nanog mailing list archives

RE: VDSL


From: Ryland Kremeier <rkremeier () barryelectric com>
Date: Fri, 18 Oct 2019 13:45:59 +0000

Can confirm. Currently on VDSL in rural Missouri, speed is capped at 5Mb/s, but has the capability of 7.5Mb/s. All 
customers from the provider here are on VDSL.

From: NANOG <nanog-bounces () nanog org> On Behalf Of Matt Harris
Sent: Tuesday, October 15, 2019 12:38 PM
To: Rod Beck <rod.beck () unitedcablecompany com>
Cc: Nanog () nanog org
Subject: Re: VDSL

On Tue, Oct 15, 2019 at 12:25 PM Rod Beck <rod.beck () unitedcablecompany com<mailto:rod.beck () unitedcablecompany 
com>> wrote:
Hi,

I discovered that the Budapest cable company was using VDLS to provide services up to 500 megs into the buildings where 
my flats are located. VDSL is a pretty old standard. I recollect people talking about it back in 1998.

Is it being heavily deployed in Last Mile networks state side?

Hey Rod,
Are you sure they're using VDSL (I'm assuming you mean VDSL2 which is still in fairly wide use around the world)? 
500mbit VDSL2 would have a very short run limitation afaik. It wouldn't be last mile, more like last meter. :)

It's not super-widely used in the US today since Verizon and others have built out increasing FTTH networks and always 
had to compete with DOCSIS based services which are very widespread here, though I wouldn't be surprised if it was 
still frequently the "better than satellite!" service available in some rural areas that aren't too hard to reach with 
cabling. A decade ago, you would've seen a lot more VDSL2 deployments here in the US, though usually no more than 25 or 
50 mbit capacity for the end-user.

https://en.wikipedia.org/wiki/List_of_VDSL_and_VDSL2_deployments has a bunch of interesting details though I can attest 
to some of them being fairly out of date.


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