On Sun, 2010-12-05 at 14:13 +0100, RedShift wrote: > > And what about this arbitrarily chosen /64 subnet? So we're returning back to classfull routing? A provider won't be able to purchase a subnet greater than /64 from for example RIPE? > Within a reasonable planning horizon, what provider would need ~1.84*10^19 (or for those who don't grok exponential notation 184,00,000,000,000,000,000) addresses? brian