lp -d [DRUCKERNAME] (opt. -o ...) [DATEINAME]

http://www.cups.org/documentation.php/man-lp.html?TOPIC=Man+Pages

insb

-o fitplot

-o number-up=2 (oder 4, 6, 9, 16)

-o sides=one-sided

-o sides=two-sided-long-edge

-o sides=two-sided-short-edge

-o media=size (Sets the page size to size. Most printers support at least the size names „a4“, „letter“, and „legal“)