METHOD FOR REGISTERING FUNCTIONAL NUMBERS AND RELATED DEVICES

摘要

A method for registering in a railway operator mobile network node a plurality of associations between a mobile station identifier and a plurality of functional numbers is disclosed. A mobile station sends a registration request message which includes a group registration operation code, and information identifying at least two functional numbers. A railway operator mobile network node registers a plurality of associations each between an identifier of the mobile station and a functional number identified in the registration request message.