最全面的基于TCP/IP的FTP服务器端要和我上传的客户端一起使用，还有聊天的功能，java程序代码，多线程设计，我花了将近二个月的时间-the most comprehensive TCP / IP-based FTP server to upload and my client used together, chat functions, java code, multithreaded design, I spent nearly two months of the time

LFTP FTP服务器 支持断点续传，设置用户权限，多线程传输文件。 -metastatic FTP server support HTTP, set user privileges, multithreaded file transfer.

多线程的TFTP源码，包括服务器和客户端，环境为linux下-multithreaded TFTP source, including server and client, the environment under Linux