show power-over-ethernet


show power-over-ethernet brief


Displays the port power status.

  • PoE Port

    Lists all PoE-capable ports on the switch.

  • Power Enable

    Shows Yes for ports enabled to support PoE (the default) and No for ports on which PoE is disabled.

  • Power Priority

    Lists the power priority (Low, High, and Critical) configured on ports enabled for PoE.

  • Alloc by

    Displays how PoE is allocated (usage, class, value)

  • Alloc Power

    The maximum amount of PoE power allocated for that port (expressed in watts.)Default: 17 watts for PoE; 33 watts for PoE+.

  • Actual Power

    The power actually being used on that port.

  • Configured Type

    If configured, shows the user-specified identifier for the port. If not configured, this field is empty.

  • Detection Status:
    • Searching: The port is trying to detect a PD connection.

    • Delivering: The port is delivering power to a PD.

    • Disabled: On the indicated port, either PoE support is disabled or PoE power is enabled but the PoE module does not have enough power available to supply the port's power needs.

    • Fault: The switch detects a problem with the connected PD.

    • Other Fault: The switch has detected an internal fault that prevents it from supplying power on that port.

  • Power Class Shows the 802.3af power class of the PD detected on the indicated port.
    Power Classes

    Power class



    0.44 to 12.95 watts can be drawn by the PD. Default class.


    0.44 to 3.84 watts


    3.84 to 6.49 watts


    6.49 to 12.95 watts


    For PoE+; up to 25.5 watts can be drawn by the PD

Show power-over-ethernet brief

show power-over-ethernet brief displays this output:

show power-over-ethernet brief command output

You can also show the PoE information by slot:

Showing the PoE information by slot