Real World NAT64 deployments

Thu Mar 3 22:01:29 UTC 2011

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 at herrin.us> wrote:

> On Thu, Mar 3, 2011 at 3:41 PM, Hammer <bhmccie at 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 at dirtside.com  bill at herrin.us
> 3005 Crane Dr. ...................... Web: <http://bill.herrin.us/>
> Falls Church, VA 22042-3004
>