On Thu, Aug 15, 2019 at 07:26:57AM -0400, Sam Kerner wrote: > On Thu, Aug 15, 2019 at 3:33 AM shyam bandyopadhyay <shyamb66@xxxxxxxxx> wrote: > > If it can be shown that 64 bits address space is good enough to solve > > all the requirements, either we have to move back to 64 bits address > > space in the future or we have to carry through this extra burden for ever for no reason. > > Even if 64 bit addresses are good enough, why does it follow that we > want to transition to them? What is the burden you are concerned > with? We've not toasted to IPv6's universal deployment at every IETF meeting for decades to give up now! Nico --