Rate adaptation

A network interface including: a physical layer device configured to transmit frames received from a host to a network; and a medium access control device configured to receive a first frame of the frames, and iteratively transmit the first frame to the physical layer device based on a first set of parameters until at least one of (i) the physical layer device receives an acknowledgement signal indicating that the first frame has been successfully transmitted, (ii) a number of unsuccessful transmissions of the first frame is equal to a predetermined count value, or (iii) a predetermined period expires prior to successful transmission of the first frame, wherein the first set of parameters comprise a first plurality of transmission parameters.