一个专业的防火墙软件，主要针对目前的端口，共享，能监控系统的安全状态，检测到问题能准确通知用户，更新部分模块，增加了实用、可操作性以及提高准确性-A professional firewall software, mainly targeted at the port, share, capable of monitoring the safety of the system state, to detect the problem accurately inform the user, upd