P2P applications: BitTorrent source code

1、 在线唱片销售系统的特点就是利用Browser/Ｓerver（Ｂ／Ｓ）结构，实现唱片的在线查询、销售、以及唱片的在线管理等功能。这种系统的优势在于系统简单、功能强大、扩展能力良好以及能够方便的跨地域操作等特性。-an online music distribution system, is characterized by the use of the Browser/Server (B/S) architecture, achieving record online inquiries, sales, and records of online management functions. The advantages of such a system is a simple system, the powerful, and good expansion capabilities to facilitate the operation of the transportation characteristics.

端口扫描是一个能够对指定IP地址的单个端口或者多个端口进行扫描的程序； -port scan is a right to specify the IP addresses of individual ports or multiple port scanning procedures;

程序说明: 1.程序采用网上介绍的方法实现最基本的P2P方式通讯.模拟实现即时消息互发. 2.P2P通讯说明: 1).网关类型是在理想状态下.即非对称型NAT. 2).同在一个内网的两个CLIENT端通讯时,如果网关NAT不支持环回,将会失败. 文件目录说明: tQServer:程序服务端,请将其放在公网上运行. tQClient:程序客户端,可以在不同的内网中运行登录连接到服务端. Common:公共协议文件夹 本程序只是实现简单的P2P互发消息.完成的比较粗糙,更多功能欢迎朋友们更新完善-procedures : 1. Online procedures introduced by the most basic method of peer-to-peer communication. Simulation made instant messaging each other. 2.P2P communications Note : 1). Gateway is the ideal type of state. That is non-symmetric NAT. 2). In the same period net CLIENT-2 communications, if not support NAT Gateway Circular, will fail. directory : tQServer :-service procedures, I would be grateful if the public on its Internet. tQClient : clients, in different operations within the network login to connect to the server. Common : Public the agreement folder procedure is a simple peer-to-peer updates. completion of the rougher, more functional friends welcome update perfect

该软件是一个类似串口调试助手的网口调试软件。软件实现TCP/IP下的数据发送和接收功能，可以作为单片机，嵌入式网口程序开发的调试工具-The software is similar to a serial debugging assistant net mouth debugging software. Software TCP/IP of the sending and receiving of data that can be used as a microcontroller, I Embedded Network Programming Debugging Tools

用VC++6.0编写的小程序,能够实现网络DNS查询.-With VC++ 6.0 prepared applet enables network DNS query.

基于c#，用IIS对remoting 的实现，可以对比asp.net来学习-Based on the c#, Using IIS on the realization of remoting can be compared to learn asp.net

蓝牙文件传输，是可以直接运行的一个小程序-Bluetooth file transfer, it can directly run a small program

用C++ Builder进行聊天(TCP)的示例-C Builder Chat (TCP) example

一个拨号及监视拨号状况的例子-A dial-up and monitoring the status of examples of dial-up

基于TCP/IP技术的视频聊天程序，可以轻松实现视频聊天，-based on TCP/IP technology in video chat program can be easily video chat,