Apparatus and method for extending radio messages in mobile communications

摘要

A method of communicating via a cellular communications network, the method including communicating between a mobile terminal and a network element via radio messages according to a radio protocol, wherein the format of said radio messages includes a basic message portion corresponding to a first version of the radio protocol, and blocks of extension data each relating to a subsequent version of the radio protocol, and an extension container portion characterised in that said extension container portion is adapted to include extension blocks relating to more than one subsequent version of the radio protocol.