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单项选择题Which IOS user EXEC command will allow a network technician to determine which router in the path to an unreachable network host should be examined more closely for the cause of the network failure?（）

A、TestKingB> telnet

B、TestKingB > ping

C、TestKingB > trace

D、TestKingB > show ip route

E、TestKingB > show interface

F、TestKingB > show cdp neighbors

  • C

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