Centos 防火墙Firewall常用命令

//移除一个端口
firewall-cmd --zone=public --remove-port=6379/tcp --permanent
//查询开放的端口
firewall-cmd --zone=public --list-ports
//允许
firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="172.20.251.78" port protocol="tcp" port="8848" accept"
//重启防火墙
firewall-cmd --reload
systemctl restart firewalld.service