Craig Labovitz from Arbor Networks has written a good article on IPv6
Who Put the IPv6 in my Internet?
About this time last year, we released a study on the state of IPv6 deployment in the Internet. Our August 2008 paper found diminishingly small traces of IPv6 — less than one hundredth of 1% of Internet traffic.
This year?
In a dramatic reversal of long-term IPv6 stagnation, global IPv6 traffic globally grew more than 1,400% in the last 12 months. Even more remarkable, this growth is due primarily to one application and one ISP.
