VC++编写的防火墙程序可根据系统管理者设定的安全规则（Security Rules）把守网络，提供强大的访问控制、应用选通、信息过滤等功能。-VC++ Firewall program can be prepared in accordance with the system administrator of the safety rules set (Security Rules) guarding the network, provide a strong access control,

在当今的计算机世界，因特网无孔不入。为应付“不健全”的因特网，人们创建了几种安全机制，例如：访问控制、认证表，以及最重要的方法之一：防火墙。-In today' s computer world, the Internet pervasive. To cope with the " no sound" of the Internet, people have created several security mechanisms, such as: access cont