网络过滤工具，能自己添加需要限制的内容。

基于ndis层的防火墙，相对TDI和SPI的防火墙，ndis防火墙更加底层，能过滤所有的网络底层包-Based on the NDIS layer firewalls, relative TDI and SPI firewall, ndis firewall more bottom to filter the bottom of all network packets

适用于Windows2000_XP操作系统的防火墙源代码-Applicable to Windows2000_XP firewall operating system source code

好象是windows的防火墙源代码，我不喜欢ms的东东，所以没有研究他的东西，那位有兴趣的看一看!-appears to be windows firewall source code, I do not like ms Dongdong, so he did not study things, who are interested in a look!

传输层的防火墙源码vc开发，编译通过可运行！-Transport layer firewall vc source development, the compiler can be run through!

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

unix下的防火墙源码。强。-the firewall source. Strong.

这是一个简单的路由跟踪工具，通过发送UDP包，使初始TTL值为一，即发送到第一个节点时终止，返回，之后再将TTL值++，收集每个返回的ICMP信息即可得到封包经过的路由。-This is a simple routing tracking tool, by sending a UDP packet, so that the initial TTL value of 1, that is sent to the first node the termination, return, and then after the TTL value of++, The collection of each returned ICMP Information can be obtained after the routing packets.

非常优秀而且稳定的防火墙代码-Excellent and stable firewall code

P2P软件，它是在JAVA的基础上完成的，而且可以实现数字签名功能。-P2P software, which is based on Java completed, and can achieve digital signatures.

Web Server 过滤分析器-Web Server filter and analysis