A system and method for accessing information and for communication in a high-speed vehicle having a plurality of coupled units, including at least one server unit that is provided in one unit of the vehicle and is set up for making information available and for communication, a plurality of radio access points which are provided in different units and are designed for data communication with data-processing devices via radio, a data network which connects the server unit to the radio access points in terms of communication, and which has wireless communications links between adjacent coupled units.