At some time the ISPs are going to start connecting their clients only by 6to4 gateways. They are currently using NAT, but NAT is a mess. At some point a proper migration will be cheaper.
Anyway, I guess that the oposite of the GPs question. It's IPv6 only clients, not servers, but this is the path that makes more sense.
Anyway, I guess that the oposite of the GPs question. It's IPv6 only clients, not servers, but this is the path that makes more sense.