[all variants] lpr question & two sided printing

[all variants] lpr question & two sided printing

Look at man lp as it has

Code:

 -o sides=one-sided           -o sides=two-sided-long-edge           -o sides=two-sided-short-edge              Prints  on  one  or  two sides of the paper. The value "two-sided-              long-edge" is normally used  when  printing  portrait  (unrotated)              pages, while "two-sided-short-edge" is used for landscape pages.

an option to specify one or two sided printing in portrait or landscape.

Don't have a duplex printer so cannot test.

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