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Unix® and Linux® System Administration Handbook, Fourth Edition by Ben Whaley, Trent R. Hein, Garth Snyder, Evi Nemeth

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26. Printing

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UNIX printing is a mess. Let us elaborate.

Linux printing is quite nice. So is Mac OS X printing. Both are built on the Common UNIX Printing System (CUPS), an up-to-date, sophisticated, network- and security-aware printing system. CUPS provides a modern, browser-based GUI as well as shell-level commands that allow printing and control of the printing system from scripts.

Just as newer mail transport systems supply a command called sendmail that lets older scripts (and older system administrators!) work as they always did back in sendmail’s glory days, CUPS supplies commands such as lp and lpr that are backward-compatible with traditional ...

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