A wireless communication system for supporting communication between an end node of a vehicle and a correspondent node; the communication system comprising: a fixed network; a plurality of wireless modems (111, 113) for supporting wireless communication between end nodes of the vehicle and the fixed network, the plurality of wireless modems (111, 113) being located with the vehicle; wherein the fixed network comprises a plurality of stationary wireless access points (203, 205) for providing wireless communication links to the plurality of wireless modems (111, 113); the wireless communication system being characterized by further comprising: a mobility anchor being a common mobility anchor for the plurality of wireless modems (111, 113) and arranged to perform individual mobility management for each wireless modem of the plurality of wireless modems (111, 113), the mobility management for a wireless modem including determining communication paths from the mobility anchor to the wireless modem; a first multipath proxy for coupling a proxy connection for the correspondent node to a plurality of subflows, each subflow being associated with one wireless modem of the plurality of wireless modems (111, 113) and with the communication path determined by the mobility anchor for the one wireless modem, at least two of the subflows having communication paths via different wireless modems of the plurality of wireless modems (111, 113); wherein the wireless modems are arranged to connect the end node; and wherein the plurality of subflows and the mobility anchor and the first multipath proxy are co-located by being comprised in one network node; and the multipath proxy is arranged to change the subflows in response to the mobility management. a fixed network; a plurality of wireless modems (111, 113) for supporting wireless communication between end nodes of the vehicle and the fixed network, the plurality of wireless modems (111, 113) being located with the vehicle; wherein the fixed network comprises a plurality of stationary wireless access points (203, 205) for providing wireless communication links to the plurality of wireless modems (111, 113); a mobility anchor being a common mobility anchor for the plurality of wireless modems (111, 113) and arranged to perform individual mobility management for each wireless modem of the plurality of wireless modems (111, 113), the mobility management for a wireless modem including determining communication paths from the mobility anchor to the wireless modem; a first multipath proxy for coupling a proxy connection for the correspondent node to a plurality of subflows, each subflow being associated with one wireless modem of the plurality of wireless modems (111, 113) and with the communication path determined by the mobility anchor for the one wireless modem, at least two of the subflows having communication paths via different wireless modems of the plurality of wireless modems (111, 113); wherein the wireless modems are arranged to connect the end node; and wherein the plurality of subflows and the mobility anchor and the first multipath proxy are co-located by being comprised in one network node; and the multipath proxy is arranged to change the subflows in response to the mobility management.