The debugging telnet command enables the debugging function of Telnet connection.
The undo debugging telnet command disables the debugging function of Telnet connection.
By default, the debugging of Telnet connection is disabled.
When a Telnet client connection becomes faulty, the network administrator cannot perform local management using Telnet client on the remote device. You can run this command to start the debugging information on the Telnet client connection and rapidly locate faults based on the obtained information.