Revise · W00 · Part 4Networking Fundamentals for System Design
5:00
Key ideaPart 4 · 1/9
TCP guarantees, at a price
TCP gives reliable, ordered delivery with flow and congestion control, but the handshake costs 1 RTT before the first request and one lost packet blocks everything behind it.
← → flip · space next / show answer · S shuffle · esc exit1 / 9