Hands-On TCP vs UDP: Layer 4 in Action

A deep dive into how TCP and UDP actually work at Layer 4, with hands-on examples and real packet analysis.

2025.12.201 min readnetworking · tcp · udp · systems

This article was originally published on Medium.

Anurag Ojha

Anurag Ojha

TypeScript nerd, building an AI agent framework for developers at Mastra. In my free time, I love to contribute to open source software that I use.