Terence Zhang Yinghao said the following on 20/3/09 04:09: > > FYI. there are about 298 million internet user in China main land, > we only have about 181 million IPv4 addresses. > Any way, don't divert the discussion to another way. Yes, this is probably a side track, but I'm curious why there are more Internet users than IPv4 addresses in China, and why the ISPs connecting these users aren't applying for routable IPv4 address space? philip --