Mobile communication system

A method of operating a mobile communication system, the system comprising:

• a mobile platform having a plurality of interfaces to a respective plurality of mobile communication networks, and a router for selectively connecting one or more communications devices within the mobile platform to one or more of the interfaces, for communication over the respective mobile communication networks;
• and
• a central core common to each of the mobile communication networks, comprising a policy master and a resource manager;
• the method comprising:
• a) at the policy master, determining resource requirements within the mobile communication networks in accordance with one or more defined policies;
• b) at the resource manager, allocating resources to the mobile communication networks in response to resource requests from the router and to resource requests from the policy master;
• and
• c) at the resource manager, controlling which of the interfaces are active on the mobile platform, such that they are connected to a respective one of the mobile communication networks, thereby controlling the respective mobile communication network's connectivity to the router.