You type the following command into the router and receive the following output:
Router#show serial 0/0
% Invalid input detected at '^' marker.
Why was this error message displayed?
A. You need to be in privileged mode.
B. You cannot have a space between serial and 0/0.
C. The router does not have a serial0/0 interface.
D. Part of the command is missing.
Answer & Explanation
Answer: Option D
You can view the interface statistics from user mode, but the command is show interface serial 0/0.