Dev.to
7/24/2026

Understanding the OSI Model Through One Network Request
Short summary
An educational walkthrough tracing a single HTTP request to github.com through all seven OSI layers, from application down to physical bits and back up. Each layer is explained with analogies like Russian nesting dolls and package shipping. The content is a decent networking primer but has no AI relevance.
- •Walks through all 7 OSI layers following a single HTTP GET request to GitHub
- •Uses analogies (nesting dolls, package shipping) to explain encapsulation and decapsulation
- •Solid networking education content but entirely unrelated to AI
Generated with AI, which can make mistakes.
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