Command
shutdown
Use
This command will administratively disable an interface. Alternatively, you can enable the interface by negating the command using no shutdown.
Syntax
Router(config-if)#shutdown
OR
Router(config-if)#no shutdown
Example
In the below example, we shutdown R1’s Fa0/0 interface and then enable the interface again.
R1(config)#int fa0/0 R1(config-if)#do show ip int br R1(config-if)#no shut R1(config-if)#do show ip int br |