Linux and Unix lpr command
Submits print requests.
lpr [ -E ] [ -H server[:port] ] [ -U username ] [ -P destination[/instance] ] [ -# num-copies [ -h ] [ -l ] [ -m ] [ -o option[=value] ] [ -p] [ -q ] [ -r ] [ -C/J/T title ] [ file(s) ]
lpr submits files for printing. Files named on the command line are sent to the named printer (or the default destination if no destination is specified). If no files are listed on the command-line, lpr reads the print file from the standard input.
|-E||Forces encryption when connecting to the server.|
|-H server[:port]||Specifies an alternate server.|
|Sets the job name.|
|-P destination[/instance]||Prints files to the named printer.|
|-U username||Specifies an alternate username.|
|-# copies||Sets the number of copies to print from 1 to 100.|
|-h||Disables banner printing. This option is equivalent to "-o job-sheets=none".|
|-l||Specifies that the print file is already formatted for the destination and should be sent without filtering. This option is equivalent to "-o raw".|
|-m||Send an email when a job is complete.|
|-o option[=value]||Sets a job option.|
|-p||Specifies that the print file should be formatted with a shaded header with the date, time, job name, and page number. This option is equivalent to "-o prettyprint" and is only useful when printing text files.|
|-q||Hold job for printing.|
|-r||Specifies that the named print files should be deleted after printing them.|
Submits a request to print the file myfile.txt.