US Patent 7899045 TCP multicast system and method

A method, computer program product, system (including a circuit card), and integrated circuit for identifying a plurality of recipients to receive a single data payload. An identifier concerning each of the plurality of recipients is provided to an offload engine. The single data payload is provided to the offload engine. Each of the plurality of identifiers is paired with the single data payload to form a plurality of addressed data payload. Each of the plurality of addressed data payloads is transmitted.