2. 职称考试
  3. Refer to the exhibit． A technician is tr

Refer to the exhibit． A technician is tr

天天题库2020-09-17  51
问题 Refer to the exhibit． A technician is troubleshooting a host connectivity problem． The host is unable to ping a  server connected to Switch_A． Based on the results of the testing, what could be the problem?
选项 A、A remote physical layer problem exists．B、The host NIC is not functioning．C、TCP/IP has not been correctly installed on the host．D、A local physical layer problem exists．
答案D
解析主机ping 自己能够ping通自己，但是包无法发送出去，表明自己的物理层有问题存在。而因为能够ping通自己，表明TCP/IP的协议栈运行是良好的。
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