103Course · Foundation

TCP/IP Deep Dive

The protocol suite of the internet.

The Course

TCP and UDP are the two contracts a blockchain node makes with the rest of the world. Read a handshake, understand congestion control, and the peer-to-peer chapters read like engineering rather than mystery.

Outcomes

01
Distinguish TCP from UDP.
02
Read a TCP handshake.
03
Explain congestion control.

Prerequisites

— Internet Fundamentals.

Pacing

~2 hours.

IModule
The transport layer
TCP and UDP.
1. 01The TCP handshakeVisuals8m
2. 02Congestion controlArticle12m

A Note from the Faculty

The engineers who debug the hardest incidents are the ones who understand this layer.