Computer networks notes

TCP Congestion Control

How TCP avoids melting the network, slow start, AIMD, and ECN. Every section is a drawn page beside a clear written explanation, about 9 minutes in all.

  • Chapter 19 of 31
  • About 9 minutes
  • 8 sections
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The first drawn page of TCP Congestion Control: The congestion problem
The chapter's first page: The congestion problem

In this chapter

  • The congestion problem
  • A second window: cwnd
  • Slow start
  • Congestion avoidance
  • Loss is the signal
  • The AIMD sawtooth
  • ECN, a gentler signal
  • How much can I send?

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