最近两年出版的一本网络编程书籍的源码，其中很多代码非常有用，包括IOCP、P2P等，强烈推荐，也是不错的Visual C++的学习代码。-Published in the past two years, a network programming book source, many of which are very useful code, including the IOCP, P2P, etc., strongly recommend, is also a good Visual C++