简单防火墙源码，应用程序编程源码，很好的参考资料。 -Simple firewall source code, application programming source code, a good reference.

这个代码Firewall 6674325Image 759207功能比较强大，里面的功能方面也是比较好的-This code is Firewall- 6674325 image- 759207 function is stronger, the inside of the function is better