[Asterisk-biz] Talking of PoE ...

John Daragon john at argv.co.uk
Tue Jul 12 11:08:39 MST 2005


Mark Phillips wrote:
> If your POE switch is a 802.xx (I forget the exact number) compliant 
> device then it will send power down pins 7 and 8. This should be ignored 
> by any non powered devices as they are only interested in pins 1,2,3 and 6.
> 
> I believe that the spec for the 802.xx switch is to kill the power after 
> n seconds if no load is sensed thus preventing damage to the connected 
> device.
> 
> Mark
> 
> John Daragon wrote:
> 
>> We've tracked down an inexpensive 24 port PoE layer 3 managed switch, 
>> now we just need to wire up the Snoms.  Does anyone know, offhand, 
>> where we can get hold of a PoE splitter for the non-PoE Snom handsets 
>> in the UK ?

Yup... What I want to do is to power some non-PoE Snoms from my PoE 
switch. What I need is a gizmo to take the power from the 802.3af cable 
and switch it into whatever socket the non-PoE Snoms use.

jd
-- 

John Daragon                                          john at argv.co.ok
argv[0] limited
Lambs Lawn Cottage,  Staple Fitzpaine,  Taunton,  TA3 5SL,  UK
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