TCP Congestion Control: Flow, Loss, and Fairness
Learn how TCP congestion control limits traffic, responds to ACKs and loss, and affects throughput, latency, and fairness, with Linux inspection commands.
Learn how TCP congestion control limits traffic, responds to ACKs and loss, and affects throughput, latency, and fairness, with Linux inspection commands.
Learn how TCP and UDP ports, listening sockets, and firewall rules shape backend reachability, with practical examples for safer production deployments.
Compare TCP vs UDP, learn the three-way handshake, flow control, congestion control, when to use each protocol, and how QUIC changes things.