单选题Communication with a remote host has failed. Which command is LEAST helpful in isolating the failure?（）Aping RemoteHostName Bping RemoteHostIPaddr Cnslookup RemoteHostName Dping lo0
题目
单选题
Communication with a remote host has failed. Which command is LEAST helpful in isolating the failure?（）
A
ping RemoteHostName
B
ping RemoteHostIPaddr
C
nslookup RemoteHostName
D
ping lo0
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参考答案和解析
正确答案：
C
解析：
暂无解析