On 4/4/12 23:21 , Noel Chiappa wrote: > Part of the real problem has been that the IETF failed to carefully study, and > take to heart, the operational capabilities which NAT provided (such as > avoidance of renumbering, etc, etc), and then _failed to exert every possible > effort_ to provide those same capabilities in an equally 'easy to use' way. The bottom end of of this space has little trouble renumbering. Laptops renumber all the time, reboot your router, interfaces flap and the devices that dhcped get addresses out of the pool in a different order. lack of address stability across interface transitions is generally assumed across dynamically configured devices. > Noel >