Type the following commands to create/edit the description of the port ‘FastEthernet 0/1’ on CISCO switch or router:
# enable # configure terminal (config)# interface FastEthernet 0/1 (config-subif)# description This is 1st Port of My Switch (config-subif)# end # write
To display a description and a status of an interface, use the ‘show interfaces description‘ command:
# show interfaces FastEthernet 0/1 description Interface Status Protocol Description FastEthernet 0/1 up up This is 1st Port of My Switch