This is a "living document" in the sense that I keep posting updates, and I care about and value feedback, questions and comments I get about it. This document improves over time thanks to a joint effort. Full credits to all helpers at the end of the document.
This document has been downloaded more than 200,000 times and has been given praise widely. Give it a shot! It is provided free of charge under a Creative Commons license.
It is available in several different formats for your convenience, including epub, PDF and a plain web version.
All the translations are offered if you click the image on the right:
Spanish by Javier Infante, French by Olivier Cahagne, Russian by Vladimir Lettiev, Chinese by Calvin Zhang and Simon Xia, Swedish by Daniel Stenberg, Japanese by Tatsuhiro Tsujikawa and of course the original English by Daniel Stenberg.
There's an incomplete Portuguese translation in the making, you can help us complete it!
Comment on, add sections, fix typos or correct errors in this document! Submit an issue or a pull-request, or just email email@example.com.
The full document is available on github. We recently moved over to markdown syntax.
Network capture samples
Get Wireshark 2.0 to dissect HTTP/2 frames.
If you have more and better sample stream captures, please send them my way!
This page was updated November 24, 2015.