centos 8 如何检查防火墙 是否安装

在CentOS 8上，你可以使用以下命令来检查防火墙是否安装：

systemctl status firewalld.service

这个命令会显示防火墙的状态。如果防火墙已安装，你会看到"active"表示当前防火墙处于开启状态，如果防火墙未安装，你会看到"inactive"表示关闭状态。\[1\]
#### 引用[.reference_title]
- *1* [Centos8关闭防火墙](https://blog.csdn.net/weixin_45716754/article/details/124043631)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
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