> For the complete documentation index, see [llms.txt](https://sdn.feisky.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sdn.feisky.xyz/wang-luo-ji-chu/index.md).

# 2. 网络基础理论

本章介绍计算机网络基础理论。