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助理工程师
 
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本帖最后由 leehenwu 于 2011-5-18 15:29 编辑 , Q" g" q E: C0 e( E: H9 l
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642-813 V200 有很多题目重复的,而且同样的题目和选项,选择却是不是不一样的,大家有看到吗?
# d( ?& C% u) L3 C k例如:" U/ l* |0 \2 U8 h9 `
Which two statements correctly describe characteristics of the PortFast feature? (Choose two.)
" v7 F# |* p3 n$ I" lA. STP will be disabled on the port.8 i1 X9 ~! e8 H% ^
B. PortFast can also be configured on trunk ports.
5 E9 e5 T. r+ NC. PortFast is required to enable port-based BPDU guard.
s" K) D8 r& @# w% MD. PortFast is used for both STP and RSTP host ports.
( r& {, K2 X3 N& g8 e9 YE. PortFast is used for STP-only host ports.
6 }. L) ~, u* Q# I8 b0 C* q9 h出现过2次,一个选BD 一个是CE???????
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