Hi 
Just in case someone has already posted about this
Apologise In Advance!
On 8 June, on what has been dubbed World IPv6 Day, Cisco will be joined by telecom giant Verizon, Yahoo, Google, Facebook, TimeWarner, Comcast and many others in testing IPv6.
From Here:
http://www.bbc.co.uk/news/technology-13613536Zoe
