When using 802.3af inline power, what is the default power wattage that the Catalyst switch
provides to an IP
phone?

A.
0 watts

B.
4 watts

C.
7 watts

D.
15.4 watts

Explanation:
Power classification defines these five classes
• 0 (default): 15.4 W reserved
• 1:4 V
• 2:7 W
• 3: 15.4 W
• 4: Reserved for future expansion