The tablet supports the long-term evolution protocol on the 700-megahertz and 2100-megahertz frequencies.

WSJ: Apple's New iPad Faces 4G Snags Outside U.S.

Mr Rudd started by ratifying the Kyoto protocol on climate change, then issued a long-awaited formal apology to Australia's indigenous people for past injustices.

ECONOMIST: Australia changes prime minister

The Montreal protocol, which banned various ozone-depleting chemicals, has left the ozone layer's long-term prospects looking quite bonny.

ECONOMIST: Geoengineering

Having one printing protocol will ease training and support requirements as well as reduce the costs associated with sending documents long distances by overnight mail or fax.

CNN: Technology - Engineers approve standardization of Internet Printing Protocol