[138358] in North American Network Operators' Group

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Re: Real World NAT64 deployments

daemon@ATHENA.MIT.EDU (Hammer)
Thu Mar 3 17:02:22 2011

In-Reply-To: <AANLkTinVjc0G3y+Shpt5AR+kfadw7WgcfaTis-AQSZkf@mail.gmail.com>
Date: Thu, 3 Mar 2011 16:01:29 -0600
From: Hammer <bhmccie@gmail.com>
To: William Herrin <bill@herrin.us>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

A little better. So what's the difference between 6to4 and 6in4? Isn't 6in4
what HE uses?


 -Hammer-

"I was a normal American nerd."
-Jack Herer





On Thu, Mar 3, 2011 at 3:54 PM, William Herrin <bill@herrin.us> wrote:

> On Thu, Mar 3, 2011 at 3:41 PM, Hammer <bhmccie@gmail.com> wrote:
> > I need a cheat sheet.
> >
> > nat64
> > 6to4nat
> > 6in4nat
> > etc...
>
> 6to4 and 6in4 are not NAT. They're tunnels (VPNs) that allow two IPv6
> nodes to talk to each other via an IPv4 backbone.
>
> nat64 is NAT. It allows IPv6 endpoints to communicate with IPv4 endpoints.
>
> nat44 is the IPv4 NAT you're used to.
> nat444 is carrier NAT (translated once by the customer and once again
> by the ISP, get it?)
>
>
>
> --
> William D. Herrin ................ herrin@dirtside.com  bill@herrin.us
> 3005 Crane Dr. ...................... Web: <http://bill.herrin.us/>
> Falls Church, VA 22042-3004
>

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