NAT is dead, long live NAT64! Well, just not for too long, OK?

It seems that implementation of some kind of IPv6 Transition Mechanisms is inevitable. IPv4 address space shortage will force many to use the networking evil – NAT. Stateful NAT64, accompanied by DNS64, looks very promising for well-behaved TCP/UDP services. The beauty of the beast comes from the fact that this type of transition technology is designed to fade away as native IPv6 is being fully deployed. Finally, it can be simply shutdown and decommissioned when most of the old IPv4-only servers are gone. Read the rest of this entry »