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Digital Transmission Interface Operational Mode Commands

Table 57 summarizes the command-line interface (CLI) commands you can use to monitor and troubleshoot digital transmission interfaces (T1, E1, T3, and E3). Commands are listed in alphabetical order.

Table 57: Digital Transmission Interface Operational Mode Commands

Task

Command

Display status information about T1 or E1 interfaces.

show interfaces (T1 or E1)

Display status information about T3 or E3 interfaces.

show interfaces (T3 or E3)

Note: Because the output for the E1 and T1 interfaces is almost identical, the command and output are explained once, with notations included for any differences. The same is true for the E3 and T3 interfaces.


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