H3C S7500 Series Command Manual

Also see for S7500 Series: Operation manual Operation manual Operation manual Operation manual Command manual

H3C S7500 Series Command Manual Manual pdf 14 page image

Command Manual – PoEH3C S7500 Series Ethernet Switches Chapter 1 PoE Configuration Commands1-13By default, the PoE management mode of the switch is manual.This command and the PoE priority settings of PoE ports will work together to controlthe power feeding of the switch when the switch is reaching its full power load in powersupply.z auto mode: When the switch is reaching its full load in supplying power, it will firstsupply power to the PDs that are connected to the ports with critical priority, andsecondly supply power to the PDs that are connected to the ports with high priority.For example, port A has the power priority of critical. When the switch is reachingfull load and a new PD is now added to the port A, the switch will power down a PDthat is connected to a port with the lowest priority and turn to feed this new PD.z manual mode: When the switch is reaching its full load in supplying powerexternally and a new PD is added, it will neither consider the priority nor makechange to its original power supply status; only the information about the newlyadded device is provided. For example, port A has the priority of critical. Whenthe switch is reaching full load and a new PD is now connected to port A, theswitch does not supply power to this new device.Examples# Configure the PoE management mode of the board in slot 3 of the switch to auto. system-viewSystem View: return to User View with Ctrl+Z.[H3C] poe power-management auto slot 31.1.13 poe prioritySyntaxpoe priority { critical | high | low }undo poe priorityViewEthernet port viewParameterscritical: Sets the PoE priority of the port to critical.high: Sets the PoE priority of the port to high.low: Sets the PoE priority of the port to low.DescriptionUse the poe priority command to configure the PoE priority of a port.Use the undo poe priority command to restore the default PoE priority.

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