LP: The POE of all downlink ports is not full load P: All downlink ports can get full POE load HP: All downlink POE+ ports are fully load UP: Some downlink ports have the power supplycapacity of 60W or 90W PoE Full Load • Definition: A PoE switch or injector is considered to be operating at full load when it is providing the maximum power output to all of its connected PoE-powered devices(PDs). • Example: If a PoE switch has 24 ports, each capable of delivering 30W according to the802.3at (PoE+) standard, then the switch is at full load when all 24 ports aresupplying 30W of power to the connected devices. • PoE Standards: The current PoE standards include: ○ 802.3af(PoE): up to 15.4W per port. ○ 802.3at(PoE+): up to 30W per port. ○ 802.3bt(PoE++): up to 90W per port. |
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