On 9/19/2012 11:33 PM, Masataka Ohta wrote: > TJ wrote: > >>> >> A single counter example is enough to deny IPv6 operational. >> > Really? > With the Internet wide scope, yes, of course. So, a single example of IPv4 behaving in a suboptimal manner would be enough to declare IPv4 not operational? Reductio ad absurdum -DMM