On Jun 21, 2012, at 5:04 AM, Masataka Ohta wrote: > Karl Auer wrote: > >> Speaking for myself, I'm one of the "if I want to allow direct outside >> connection to my interior machines I should be able to" crowd. > > While "direct" and "interior" are not compatible that you actually > mean some indirections... > > Anyway, what if, your ISP assigns a globally unique IPv4 address > to your home router (a NAT box) which is UPnP capable? > > That's what the largest retail ISP in Japan is doing. > > Masataka Ohta
Does not scale. Not enough IPv4 addresses to do that for 6.8 billion people on the planet. What if my ISP just routes my /48? Seems to work quite well, actually. Owen