A method and system is provided for transmitting data frames from a first device to a second device in a wireless network. The method includes concatenating a plurality of data frames (303) into an aggregated frame (100) by the first device; transmitting the aggregated frame (100) from the first device to the second device; validating each of the plurality of data frames (303) individually by the second device; and retransmitting each of the data frames (303) that contains an error by the first device, without retransmitting the data frames that are valid.