Re: IESG position on NAT traversal and IPv4/IPv6

[Phillip Hallam-Baker <hallam@xxxxxxxxx>]

Masataka-san

You are incorrect. 

Firewalls can be used for many purposes. Authenticated traversal is well established in the firewall model. There is a copious amount of prior art.

On Mon, Nov 15, 2010 at 7:18 AM, Masataka Ohta <mohta@xxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:

Jari Arkko wrote:

> NAT/FW traversal is also important even
> with IPv6, as you may have a firewall even in IPv6 (or be going through
> a NAT64).

FYI, traversable firewall is, by definition, broken.

                                               Masataka Ohta

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