求助题库第281题
本帖最后由 sdwchow 于 2011-12-17 12:15 编辑QUESTION 281
Which two statements correctly describe characteristics of the PortFast feature? (Choose two.)A. STP will be disabled on the port.
B. PortFast can also be configured on trunk ports.
C. PortFast is required to enable port-based BPDU guard.
D. PortFast is used for both STP and RSTP host ports.
E. PortFast is used for STP-only host ports.
Answer: BD
Section: Mixed Practice Questions 3
这里答案c为什么不正确，“要开启port-based bpdu guard功能需要portfast"我这么理解没错吧！
C. PortFast is required to enable port-based BPDU guard.
翻译：使用PortFast需要先开启基于端口的 BPDU保护。
你的理解反了。 英语没学好就是这个效果啊{:soso_e128:}
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