centos7 防火墙操作命令
systemctl start firewalld #启动
systemctl stop firewalld #停止
systemctl status firewalld #查看状态
firewall-cmd --list-ports #查看防火墙开放的端口列表
firewall-cmd --zone=public --add-port=80/tcp --permanent
firewall-cmd --zone=public --remove-port=80/tcp --permanent #关闭80/tcp端口
windows防火墙cmd命令
查看防火墙
netsh advfirewall show allprofiles
开启防火墙
netsh advfirewall set allprofiles state on
关闭防火墙
netsh advfirewall set allprofiles state off
恢复初始防火墙设置
netsh advfirewall reset