基于NDIS层防火墙，相对TDI和SPI防火墙，NDIS防火墙…

OPENVPN源代码，功能强大，在数据链路层做的-OPENVPN source code, powerful, the data link layer to do

一个简易的网络防火墙，vc++实现，测试通过，可以运行-A simple network firewall, vc++ to achieve, the test can be run

防火墙的原理及其构筑-firewall principle and build

NDIS中间层数据包过滤方法 适合于开发网络过滤防火墙-NDIS intermediate layer packet filtering method is suitable for development of Web-filtering firewall

The doorman guards the door of a server, manipulating firewall rules to admit only recognized parties

很好的防火墙框架自动生成程序代码，可以自动生成，省略更多麻烦-Good framework for automatic generation of firewall program code can be automatically generated, omit the more troublesome

防火墙VB源代码：从源站下载的源代码(www.DownCode.com)网上收藏

(C)-费尔个人防火墙2.0_源代码全-5星-(C)- Fil personal firewall source code-2.0_-5-

该程序透过服务器sock5代理访问防火墙外的程序，这里通过运行server程序来模拟远端。 不过该实例的运行需要有防火墙支持！-through the process server sock5 Acting visit outside the firewall procedures, here by running the server process to simulate remote. However, the example of the need to run a firewall support!

IP地址安全策略-IP addresses security strategy