Actellis also makes some ethernet over dry pair gear.  The only issue is that 
they require repeaters like a T1 (different spacing though).  I'm guessing if 
you're doing T1 at that distance you already have repeater housings in the 
field at least.
 
 


-----Original Message-----
From: "Alfie Pates" <alfie@fdx.services>
Sent: Wednesday, December 12, 2018 4:42pm
To: nanog@nanog.org
Subject: Re: Extending network over a dry pair



Six miles is probably pushing it, but Proscend make some interesting Long-Range 
Ethernet SFP transciever which are VDSL based. They're horrendously documented 
and they draw *way* more power than the SFP specification allows.
They also make a version which is design to terminate VDSL broadband circuits - 
A couple of those found their way to my desk recently and it turns out that 
despite the horrendous documentation and sightly scary heat output (they come 
with a little paper note in the box which says something along the lines of 
"WARNING! MODULE GETS HOT - DO NOT TOUCH DURING OPERATION."), they do generally 
Just Work!
~a
On Wed, Dec 12, 2018, at 9:25 PM, Nick Bogle wrote:
A quick question for you guys; 
If you had a single dry pair (pair of copper wires originally for phones) to a 
remote site that was around 6 miles away, what would you use? We currently are 
just extending a T1 line to this site, but 1.5Mbps isn't cutting it anymore. 
Unfortunately it's a research site on a federally protected wildlife preserve 
so we can't run any new infrastructure (fiber etc) and it isn't in a 
geographical place where point to point wireless is practical. We were thinking 
there is some sort of network extender that uses some form of DSL for higher 
bandwidth capacity. 
Any suggestions?

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