Yes,
ONLY 
Shielded Twisted Pair !!!

-Ivan

-----Original Message-----
From: "John Speakman" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Date: Thu, 12 Jun 2003 17:51:17 +0100
Subject: RE: [smartBridges] ethernet port dieing?

> 
> We always use Shielded Twisted Pair (STP) cable between the PoE and the APPO
> and have never seen this problem.
>   -----Original Message-----
>   From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] Behalf Of Bobby Bounds
>   Sent: 12 June 2003 17:30
>   To: [EMAIL PROTECTED]
>   Subject: RE: [smartBridges] ethernet port dieing?
> 
> 
>   We had Qty. 6 units die in the last month for the same reason...the
> Ethernet side of the units died. This nearly wiped us out as we weren't
> expecting such a thing to happen. I'm guessing here...the units cannot
> withstand even small amounts of transient current on the ethernet side. On
> outdoor units there is typically a long run of Ethernet exposed to the open
> air allowing for the opportunity for stray current to induce in the wire.
> Also, not only did our radios blow on several units the hub/router on the
> other end blew as well. We are in Albuquerque, NM so we have thunderstorm
> events, however none of our sites were 'hit' by lightning.it was the
> transient energy in the surrounding atmosphere that did it, we think. On two
> units the A/C to DC transformers blew as well. We lost APPO's in our
> infrastructure so it has taken several weeks to get things back to working
> correctly.
> 
> 
> 
>   Bobby Bounds
> 
>   Airwave Internet, LLC
> 
>   Albuquerque, NM
> 
>   [EMAIL PROTECTED]
> 
> 
> 
> 
> 
> 
> 
>   -----Original Message-----
>   From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of beckman
>   Sent: Thursday, June 12, 2003 10:27 AM
>   To: [EMAIL PROTECTED]
>   Subject: [smartBridges] ethernet port dieing?
> 
> 
> 
>   we have had 3 units die from Ethernet port failure. Is this common? all
> units were installed according to spec, and a APC Ethernet surge protector
> added for extra protection. Antennas were all plastic but we put a ground
> wire on the connector housing. (grounded antennas are code around here)
> 
> 
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