A network administrator is adding 24 – 802.3af class 2 VoIP phones and needs to purchase a
single PoE switch to power the phones. Which of the following is the MINIMUM PoE dedicated
wattage the switch supports to power all of the phones at full power?

A.
96W

B.
168W

C.
240W

D.
369.6W

Explanation:

The switch supports 168W to power all the phones at full power.