41.1. Introduction to WU-FTPD
WU-FTPD (the WU stands for Washington University) is probably the most popular UNIX FTP server on the Internet and is included by default with most UNIX and Linux operating systems. Its large number of configurable options make it superior to the “classic,” or BSD FTP, server that is still used by some flavors of UNIX, but it is not as flexible or cleanly implemented as ProFTPD, which is covered in Chapter 40. That chapter also has a brief general introduction to the FTP protocol, which you should read before going further if you are unfamiliar with concepts such as FTP clients and servers.
In its normal default configuration, WU-FTPD will allow any UNIX user (except for system users) to log in with their standard ...
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