试题详情
- 单项选择题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（）。
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.
- D
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