[arin-ppml] The non-deployment of IPv6

Durand, Alain Alain_Durand at cable.comcast.com
Tue Dec 8 14:29:00 EST 2009

On 12/8/09 2:01 PM, "Matthew Kaufman" <matthew at matthew.at> wrote:

> Ted Mittelstaedt wrote:
>> >
>> > I agree that content providers NEED to be dual-stacked first,...
> And where will they be getting the IPv4 for that side of "dual-stacked"
> from after runout?
> ===> This is where a technology like dual-stack lite comes to play. See
> http://www.ietf.org/id/draft-ietf-softwire-dual-stack-lite-02.txt
> And if that's via a mechanism that actually works well enough, then why
> would we need IPv6?
> ===> Because a packet that flows natively over IPv6 is a packet that does not
> have to go through the IPv4 NAT infrastructure.
> In other words, the more v6 traffic, the less we spend on NATs.
>      - Alain.

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