防火牆開機啟動
systemctl enable firewalld.service
查看防火牆狀態
firewall-cmd --state
開啟防火牆
systemctl start firewalld.service
開放8080，3306，6379端口
firewall-cmd --zone=public --add-port=8080/tcp --permanent firewall-cmd --zone=public --add-port=3306/tcp --permanent firewall-cmd --zone=public --add-port=6379/tcp --permanent
重啟
systemctl restart firewalld.service
重新加載載
firewall-cmd --reload