ZDNet:IPv6 Tech UpdatePromising trillions of addresses and built-in IPSec security, IPv6 was on the brink of replacing IPv4. After years of development, many vendors and industry experts say IPv6 isn’t compelling enough yet for most enterprises to switch. Despite the reluctance to adopt the protocol on these shores, Japan is poised to put IPv6 to work in it burgeoning mobile market. This along with 6bone.net seems to be the active place for IPv6