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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 & a$ D5 x8 Y; k8 t, X/ o' t
) C2 H. k6 n1 }' }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?
9 ?, O- G' U& e例如:
4 q3 t4 K# C9 i5 D0 V; q l) X$ C/ D7 ]Which two statements correctly describe characteristics of the PortFast feature? (Choose two.)
' M' b7 | E$ } a1 }$ FA. STP will be disabled on the port.9 U2 {. K& ? B% J; n" {
B. PortFast can also be configured on trunk ports., t( Q* e% Y0 Z' ]( }1 _$ _+ p
C. PortFast is required to enable port-based BPDU guard.
* y' n1 l0 v- r& f7 M& ]D. PortFast is used for both STP and RSTP host ports.
& e; y2 H' j, ^2 n$ W& v( CE. PortFast is used for STP-only host ports.
. t) X4 I( }. y3 k- B1 N' ?$ E9 j出现过2次,一个选BD 一个是CE???????
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