dllNecSock

vc++可视化编程，包括网络编程部分，压缩包里面的是源代码，可直接运行。(vc++ visual programming, including network programming part of the compressed packet inside the source code can be directly run.)

回声消除代码实例，具有一定的参考价值，可以下载使用。(voice aec code example ,will be valuable to you work if you download it)

用来通过HTTP协议下载的程序，支持断点续传和多线程下载(Used to download the program through the HTTP protocol, support HTTP and multi-threaded download)

这是用VB编辑的点对点通讯工具,只要双方拥有IP地址,就可以连接通讯.可以用于Internet,局域网等网络中.()

说明：  这是非常好的关于网络编程的例子，实现了ping程序，对于学习网络编程的人员来说是非常难得的材料。(It is a very good example of programming on the network to achieve the ping process, for learning network programming staff is very rare material.)

本书主要介绍了如何用API函数进行网络间通信(The book introduces how to use the API function communication networks)

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.)

简易TCP通讯服务器端，QosClt为客户端。多个客户端间的通讯需要基于服务器，即通过服务器转发。(Simple TCP communication server, QosClt for the client. Communication between multiple clients need a server-based, that is transmitted through the server.)

TCP通信示例程序，很好用的网络通信例程(TCP communication sample program, the good network communication routines)

windows 套接口 编程 udp(windows udp socket programming)