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Exam JN0-649 topic 1 question 57 discussion

Actual exam question from Juniper's JN0-649
Question #: 57
Topic #: 1
[All JN0-649 Questions]

You are deploying IP phones in your enterprise network that must receive their power through their Ethernet connection. You are using your EX Series switch's PoE ports that support IEEE 802.3af.
In this scenario, what is the maximum amount of power allocated to each interface?

  • A. 10.2 W
  • B. 15.4 W
  • C. 30 W
  • D. 50 W
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Suggested Answer: B 🗳️
by penguin02007 at Dec. 5, 2022, 8:40 a.m.

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harrypogi
3 months, 4 weeks ago
Selected Answer: B
B is correct
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dragossky
1 year ago
Selected Answer: B
PoE was first defined in the IEEE 802.3af standard, which supplied up to 15.4 W of power to a connected powered device. Subsequent versions increased the amount of power that can be supplied to a powered device, as follows:
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penguin02007
1 year, 1 month ago
B. 802.3af can deliver a max of 15.4W
upvoted 1 times
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