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UUCP – Unix-to-Unix Copy

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Last Updated May 24, 2021 7:58 am

Short for Unix-to-Unix Copy, a Unix utility and protocol that enables one computer to send files to another computer over a direct serial connection or via modems and the telephone system. For most file transfer applications, UUCP has been superseded by other protocols, such as FTP, SMTP and NNTP.