单项选择题

Userscomplaintheycannotcommunicatewithaserver.ThesystemadministratorsuspectstheremaybeaproblemwiththeEthernetadapterorwiththewayitisconfigured.Whichcommandcanberuntoverifytheadapterisconfiguredcorrectly？（）
A.netstat-in
B.ifconfig-a
C.arp-a
D.cfgmgr

A.ThesystemadministratorsuspectstheremaybeaproblemwiththeEthernetadapterorwiththewayitisconfigured.Whichcommandcanberuntoverifytheadapterisconfiguredcorrectly？（）
A.netstat-in
B.ifconfig-a
C.arp-a
D.cfgmgr
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