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Sams Teach Yourself TCP/IP in 24 Hours, Fourth Edition by Joe Casad

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File Transfer Protocol (FTP)

The File Transfer Protocol (FTP) is a widely used protocol that enables a user to transfer files between two computers on a TCP/IP network. A file transfer application (typically also called ftp) uses the FTP protocol to transfer files. The user runs an FTP client application on one computer, and the other computer runs an FTP server program such as ftpd (FTP daemon) on a Unix/Linux computer, or an FTP service on other platforms. Many FTP client programs are command-line based, but graphical versions are available as well. FTP is used primarily to transfer files, although it can perform other functions such as creating directories, removing directories, and listing files.

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In the Unix world, a daemon is ...

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