linux防火墙相关

关闭防火墙

  1. 即时生效
开启: service iptables start 

关闭: service iptables stop 
  1. 重启生效(永久)
开启: chkconfig iptables on 
关闭: chkconfig iptables off 

3.传统方式关闭防火墙

启动: systemctl start firewalld

查看状态: systemctl status firewalld 

停止: systemctl disable firewalld

禁用: systemctl stop firewalld

开机启动:systemctl enable firewalld

开机禁用: systemctl disable firewalld

查看是否开机启动:systemctl is-enabled firewalld

查看已启动的服务列表: systemctl list-unit-files |grep enabled

查看启动失败的服务列表: systemctl --failed
  1. 端口配置
添加一个端口:  firewall-cmd --zone=public --add-port=80/tcp --permanent (--permanent 表示永久生效,要不然重启后失效)

重新载入:  firewall-cmd --reload

查看:  firewall-cmd --zone=public --query-port=80/tcp

删除:  firewall-cmd --zone=public --remove-port=80/tcp --permanent

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转载自blog.csdn.net/qq_30046617/article/details/80344394