congestion-control

1 free lesson tagged congestion-control across Computer Science. Each one is a short sequence of focused steps with narration and a five-question quiz at the end — take them in any order, no signup required.

Computer Science

intermediate

TCP: Reliability, Windows, and Congestion

TCP turns a lossy packet service into an ordered byte stream, and almost every performance surprise on the internet comes from how it does that. Work through the handshake, cumulative ACKs, retransmission timers, the two windows, slow start and AIMD, CUBIC versus BBR, bufferbloat, and when to reach for UDP instead.

13 steps·~20 min

TCP: Reliability, Windows, and Congestion

Related topics