Gateway device, system and method

A gateway device for a vehicle, the gateway device operable to manage communications between one or more terminals and an external network, the gateway device comprising:

• a memory configured to store a set of instructions;
• a processor configured to execute the set of instructions;
• a first communications module in communication with the external network, wherein the first module includes at least one member of a group comprising:
• an air-to-ground communication control system communications module;
• a satellite communications module;
• a GSM-R communications control module;
• a TETRA communications module;
• a Wi-Fi communications module;
• and a WiMAX communications module;
• a second communications module for providing communication between the gateway device and at least one terminal;
• and
• a third communications module for providing communication between the gateway device and at least one terminal.