Transmission control device, transmission control method, reception control device, and reception control method

A transmission control method comprising:

• controlling transmission of a plurality of pieces of data including respective sequence numbers;
• generating flush information indicating one or a plurality of the sequence numbers included in one or a plurality of pieces of data to be flushed in a reception device among the plurality of pieces of data;
• and
• controlling transmission of a frame,
• wherein the frame comprises the flush information.

A reception control device comprising one or more circuits configured to:

• control reception, from a transmission device, of a frame including flush information indicating one or a plurality of sequence numbers included in one or a plurality of pieces of data to be flushed among a plurality of pieces of data including respective sequence numbers;
• and
• acquire the flush information,
• wherein the one or more circuits are configured to flush received data based at least in part on the flush information in the frame.

A reception control method comprising:

• controlling reception, from a transmission device, of a frame including flush information indicating one or a plurality of sequence numbers included in one or a plurality of pieces of data to be flushed among a plurality of pieces of data including respective sequence numbers;
• acquiring the flush information;
• and
• flushing received data based at least in part on the flush information in the frame.