[arin-ppml] What is a "host"?

[Dale W. Carder]

Thus spake michael.dillon at bt.com (michael.dillon at bt.com) on Mon, Sep 20, 2010 at 09:24:26PM +0100:
> 
> > Respectfully, the assumption that IPv6 renumbering will prove
> > meaningfully less costly than IPv4 renumbering is still unfounded.

I certainly agree.

> > Wait for it to play out in large, real-world deployments before
> > building this assumption into policy.
> 
> Has anyone done an in-depth analysis of this? There are many organizations
> that have been running IPv6 at scale for many years now, and most of them
> do have experience of renumbering. We need more facts and less guesswork.

http://tools.ietf.org/html/rfc5887

In my experience renumbering from a /48 we had for testing into a /32, I 
didn't find anything "fixed" by ipv6.

Dale