The present invention relates to a method for data transmission between a user equipment operating in a cellular network for wireless communication, and a control terminal accessible from the cellular network, wherein the user equipment operates in a communication connection to the control terminal by means of at least a first and a second wireless carrier, with one of the control terminal and the user equipment acting as transmitting apparatus, the other as receiving apparatus, wherein the transmitting apparatus is sending a content record at least as at least a first data packet over the first wireless carrier and as at least a second data packet over the second wireless carrier,the method comprising the steps for the receiving apparatus of: -attempting to receive the first data packet over the first wireless carrier and the second data packet over the second wireless carrier, -sending over the first and second wireless carrier each a success indication message to the transmitting apparatus indicating whether at least one of the first and second data packet was successfully received.