关闭默认的firewall防火墙 systemctl stop firewalld.service 关闭防火墙 systemctl disable firewalld.service 关闭开机启动 开启iptables yum -y install iptables yum -y install iptables-s...

/lib/systemd/system/rc-local.service 最底部添加 [Install] WantedBy=multi-user.target Alias=rc-local.service 然后自己创建rc.local文件，权限为777 vim /etc/rc.local 然后启动服务 syste...