ACK

ACK englanniksi

1. (IATA)

2. An acknowledgement either of a packet or a message received from a network.

3. To acknowledge a packet or a message received from a network.

4. 2005, Michael Welzl, ''Network Congestion Control: Managing Internet Traffic'' (page 150)

Yet, with full ECN nonce functionality and totally unreliable behaviour, ACKing individual packets only would require the receiver to maintain state that could theoretically grow without bounds.