no shutdown Configuration Command
no shutdown CISCO Switch Command in Linux
Explanation
To restart/restore the interface which was shutdown, use 'no shutdown' command in privileged mode.
Usage:
no shutdown
Example:
HSCRIPTS#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
HSCRIPTS(config)#interface GigabitEthernet0/6
HSCRIPTS(config-if)#no shutdown
HSCRIPTS(config-if)#exit
The interface "GigabitEthernet0/6" will be resumed from the shutdown state.