This command is used to specify the IP address of an interface as the source address for global
Telnet connetction. When using the telnet command to log in a Telnet server, apply the global setting
if no source interface or source address is specified. Use the no ip telnet source-interface
command to restore it to the default setting.
The following example configures the IP address of the Loopback1 interface as the source address
for global Telnet connection.
Ruijie(Config)# ip telnet source-interface Loopback 1
You can lock the terminal interface and maintain the session continuity to prevent access to the
interface by setting a temporary password. Take the following steps to lock the terminal interface:
Enter the lock command, and the system will prompt you for a password:
Enter the password, which can be any character string. The system will prompt you to confirm
the password, clear the screen, and display the "Locked" information.
To access the terminal, enter the preset temporary password.
To lock the terminal, run the lockable command in line configuration mode and enable terminal
locking in the corresponding line.