VOIP和网络通信中使用ETUN、TURN和CIE穿越NAT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

一款非常好的防火墙程序-one very good firewall procedures

在linux上安装ADSL的工具-A tool which installs ADSL on linux

扫描网络中ssh服务器版本号的工具- In scanning network ssh server edition number tool

一个非常专业的VB个人防火墙，如果加强一下可以用以商业目的-a very professional VB personal firewall, what can be used to enhance commercial purposes

费尔个人防火墙 2.0 源程序 重要文件/目录说明 Xfilter.dsw - VC 工作区文件，包括以下工程 - TcpIpDogTcpIpDog.dsp - xfilterxfilter.dsp - xpacket2k.dsp ( 限于 2000 版 ) - xpacket9x.dsp ( 限于 95/98/ME 版 ) Common - 存放公用代码文件 RELEASE - 存放编译后的程序 TcpIpDog - XFILTER.DLL 的代码 XFILTER - XFILTER.EXE 的代码 xpacket2k - XPACKET.SYS 的代码 (2000 版才会有此目录) xpacket9x - XPACKET.VXD 的代码 (95/98/ME 版才会有此目录)-Personal Firewall 2.0 Fernando important source file/directory Description Xfilter.dsw-VC work area documents, include the following works- TcpIpDog TcpIpDog.dsp- xfilter xfi lter.dsp- xpacket2k.dsp (limited to the 2000 version)- xpacket9 x.dsp (limited to 95/98/ME version) Common-code document storage utility RELEASE- compiled stored procedures TcpIpDog- XFILTER.DLL code XFILTER- XFILTER.EXE code xpacket2k- XPACKET.SYS code (2 000 version will be in this directory) xpacket9x- XPACKET.VXD code (95/9 8/ME version of this directory will be)

Sniff网络嗅探器 对局域网的数据进行捕获 -network sniffer to LAN data capture

Unix下检查不安全配置的程序 -Checking non-safe configuration in Unix

一个VPN软件（freeswan）的源码可编译，有MakeFile文件 -A VPN software (freeswan) can compile the source code, Makefile document has

Functions that control the Windows firewall.