> For the complete documentation index, see [llms.txt](https://docs.yuxi.fun/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.yuxi.fun/linux-fu-wu-qi/readme.md).

# 操作命令

- [CentOS 8开放防火墙端口](https://docs.yuxi.fun/linux-fu-wu-qi/readme/centos-8-kai-fang-fang-huo-qiang-duan-kou.md)
- [Linux 自定义欢迎界面](https://docs.yuxi.fun/linux-fu-wu-qi/readme/linux-zi-ding-yi-huan-ying-jie-mian.md)