nanog mailing list archives

Re: IP4 Space


From: Christopher Morrow <morrowc.lists () gmail com>
Date: Tue, 23 Mar 2010 10:40:28 -0700

On Tue, Mar 23, 2010 at 10:27 AM, Owen DeLong <owen () delong com> wrote:

I think that the additive nature of the IPv6/IPv4 routing tables  will be the
driving factor for deprecation of IPv4 pretty quickly once IPv6 starts to
reach critical mass.  The problem is that we are so early on the IPv6
adoption curve right now that nobody believes IPv6 will become
ubiquitous fast enough to be relevant.

it seems to me that we'll have widespread ipv4 for +10 years at least,
potentially there will be enough ipv4 alive in 20 years to still
consider it 'widespread'. I also think we'll see more v4 routes
(longer prefixes) show up in the first 10yrs, before it gets better :(

I could be wrong, I hope I am, but...

I think that IPv6 deployment is already showing signs of acceleration.
I think that it will lurch forward suddenly shortly after (~6-12 months)
IPv4 finally hits the runout wall in a couple of years.

I agree that v6 deployments seem to be getting
better/faster/stronger... I think that's good news, but we'll still be
paying the v4 piper for a while.

-Chris
Owen





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