Question
In a lab, two routers are connected directly together using serial interfaces in a back-to-back configuration. No external DCE devices are being used. What additional command is needed to bring this link up?

A. serial up


B. clockrate


C. clock rate


D. dce rate


E. dte rate
Answers
C
Explanation:
The clock rate command (two words), is used to provide clocking on a line where no DCE device is located. Clocking must be provided by one end of this link. Normally in a point to point HDLC or PPP connection the clock rate is supplied by the network provider.

Incorrect Answers:


A. This is an invalid command


B. This command will not work. The clock rate command must use two words.
D, E. These are invalid commands.   Your Comment




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