nanog mailing list archives

Re: Custom Wireless Solution


From: Eric Whitehill <eric () botbay net>
Date: Mon, 23 Apr 2001 09:35:05 -0400 (EDT)


A company I used to work for used Breezecom equipment
(http://www.breezecom.com) for their wireless solutions.  The overall
package for each radio was about $500 for the basic equipment, but you can
get the Antenna and radio (per site) for about $1500.  The equipment
itself is pretty reliable, but some of it also depends upon who you have
behind the console.  The transmission itself is pretty secure (2.4 Ghz if
memory serves me)  The equipment from what I have been told was originally
designed for use by the Israeli army, and then was turned public.  If you
have line of sight, it shouldn't be that bad, but at 6 miles, you
shouldn't even need an amp for the signal. (keyword:shouldn't)

Good luck.

-Eric

On Sun, 22 Apr 2001, Dominic J. Eidson wrote:

Date: Sun, 22 Apr 2001 21:19:12 -0500 (CDT)
From: Dominic J. Eidson <sauron () the-infinite org>
To: Wojtek Zlobicki <wojtekz () idirect com>
Cc: nanog () merit edu
Subject: Re: Custom Wireless Solution


On Sun, 22 Apr 2001, Wojtek Zlobicki wrote:

I saw this question posed on on the forums at AnandTech.com and would
love to see if it is plausible.

Oh, quite.

Here is my question: What equipment could I use to do this? I found
some stuff on cisco's site, but it costs about $8000. The speed does
not have to be supper fast, but I would like to have something at
least the speed of ISDN.

Cisco BR340's - they're $900/each, and work well in bridge mode. As
someone already stated, make sure you get some good high-gain (and
narrow-beam directional - we use 10 degree yagi) antenna's.

Is this plausible.  Is there any technology out there that uses public
spectrum over a 6 mile distance ?

With line of sight, they claim they can go 9+ miles. Of course, weather
does affect it - one of our spans tends to go down when there's just the
right kind of heavy rain.

Theoretic speed is 11Mbit/sec - effective (real) speed is about
6Mbit/sec. (YMMV, that's on a 1/2 mile span)





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