题目内容

Usersreportthattheyareunabletoconnecttoaserver.Anadministratorconfirmsthatitisunreachableacrossthenetwork.Otheradministratorshavebeenworkingintheserverroomthroughouttheday.WhichofthefollowingistheNEXTsteptheadministratorshouldtake?()

A. Verifytheconfigurationoftheconnectedportonthenetworkswitch.
B. Reboottheserver.
C. InstallanewNIContheserver.
D. Verifythatnetworkcablesareconnected.

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