Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
A. sh int s0
B. sh int serial 0
C. show controllers serial 0
D. show serial 0 controllers
Answer: Option C
Solution (By Examveda Team)
Theshow controllers serial 0 command will show you whether either a DTE or DCE cable is connected to the interface. If it is a DCE connection, you need to add clocking with the clock rate command. 
Join The Discussion