POWER OVER ETHERNET METHOD, APPARATUS, DEVICE, AND SYSTEM
The present invention provides a power over Ethernet method, apparatus, device, and system, so as to reduce an effect of a high-power Ethernet powered device on a low-power Ethernet powered device. In the present invention, when a power supply mode of an Ethernet power sourcing equipment is a first...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | The present invention provides a power over Ethernet method, apparatus, device, and system, so as to reduce an effect of a high-power Ethernet powered device on a low-power Ethernet powered device. In the present invention, when a power supply mode of an Ethernet power sourcing equipment is a first power supply mode, a power supply priority of a high-power Ethernet powered device whose power is supplied by the Ethernet power sourcing equipment is set to a lowest priority, where the high-power Ethernet powered device is an Ethernet powered device whose power requirement is greater than a set value; when a new Ethernet powered device is connected to the Ethernet power sourcing equipment, a power supply priority of the new Ethernet powered device is determined according to the power supply mode of the Ethernet power sourcing equipment and a power requirement of the new Ethernet powered device; and it is determined, according to a used power of the Ethernet power sourcing equipment, a power supply priority of an Ethernet powered device whose power is supplied by the Ethernet power sourcing equipment, the power supply priority of the new Ethernet powered device, and a maximum output power of the Ethernet power sourcing equipment, whether the Ethernet power sourcing equipment supplies power to the new Ethernet powered device. |
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