Perform this procedure to enable Energy Efficient Ethernet (EEE) on a port. The default is disabled.
enable
configure terminal
interface GigabitEthernet {slot/port[/sub-port][-slot/port[/sub-port]][,...][slot/all][all]}
Note
If the platform supports channelization and the port is channelized, you must also specify the sub-port in the format slot/port/sub-port.
energy-saver eee enable