With this package you can monitor and filter incoming requests for the SYSTAT, FINGER, FTP, TELNET, RLOGIN, RSH, EXEC, TFTP, TALK, and other network services.

FTP命令大全,FTP:文件传输协议。先说说他的功能吧，主要就是从运行FTP服务器的计算机传输文件。-Encyclopedia of FTP commands, FTP: File Transfer Protocol. His first talk about the function of it, mainly from running FTP server computer to transfer files.

一个FTP服务器连接 同时两三台电脑互相传输信息-a ftp server. it is used for a chartbox. people cannot talk if do not have this server