centOS7 防火墙
查看已经开放的端口:
firewall-cmd --list-ports
开启端口:
firewall-cmd --zone=public --add-port=8080/tcp --permanent
关闭端口:
firewall-cmd --permanent --zone=public --remove-port=8080/tcp
开启防火墙:
systemctl start firewalld
重启防火墙:
firewall-cmd --reload #重启
firewall-cmd systemctl stop firewalld.service #停止
firewall-cmd systemctl disable firewalld.service #禁止firewall开机启动