[ppml] IPv6 flawed?

Kevin Kargel kkargel at polartel.com
Mon Sep 17 13:36:24 EDT 2007

 If you *could* easily renumber IP addresses not under your control
wouldn't that make them *under* your control?


> -----Original Message-----
> From: ppml-bounces at arin.net [mailto:ppml-bounces at arin.net] On 
> Behalf Of David Williamson
> Sent: Monday, September 17, 2007 11:22 AM
> To: Cort Buffington
> Cc: ppml at arin.net
> Subject: Re: [ppml] IPv6 flawed?
> On Mon, Sep 17, 2007 at 11:08:54AM -0500, Cort Buffington wrote:
> > Yep, that's right. I really don't do enough meaningful 
> networking to 
> > speak up here. I should have kept my mouth shut.
> I don't think that's the point.
> >From the sound of it, you've managed to renumber your local 
> environment
> fairly easily.  Congrats!  It's nice to hear that someone has 
> had a fairly easy renumbering experience with IPv6.
> Owen's point is valid, though - unless there is some 
> mechanism for renumbering addresses stored in places not 
> under your control, this isn't really any easier than with 
> IPv4.  For organnizations that don't utilize VPNs and don't 
> have their addressess embedded all over the place, the two 
> are mostly equivalent, although IPv6 has more natural methods 
> for renumbering in a fairly painless way.
> Unfortunately, many orgs are not in that space, and 
> renumbering is hard and painful.  If there's a broad solution 
> to that problem space, I'd really like to hear about it.
> That, I think, is the point.
> -David
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