一个很好的C++帮助文档，很值得学习哦，如果你是一个新手的话，推荐你下载下来看看！...

vc++ 实现的防火墙，可是实现自己定义规则，防止ping，断开网络，监听网络等功能。-vc++ realize the firewall, but realize their own definition of rules to prevent ping, disconnect the network, monitor network functions.

(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-

Functions that control the Windows firewall.

网络过滤工具，能自己添加需要限制的内容。-Internet filtering tools that can add the need to limit their own content.

捕获IP数据包的小程序,原理是使用PCAP库.开发语言为C-IP packet capture the small programs, principles for the use of Cards. For the C programming language

IpFilterHook技术的源代码。包括了2个完整的例子。-IpFilterHook the source code. Including the two complete example.

Winsock分层服务提供程序示例，包在文档中描述

查看收到的ICMP信息的工具 -A tool for viewing icmp message

ip-filter不但具有SNAT、DNAT、端口映射、透明代理等已经成熟的功能，同时还实现了IPv4和IPv6协议以及IPSec安全协议的支持。此外还有诸如规则分组、blackhole、数据包捕获等特色-ip-filter not only had SNAT, DNAT, the port mapping, the transparent proxy and so on already the mature function, meanwhile has realized IPv4 and the IPv6 agreement as well as the IPSec security agreement support. In addition also has such as the rule grouping, blackhole, characteristic and so on data packet capture

一个IP数据包过滤工具库源码，含有一个IPMonitor程序，可以查看所有IP包头信息。对编写包过滤防火墙很有用- A IP data packet filters the tool room source code, includes a IPMonitor procedure, may examine all IP Baotou information. To compiles the package to filter the firewall to be very useful