05_CentOS7 开启防火墙

查看防火墙状态

firewall-cmd --state

停止 firewall

systemctl stop firewalld.service

禁止 firewall 开机启动

systemctl disable firewalld.service

开启 firewall

systemctl start firewalld.service

修改后重启 firewall

systemctl restart firewalld.service

查看已经开放的端口

firewall-cmd --list-ports

开启端口

firewall-cmd --zone=public --add-port=80/tcp --permanent
firewall-cmd --zone=public --add-port=8080/tcp --permanent
firewall-cmd --zone=public --add-port=6379/tcp --permanent
firewall-cmd --zone=public --add-port=3306/tcp --permanent
firewall-cmd --zone=public --add-port=443/tcp --permanent
firewall-cmd --zone=public --add-port=21/tcp --permanent
firewall-cmd --zone=public --add-port=22/tcp --permanent