Docker案例关闭防火墙# 关闭防火墙systemctl stop firewalld.service# 禁止防火墙开机启动systemctl disable firewalld.service启动或重启docker只要网络环境变化，防火墙的关闭，ip地址变化等都需要重启docker# 启动dockersystemctl start docker# 重启dockersystemctl resta