国外论文，实现无线通信功能，阅读您的文件包然后写出其具体功-Foreign papers, the realization of wireless communications features, read your package and then write the specific reactive

国外的开发人员写的ftp通信源代码.它可以同时接受多个ftp连接（多线程）,并具有大部分的一些商业ftp服务器的功能。服务器支持所有基本的ftp命令并提供给用户简单的管理接口，支持虚拟目录-FTP communication code written by foreign people. It can accept multi-connection, and have some functions that supply by commercial ftp server. It support