ICANN has installed IP6 in Internet root servers as part of a plan which will see the world move away from IP4.

Paul Twomey, President of Icann, which oversees the addressing system, told the BBC News Website there was a need to start moving to Ipv6. This is because the Interent is fast running out of IP4 addresses.

For a long while, he said, the effects on consumers would be minimal, though eventually home routers may have to be upgraded or swapped so they can use the longer addresses.

More here.