查看防火墙状态 systemctl status firewalld.service
开启防火墙 systemctl start firewalld.service 防火墙开机启动 systemctl enable firewalld.service
关闭防火墙开机启动
systemctl disable firewalld.service 关闭防火墙 systemctl stop firewalld.service 查看防火墙状态 firewall-cmd --state 查看现有的规则 iptables -nL 重载防火墙配置 firewall-cmd --reload 添加单个单端口 firewall-cmd --permanent --zone=public --add-port=81/tcp 添加多个端口 firewall-cmd --permanent --zone=public --add-port=8080-8083/tcp 删除某个端口 firewall-cmd --permanent --zone=public --remove-port=81/tcp 针对某个 IP开放端口 firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.142.166" port protocol="tcp" port="6379" accept" firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.0.233" accept" 删除某个IP firewall-cmd --permanent --remove-rich-rule="rule family="ipv4" source address="192.168.1.51" accept" 针对一个ip段访问 firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.0.0/16" accept" firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.1.0/24" port protocol="tcp" port="9200" accept" 添加操作后别忘了执行重载 firewall-cmd --reload
标签：--,cmd,防火墙,rule,firewall,permanent,linux,操作 From： https://www.cnblogs.com/wtxyear/p/17665467.html