nanog mailing list archives

Re: Rate of growth on IPv6 not fast enough?


From: Joe Abley <jabley () hopcount ca>
Date: Mon, 19 Apr 2010 11:00:27 -0400


On 2010-04-19, at 10:51, Florian Weimer wrote:

* Nick Hilliard:

On 19/04/2010 16:14, Patrick Giagnocavo wrote:
The eyeball ISPs will find it trivial to NAT should they ever need to do
so [...]

Having made this bold claim, have you ever actually tried to run a natted
eyeball network?  The last two natted eyeball networks I worked with could
never figure out which aspect of NAT hurt more: the technical side or the
business side.

I'm pretty sure the acceptance of NAT varies regionally.  I think
there's a large ISP in Italy which has been doing NAT since the 90s.
So it's not just the mobile domain.

I haven't been a customer of an ISP in New Zealand for a long time now, but people there tell me that there is an 
expectation of NAT when you sign up for DSL service. Nobody normally expects to be handed a globally-unique v4 address.


Joe



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