> For the complete documentation index, see [llms.txt](https://chanshiyu.gitbook.io/blog/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://chanshiyu.gitbook.io/blog/hou-duan/linux.md).

# Linux

- [01 Linux 文件权限系统](https://chanshiyu.gitbook.io/blog/hou-duan/linux/01linux-wen-jian-quan-xian-xi-tong.md)
- [02 Linux 常用软件安装](https://chanshiyu.gitbook.io/blog/hou-duan/linux/02linux-chang-yong-ruan-jian-an-zhuang.md)
- [03 CentOS 防火墙](https://chanshiyu.gitbook.io/blog/hou-duan/linux/03centos-fang-huo-qiang.md)