[151730] in North American Network Operators' Group
Re: airFiber (text of the 8 minute video)
daemon@ATHENA.MIT.EDU (Anurag Bhatia)
Thu Mar 29 15:37:54 2012
In-Reply-To: <CAD_uLpO4NFWXUGmCxBs-JE+bK1aaBns3qr=jVTC_r1o0_6zXew@mail.gmail.com>
Date: Fri, 30 Mar 2012 01:06:53 +0530
From: Anurag Bhatia <me@anuragbhatia.com>
To: Oliver Garraux <oliver@g.garraux.net>
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Probably it will be a good alternate to FSO based laswer links for
backhual. Probably cheaper & more reliable solution then hanging lasers
between towers for backhaul?
On Fri, Mar 30, 2012 at 1:03 AM, Oliver Garraux <oliver@g.garraux.net>wrote:
> > Also keep in mind this is unlicensed gear (think unprotected airspace).
> Nothing stops everyone else in town from throwing one up and soon you're
> drowning in a high noise floor and it goes slow or doesn't work at all.
> Like what's happened to 2.4GHz and 5.8GHz in a lot of places. There's few
> urban or semi-urban places where you still can use those frequencies for
> backhaul. The reason why people pay the big bucks for licenses and gear for
> licensed frequencies is you're buying insurance it's going to work in the
> future.
> >
> > Greg
>
> I was at Ubiquiti's conference. I don't disagree with what you're
> saying. Ubiquiti's take on it seemed to be that 24 Ghz would likely
> never be used to the extent that 2.4 / 5.8 is. They are seeing 24 Ghz
> as only for backhaul - no connections to end users. I guess
> point-to-multipoint connections aren't permitted by the FCC for 24
> Ghz. AirFiber appears to be fairly highly directional. It needs to
> be though, as each link uses 100 Mhz, and there's only 250 Mhz
> available @ 24 Ghz.
>
> It also sounded like there was a decent possibility of supporting
> licensed 21 / 25 Ghz spectrum with AirFiber in the future.
>
> Oliver
>
>
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Anurag Bhatia
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