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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()。

题目

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.

参考答案
参考答案:D