[wplug] Cat5 wiring between buildings

[G.Pitman]

Lightening suppressors are common for outdoor access points.
an example http://www.afar.net/surge-suppressors/ethernet/

On Mon, May 25, 2009 at 4:07 PM, Eric Cooper <ecc at cmu.edu> wrote:

> I have Ethernet switches in 2 buildings connected by a long run of
> Cat5 cable, running through a buried conduit.  Normally this has been
> working fine, but after yesterday's thunderstorm I found that the
> switch port on one end of this connection had been fried.  (The rest
> of that switch was fine, as was the one on the other end of the link.)
> I've had one other switch completely fail after a storm, too.
>
> So, for any of you EEs out there: am I right in assuming that the long
> run of cable picked up a voltage spike during the storm?  If so, is
> there any kind of isolation or lightning protection I can use on the
> inter-building link that won't cost more than simply replacing the
> switch every couple of years?
>
> --
> Eric Cooper             e c c @ c m u . e d u
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>



-- 
"There's plenty of room for all God's creatures... Right next to the mashed
potatoes."
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