问题:
The ping loopback hangs with no output.
Which of the following is the most likely cause?()
A . The loopback interface is down and resolv.conf is configured.
B . The loopback is not in /etc/hosts and resolv.conf is configured.
C . The loopback interface is down and resolv.conf is not configured.
D . The loopback is not in /etc/hosts and resolv.conf is not configured.
The ping loopback hangs with no output.
Which of the following is the most likely cause?()
● 参考解析
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