1. 说明
操作系统：CentOS 7 mini
操作行为：关闭防火墙
2. 操作详情
# 查看防火墙状态
systemctl status firewalld.service
# 关闭防火墙
systemctl stop firewalld.service
# 查看防火墙状态
systemctl status firewalld.service
# 禁止防火墙开机自启
systemctl disable firewalld.service
# 查看防火墙状态
systemctl status firewalld.service