1.关闭防火墙 : sudo systemctl stop firewalld.service
2.关闭开机启动:sudo systemctl disable firewalld.service
3.安装IPtable 防火墙 : sudo yum install iptables-services
4.配置IPtable防火墙, 打开指定端口
5.设置防火墙开机启动: sudo systemctl enable iptables
1.关闭防火墙 : sudo systemctl stop firewalld.service
2.关闭开机启动:sudo systemctl disable firewalld.service
3.安装IPtable 防火墙 : sudo yum install iptables-services
4.配置IPtable防火墙, 打开指定端口
5.设置防火墙开机启动: sudo systemctl enable iptables