PtoP-CHAT

检测NAT类型的客户端，程序中指定了服务器IP地址，用户可以自行修改(Detect NAT type of the client, the program specifies the server IP address, the user can modify)

Socket编程指南及示例程序 Socket编程指南及示例程序(Socket Programming Guide and sample programs Socket Programming Guide and sample programs)

vc++ 下的socket收发例程，tcp和udp例程(socket vc++)

上传下载源码，支持 断点续传，使用 libcurl(Upload and download the source code, support for HTTP, use libcurl)

江民KV2008移动版病毒库升级程序，内含源码(Jiangmin KV2008 mobile version of the virus database update program, includes source code)

ping工具，基于控制台应用程序，类似cmd的ping功能(ping tools, console-based application)

说明：  实时视频传输有很大的实用价值，对采集到的原始视频信息进行压缩编码，获取己编码视频流是实现实时视频传输和QoS研究的关键。(Real-time video transmission are of great practical value of collected information for the original video coding, video streaming access to their own code is to achieve real-time video transmission and the key QoS.)

　FreeFileSync是一个易于使用的开放源码文件夹同步和比较软件，简单易用。 FreeFileSync[1] 首先是文件同步功能，可以在指定的两个文件夹之间进行单向或双向的同步，点击程序窗口右上方的绿色齿轮图标可以设置相关参数；期间也可以自定义需要筛选的文件，有“包括”和“例外”两种过滤方式，定义需要过滤的文件类型，这就看个人需要了。(FreeFileSync is an easy to use open source software folder synchronization and comparison, easy to use. FreeFileSync [1] The first is file synchronization, you can specify the folder between the two one-way or two-way synchronization, click the program icon in the window at the top right of the green gear can set parameters period can also be customized to sift through the file, the " include" and " exceptional" two filtering methods, definitions need to filter the file types, which depends on personal needs.)

在局域网内抓取所需要的IP数据包，使用VC++6.0工程编写。(Grab the required IP packets in the LAN.)

服务器端代码··可以跟客户端自由通信··(Server-side code can be freely client communications)