[ale] Fiber optic ethernet

JD jdp at algoloma.com
Thu Feb 28 16:41:20 EST 2013


Ubiquiti is the wifi vendor to look at for long-range, point-to-point, encrypted
bridges. Their devices are not too expensive relative to digging and burying
cable.  If you need speed, bury cable, but if 150Mbps is fine, use wifi with TDMA.

http://www.solidsignal.com/pview.asp?p=NB-5G22&d=Ubiquiti-NB5G22-Nanobridge-M5-Worlds-First-CostEffective-5GHz-MIMO-Bridging-Solution-%28NB5G22%29

http://www.cyberguys.com/product-details/?productid=48078

You need 2 of those for a bridge - $80/ea.
I have not used either seller myself.

You can probably do something a little cheaper with home-class wifi and homemade
parabolas, but it won't be as sturdy, weather proof, or fast.

> Scott Plante <splante at insightsys.com> wrote:
> 
>> Have you considered wireless? I have read a lot of people have had
>> success with homemade "cantennas" or "WokFi" devices at distances
>> longer than 400 feet. You're basically just using relatively cheap
>> wi-fi devices and combining a can or parabolic cooking wok to isolate
>> and/or amplify the signal you want. I've never tried it, but perhaps
>> someone on the list has. It might be worth investigating before you
>> spend a lot of money on fiber cable & switches, conduit, renting a
>> trencher, etc. Google turns up lots of stuff. 
>>
>> Scott 
>>
>>
>> NZ TV Station uses $10 woks instead of $20,000 commercial link, range
>> up to 20km 
>> http://www.nzherald.co.nz/nz/news/article.cfm?c_id=1&objectid=10425224 
>> ----- Original Message -----
>>
>> From: "William Bagwell" <rb211 at tds.net> 
>> To: "Atlanta Linux Enthusiasts" <ale at ale.org> 
>> Sent: Thursday, February 28, 2013 11:13:53 AM 
>> Subject: Re: [ale] Fiber optic ethernet 
>>
>> So one end must be a more expensive card or switch? Will search out
>> some 
>> prices this evening... 
>>
>> William 
>>
>> On Thursday 28 February 2013, Lightner, Jeff wrote: 
>>> I did want to note that 10 GigE cards are actually fibre but do
>> Ethernet 
>>> so the entire connection can be fibre but of course you’d either have
>> to 
>>> do direct connections to another fibre card on a server or have 10
>> GigE 
>>> switch. Probably a bit too expensive for a home setup. We use it here
>>
>>> in the office but I didn’t do the pricing so don’t know what it
>> costs. 
>>


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