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11.7.   Useful system commands

These commands are all regular Unix commands.

lpc [option…]

Line printer control program. Do a man lpc for more complete information. Also see Section 14, “  Printing ”.

lpq -Pprinter

Shows the queue of jobs to be printed on the given printer.

To show all print queues, use “lpq -Pall”.

lprm -Pprinter [job]

Removes a print job owned by any user from a queue. If you are logged in as a UC, you have the privileges to remove any job from the queue without using ucsh. The job number is optional; if omitted, the first job in the queue is deleted. The job number can be found in the “Jobs” column of the output of lpq -Pprinter command.

scanner

NetWorker manipulation tool. Can be used to rebuild tape indices on a NetWorker tape. Do a man scanner for more information.

Note

It must be run on crayola.