本文件进行了实施测试通过的，但如果访问不了非本机的服务器，可查看你是否启动了个人防火墙，本程序没有解决个人防火墙问题。...

Linux2.4内核防火墙的连接跟踪技术-Linux kernel firewall connectivity tracking technology

以前对防火墙接触甚少，所了解的也是从系统底层实现角度看的一些分析细节，最近由于毕业设计的需要，对防火墙的发展、分类、现状和趋向等方面做了概略的了解，也有一些体会，做个简单的分析报告。 -previously little contact with the firewall, as well as knowledge of the underlying system from the point of view of achieving the details of some analysts, the recent graduate design needs, the development of firewall, classification, and the status and trends so on a broad understanding, have some experience and become a simple analysis.

libdnet provides a simplified interface to several low-level networking routines, including network address manipulation, kernel arp(4) and route(4) table manipulation, firewalling, interface configuration, and raw Ethernet and IP datagram transmission.-libdnet provides a simplified interface to several low-level networking routines, including network address manipulation, kernel arp (4) and route (4) table manipulation, firewalling, interface configuration, and raw Ethernet and IP datagram transmission.

只要系统是win2k以上的,开启系统内的防火墙，学习防火墙编成 -win2k as long as the system is more open system within the firewall, the firewall into learning

本人花重金购买的防火墙源程序-I spent huge sums of money to buy the source firewall

Web 站点安全与防火墙技术-Web site security and firewall technology

专业的VB个人防火墙源码,有举趣的可以-VB professional personal firewall source code, have cited can be Fun

防火墙语因特网安全-language Internet security firewalls

通信机制：C-S-C中继在中间，代理为控制台提供双向服务，承诺控制台命令并向代理发送文件，代理命令返回执行结果文件并开始接收，接收信号的功能。此外，继电器接受控制台（与类似的代理，DosPipe实现）。这样的设计是为了解决穿透防火墙或路由器（NAT）的障碍——由连接代理发起，由内向外路由，然后中继到控制目的。通过预定顺序的中继文件地址，由搜索代理循环中继；连接，通过文件传输功能更新地址顺序。

用VB写成的一个广告杀手程序,能够杀死网页上的弹出广告.可以设置广告黑名单.-written in VB with a killer advertising procedures, capable of killing on the website of pop-up ads. advertising can be blacklisted.