了解并进一步掌握TCP/IP协议中的文件传输协议FTP，掌握其工作原理，FTP协议是如何使本地或远程的客户和服务器之间进行文件传输的，同时掌握利用Visual C++这一语言进行网络编程，也掌握了MFC WinInet 编程，及其它的一些基本的类和使用方法，也基本掌握了FTP协议的基本功能。,Understanding and further master the TCP/IP protocol in the file transfer protocol FTP, to master the principle of its work, FTP protocol is how to make local or remote client and server file transfer between, and at the same time to master the use of Visual C++ the language network for Cheng, also mastered the MFC WinInet programming, and other basic methods of the class and use, but also the basic grasp of the basic functions of FTP protocol.