802.3AF calls for power to be on the data wires http://standards.ieee.org/getieee802/download/802.3af-2003.pdf
Table 33C.1 and 33C.2 on page 90 clearly states that in mode A Terminal A is on pin 3 Terminal B is on pin 6 Terminal C is on pin 1 Terminal D is on pin 2 There is a mode B which uses 4,5,7,8 Endpoint based POE may support either A or B, while midspan can only support option B (Page 29). Harry On Mon, 2004-11-08 at 13:53 -0700, Kevin P. Fleming wrote: > Paul Rodan wrote: > > It actually uses 2 wires for positive and 2 wires for ground/negative? So > > it's combing 2 wires (instead of 1) to deliver more power? > > I believe so, although apparently there is a configuration where the > power is present on the data wires instead... I've never seen that though. > > > Which 2 are positive and which 2 are negative/ground? > > I do not know for sure... I'm looking at a page that says 4/5 are > positive, and 7/8 are negative. It must be correct, because it's a page > on how to build your own injectors/splitters :-) > > http://www.nycwireless.net/poe/ > _______________________________________________ > Asterisk-Users mailing list > [EMAIL PROTECTED] > http://lists.digium.com/mailman/listinfo/asterisk-users > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > -- Harry McGregor, Computing Manager Tucson Support Group - U.S. Geological Survey University of Arizona - Environment and Natural Resource Building 520-670-5574 (office) - [EMAIL PROTECTED] 520-661-7875 (Cell) - [EMAIL PROTECTED] The opinions/statements expressed herein are my own and should not be taken as a position, opinion, or endorsement of the University of Arizona or the U.S. Geological Survey. _______________________________________________ Asterisk-Users mailing list [EMAIL PROTECTED] http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users