WhatarethreecharacteristicsofRIPv2?（）
A
B
C
D
E
Whichtwostatementsaretrueabouttheconfigureexclusivecommand?（）
A. Itallowsuserstoretainalluncommittedchangeswhenexitingexclusiveconfigurationmode.
B. Itallowsmultipleuserstoeditprivatecopiesoftheconfigurationconcurrently.
C. Itcausesthelossofalluncommittedchangeswhenexitingexclusiveconfigurationmode.
D. Itexcludesotherusersfromeditingtheconfiguration.
我国实行间接选举的有（）。
A. 乡人大代表
B. 县人大代表
C. 省人大代表
D. 全国人大代表
E. 地级市的人民代表
TwoLevel2routersareexchangingHellopacketswithdifferentAreaIDs.Whatoccursbetweentheserouters?（）
AnAdjacencyforms.
B. AnAdjacencydoesnotform.
C. AnAdjacencyformsbuttrafficisnotforwarded.
D. NoIS-ISPDUsaresent.
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