CWNA-108 · Question #102
A dual-band 802.11ac AP must be powered by PoE. As a class 4 device, what power level should be received at the AP?
The correct answer is B. 25. 5W. Similar to a PoE network switch, the PoE plus switch also supplies power over two pairs, but it adds an additional power class that is able to deliver power up to 25.5W for a PD with a voltage range from 42.5V to 57V. The max power delivered by each port of a PoE+ switch is…
Question
A dual-band 802.11ac AP must be powered by PoE. As a class 4 device, what power level should be received at the AP?
Options
- A30 W
- B
- 5W
- C15.4 W
- D12.95 W
How the community answered
(44 responses)- A18% (8)
- B70% (31)
- C5% (2)
- D7% (3)
Explanation
Similar to a PoE network switch, the PoE plus switch also supplies power over two pairs, but it adds an additional power class that is able to deliver power up to 25.5W for a PD with a voltage range from 42.5V to 57V. The max power delivered by each port of a PoE+ switch is 30W, along with a voltage range from 50V to 57V.
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