Enable Energy Saver on Ports
About this task
Perform this procedure to enable Energy Saver on a specific port or range of ports.

Note
Energy Saver does not operate on the 5720 Series when you configure local port Auto-Negotiation advertisements to 2500-full or 5000-full.
Before you begin
- 
                    If you have previously enabled Energy Saver globally, you must disable it globally before enabling Energy Saver on individual ports. 
- 
                    If you have previously enabled Efficiency Mode, you must disable it before enabling Energy Saver on individual ports. 
Procedure
Example
Enable energy savings on slot 1 port 2:
Switch:1>enable Switch:1#configure terminal Switch:1(config)#interface GigabitEthernet 1/2 Switch:1(config-if)#energy-saver port 1/2 enable
What to do next
Configure an Energy Saver schedule.
Variable Definitions
The following table defines parameters for the energy-saver command.
| Variable | Value | 
|---|---|
| enable | Enables energy savings on ports. The default is disabled. | 
| {slot/port[/sub-port][-slot/port[/sub-port]][,...]} | Identifies the slot and port in one of the following formats: a single slot and port (slot/port), a range of slots and ports (slot/port-slot/port), or a series of slots and ports (slot/port,slot/port,slot/port). If the platform supports channelization and the port is channelized, you must also specify the sub-port in the format slot/port/sub-port. | 




