Cisco 802.3af Detailed Introduction

802.3AF supports two modes of power supply, 1236 or 4578. Supports 5 power supply levels:

0: Default 15.4W

1:4w

2:7w

3:15.4w

4: Not defined, extended use.

Cisco's previous Ethernet power was 6.3W

Cisco's previous Ethernet ┑ paragraph 跞, lt;br/>power panel uses 45, 78 power.

The inline power uses 12, 36, and needs to be combined with CDP.

Full support for 802.3AF products are as follows:

Catalyst 6000 Platform:

Ws-x6148-45af

Ws-x6148-21af

Need to add a child card: WS-F6K-FE48-AF

Ws-x6148-ge-45af

Ws-x6548-ge-45af

Need to add a child card: WS-F6K-GE48-AF

WS-X6148X2-45AF need to add a child card Ws-f6k-fe96-af

Software version: 12.2 (17b) Sxa and above

Catalyst 4500 Platform:

ws-x4248-rj45v

Ws-x4248-rj21v

ws-x4548-gb-rj45v

3750 Switch, 3560 switch

The software version requires IOS 12.2 (1) EW or CatOS 8.3 GLX

The 3550 and Ethernet switching modules support only pre-Poe standards, Cisco's previous Ethernet power technology. 3550PWR can support 24-port 15.4W or 48-port 7.7W.