# Managing switch PoE

Use this procedure to display and manage Power over Ethernet (PoE) for a switch unit.

## Procedure

1. From the Device Physical View, click a switch unit with PoE ports.
2. From the navigation tree, click Edit.
3. In the Edit tree, click Unit.
4. In the work area, click the PoE tab.
5. In the UsageThreshold%, type a value.
6. Perform one of the following:

   - To enable the sending of traps if the switch power usage exceeds the configured threshold percentage, select the NotificationControlEnable check box.

     OR

   - To disable the sending of traps if the switch power usage exceeds the configured threshold percentage, clear the NotificationControlEnable check box.

7. In the PoweredDeviceDetectType section, click a radio button.
8. On the toolbar, click Apply.

## PoE tab field descriptions

The following table outlines the parameters of the PoE tab.

Name | Description
--- | ---
Power(watts) | Displays the total power (in watts) available to the switch.
OperStatus | Displays the power state of the switch: on off faulty
ConsumptionPower(watts) | Displays the power (in watts) being used by the switch.
UsageThreshold% | Lets you set a percentage of the total power usage of the switch above which the system sends a trap. Important You must enable the traps (NotificationControlEnable) to receive a power usage trap.
NotificationControlEnable | Lets you enable or disable sending traps if the switch power usage exceeds the percentage set in the UsageThreshold% field.
PoweredDeviceDetectType | Lets you set the power detection type that the switch uses to detect a request for power from a device connected to all ports on the switch: 802.3af 802.3af and legacy support
PowerPairs | A read-only field that displays the status of the RJ-45 pin pairs that the switch uses to send power to the ports on the switch.