nanog mailing list archives

RE: IPv6 deployment excuses - IPv6 only resources


From: Jacques Latour <jacques.latour () cira ca>
Date: Mon, 4 Jul 2016 16:55:39 +0000


Is there a list of IPv6 only ISP or services?  I'd be curious to trend that somehow, by geography, service type, etc... 
if any.

-----Original Message-----
From: NANOG [mailto:nanog-bounces () nanog org] On Behalf Of Mark Andrews
Sent: July-04-16 9:49 AM
To: Matt Hoppes
Cc: Tore Anderson; nanog () nanog org
Subject: Re: IPv6 deployment excuses


In message <B9CDA0F3-AE6F-435D-9904-
C2AE05BCCCCB () rivervalleyinternet net>, Matt  Hoppes writes:
I disagree. Any data center or hosting provider is going to continue
to offer IPv4 lest they island themselves from subscribers who have
IPv4 only - which no data center is going to do.

One can not run IPv6 only because there are sites that are only IPv4.

Thus, as an ISP you can safely continue to run IPv4. Ipv4 won't be
going away for at least ten years or more - if ever.

I'm not saying don't be ready for IPv6. I'm not saying don't
understand how it works. But doomsday isn't here.

There are ISP's that are essentially IPv6 only today as they do not have enough
IPv4 addresses to give all their customers a public
IPv4 address.

Once you need to run a GGN you may as well run DS-Lite, MAP* or
(shudder) DNS64/NAT64 as NAT444.  There is no need to talk IPv4 to your
customers today.  You still need a small number of IPv4 address to talk to
legacy IPv4 servers on the internet.  Just because there owners don't know they
are legacy servers doesn't mean they aren't.

Mark
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka () isc org


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