vb写的防火墙，功能较为专业实用强大，可以防止一些软件的非法读取本地端口，有过滤功能，软件界面模仿诺顿杀毒软件界面，很有个性。-a filewall write by VB,which great function for profession and application,can prevent some softwares read the local port illegal,with the function for filtration,whose interface like