shutdown
This command disables the specified interface. Use the no form of this command to enable the interface.
Syntax
shutdown no shutdown
No arguments exist for this command.
Default
When creating a new interface, it is disabled by default.
Command Mode
Privileged User
Example
This example enables L2TP 3.
# configure data (config data) # interface l2tp 3 (conf-if-L2TP 3)# no shutdown