Fil firewall source code, the code is now all the companies have begun charging;...

关于UPNP的，如何开启UPNP支持-on UPNP, how to open UPNP support!

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

NDIS针对IM中的数据保护处理文档，具备参考价值-NDIS for IM data protection in the document deal with the reference value

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

C＋＋ 编写的防火墙启驱动，方便支持二次开发-prepared by the firewall Kai Drive to facilitate the development of secondary support

防火墙的使用和原理-firewalls and the use of Principle

IPFilter,顾名思义,乃为IP过滤之意思.读懂并集成到你的应用中,应该很有意思-IPFilter, as its name implies, is for the meaning of IP filtering. Understood and integrated into your applications, should be very interesting

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.

NetBSD和FreeBSD上实现的IPSec实现，支持各种安全协议的组合，包括AH、ESP、AH＋ESP等-NetBSD and FreeBSD to achieve the realization of IPSec support various combinations of security protocols, including AH, ESP, AH+ ESP etc.

OpenSLL for Delphi 包含了libeay32.dll文件和openssl的说明文档，可以直接调用libeay32.d-OpenSLL for Delphi included libeay32.dll papers and op enssl the documentation can be called directly libeay32.d