操作系统关闭防火墙方法总结

CentOS 7.*+

1. 查看防火墙状态
   

   systemctl status firewalld.service
   		

2. 关闭防火墙并禁止开机自启
   

   systemctl stop firewalld.service
   		systemctl disable firewalld.service
   		

CentOS 6.*

1. 查看防火墙状态
   

   service iptables status
   		

2. 关闭防火墙并禁止开机自启
   

   service  iptables stop
   		chkconfig iptables off
   		

Ubuntu and Debian

1. 查看防火墙状态
   

   sudo ufw status
   		

2. 关闭防火墙并禁止开机自启
   

   sudo ufw disable