# PoE

## 1. Summary

This page is for configuring PoE control.

## 2. Top page

This is the top page for PoE control.

### 2.1. System settings

- The system settings for PoE control are displayed.
  The items in the table are explained as follows:

  - PoE power supply for the entire system

  - Guard band

- Press the "Setting" button to display the page for configuring the system settings for PoE.

### 2.2. Interface settings

- The PoE power supply function settings for the interface are displayed.
  The items in the table are explained as follows:

  - Port
    Displays the port interface name.

  - PoE supply
    Displays the PoE power supply function settings for the target interface.

  - Priority
    Displays the power supply priority for the target interface.

  - Continuous PoE
    Displays the continuous PoE function settings for the target interface.

  - Description
    Displays the description of the PD device connected to the PoE port.

- Press the "Return to defaults" button to initialize the settings for all interfaces with the check box selected.

- Press the "Specify all" button to configure the settings for all interfaces with the check box selected.

- Press the "Setting" button to display the page for configuring the selected interface settings.

## 3. System settings page

This page is for configuring PoE control for the system.
Enter the settings, and then press the "Confirm" button.
If there are no mistakes in the input content of the confirmation screen, press the "OK" button.

### 3.1. System settings

- PoE supply for entire system
  Specify whether to enable or disable the PoE power supply function for the entire system.
  Even if the PoE power supply function for the entire system is enabled, if each port’s function is disabled, the PoE power supply function for that port is disabled.

- Guard band
  Specify the guard band.
  The guard band is a margin against the upper limit of the available power supply set to prevent unexpected power outages.
  If the available power supply falls below the guard band, power does not supply even if a new PD device is connected to a PoE port.
  If 0W is specified, the guard band does not work.

## 4. Interface settings page

This page is for configuring PoE control for the interface.
Enter the settings, and then press the "Confirm" button.
If there are no mistakes in the input content of the confirmation screen, press the "OK" button.

### 4.1. Interface settings

- PoE supply
  Specify whether to enable or disable the PoE power supply function for the target interface.
  The power supply continues even if the port is in a shutdown state. However, if the PoE power supply function for the entire system is disabled, power is not supplied.

- Priority
  Specify the power supply priority for the target interface.
  If the total power supply to all ports exceeds the upper limit of the available power supply, the port’s power supply with the lowest priority stops.

- Continuous PoE
  Specify whether to enable or disable the continuous PoE function for the target interface.
  For a port where continuous PoE is enabled, the power supply continues to the port while the switch is restarted by a firmware update or reload command.

- Description
  Specify the description of the PD device connected to the PoE port.

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