File transfer

File transfer is the transmission of a computer file through a communication channel from one computer system to another. Typically, file transfer is mediated by a . In the history of computing, a large number of have been designed for different contexts.

Some examples of file transfer:

A file transfer protocol is a convention that describes how to transfer files between two computing endpoints. They are meant solely to send the stream of bits stored as a single unit in a file system, plus any relevant metadata such as the filename, file size and timestamp. File transfer protocols usually operate on top of a lower-level protocol in a . For example, the HTTP protocol operates at the topmost application layer of the TCP/IP stack, whereas XMODEM, YMODEM, and ZMODEM typically operate across RS-232 serial connections.

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