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Re: stf, security and NAT traversal

On Sat, Jan 19, 2008 at 09:48:10PM +0100, Rodolphe De Saint Leger wrote:
> Hi,
> I've worked on a path for the stf interface to add more security and
> nat traversal fonctionnality.
> the new security features should have no visible impact, to activate
> nat traversal, configure your future 6to4 router as the dmz of your
> ipv4 network, and put the bit 49 of your prefix to 1.
> for example:
> ifconfig stf0 inet6 2002:5243:e682:c000::1 prefixlen 16
> it will activate this 6to4 prefix with nat traversal. To emit a
> packet, stf will search for the route to and it will
> take the outgoing local address as the ipv4 6to4 source.

Can you please describe in more detail what it is supposed to do and how
the network setup looks like? What are the problems you are trying to


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