On 07/02/11 10:59, Matthias Urlichs wrote: > The problem: I have a 10.*/8 ipv4 network which I want to reach via ipv6. > I.e., what I need is some sort of 6to4 NAT so that traffic from [whereever] > to e.g. fec0:dead:beef:1234::10.1.2.3 ends up as coming from e.g. 10.0.0.1 > on the IPv4 side. Sounds to me like you're looking for nat64. No built in support is available afaik, but http://ecdysis.viagenie.ca/ provides a netfilter module. Cheers, Jasper -- Ir. Jasper Spaans Fox-IT Experts in IT Security! T: +31 (0) 15 284 79 99 KvK Haaglanden 27301624