Dell PowerConnect 5548 User Guide - Page 159

• Faulty - The power supply unit is functioning, but an error has occurred, for example, a power overload or a short circuit. - Nominal Power - The actual amount of power the device can supply, in watts. - Consumed Power - The amount of the power used by the device, in watts. 3 Enter the following parameters: - System Usage Threshold (1-99 Percent) - Enter the percentage of power consumed before a trap is generated. - Traps - Enable/disable traps if system usage goes over the threshold. The possible options are: • Enable - Enables PoE traps on the device. If traps are enabled, you must also enable SNMP, and configure at least one SNMP notification recipient. • Disable - Disables PoE traps on the device. 4 To view PoE port settings for a unit in the stack, select its Unit ID. The port PoE parameters are displayed for all ports on the unit. The fields displayed in this block are described in the Edit page. 5 To set PoE settings for a port, click Edit. 6 Select a port in the Port field, and enter the following PoE parameters for the PDs connected to this port. - PoE Admin Status - Select the device PoE mode. The possible options are: • Auto - Enables the Device Discovery protocol, and provides power to the device using the PoE unit. The Device Discovery Protocol enables the device to discover Powered Devices attached to the device interfaces, and to learn their classification. • Never - Disables the Device Discovery protocol, and stops the power supply to the device using the PoE module. - Power Priority Level - Enter the priority that determines the power that is used if the power supply is from Critical to Low. If, for example, the power supply is running at 99% usage, and port 1 is prioritized as Critical, but port 3 is prioritized as Low, port 1 is will receive power before port 3. Dell PowerConnect 55xx Systems User Guide 159