Power of Ethernet PoE

Question 1

Standard PoE Voltage

Answer 1

48V

Question 2

Passive PoE Voltage

Answer 2

24V

Question 3

How does Poe determine how much Watts to send to a device?

Answer 3

Sends a pulse if using the 802.3AF-2003 (PoE) standard or LLDP if using 802.3AT-2009 (PoE+) or newer

Question 4

What is Cisco’s proprietary protocol

Answer 4

Cisco Inline Power (note older than PoE, not standard)

Question 5

802.3AF-2003 (PoE) max wattage

Answer 5

15.4w

Question 6

802.3AT-2009 (PoE+) max wattage

Answer 6

30w

Question 7

802.3BT Type 3 (4PPOE) max wattag

Answer 7

60w

Question 8

802.3BT Type 4 max wattage

Answer 8

100w

Question 9

View available watts and port usage

Answer 9

Privilege mode > show power inline

Question 10

Configure PoE settings for an individual interface

Answer 10

Interface config > power line ?