Glossary term
What is congestion window (Congestion window (cwnd))?
congestion window stands for Congestion window (cwnd).
The sender's own limit on data in flight, which grows while all is well and shrinks after loss.
Learn it properly · Networking for DevelopersLesson 2: TCP and UDP: Connections, Reliability and CongestionThe three-way handshake, sequence numbers, retransmission, flow and congestion control, UDP, and when each is used. Captured with real packet tools.