nanog mailing list archives

Re: Problems with removing NAT from a network


From: Cameron Byrne <cb.list6 () gmail com>
Date: Wed, 5 Jan 2011 20:09:08 -0800

On Wed, Jan 5, 2011 at 6:42 PM, Dobbins, Roland <rdobbins () arbor net> wrote:

On Jan 6, 2011, at 9:38 AM, ML wrote:

At least not without some painful rebuilds of criticals systems which have these IPs deeply embedded in their 
configs.

They shouldn't be using IP addresses in configs, they should be using DNS names.  Time to bite the bullet and get 
this fixed prior to their eventual forced migration to IPv6.


Somebody should tell the nytimes.com about this being a bad practice,
many of their images are linked to ip addresses directly and will
certainly fail in the future (this year, mobile) networks that will
use NAT64/DNS64.  I am sure users will find other places to view their
news when nytimes.com fails to work in these ipv6-only networks.

Small summary of the problem of IPv4 literals and how they will break
in certain IPv6 environments that will be deployed this year
http://groups.google.com/group/ipv4literals

Cameron
=========
http://groups.google.com/group/tmoipv6beta
=========

------------------------------------------------------------------------
Roland Dobbins <rdobbins () arbor net> // <http://www.arbornetworks.com>

Most software today is very much like an Egyptian pyramid, with millions
of bricks piled on top of each other, with no structural integrity, but
just done by brute force and thousands of slaves.

                         -- Alan Kay





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