> For the complete documentation index, see [llms.txt](https://xoops.gitbook.io/xoonips-tutorial/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5.md).

# 4. Customize CentOS5

- [4.1. Create an administration account.](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/41create_an_administration_account.md)
- [4.2. System Update](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/42system_update.md)
- [4.3. Installing the required packages](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/43installing_the_required_packages.md)
- [4.4. Install external programs](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/44install_external_programs.md)
- [4.5. Set up iptables](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/45set_up_iptables.md)
- [4.6. Make SELinux invalid](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/46make_selinux_invalid.md)
- [4.7. Set up for Apache](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/47set_up_for_apache.md)
- [4.8. Setup for MySQL](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/48setup_for_mysql.md)
- [4.9. Set up for PHP](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/49set_up_for_php.md)