To cancel / remove your print job when printing using NUS SOC printers, login to sunfire using SSH.
Assuming the printer name is pstsb-dx, enter the following in the command prompt to check your print job in printer pstsb-dx:
Next, take note of the job id for the print job you wish to cancel.
Then, enter the following
lprm -Ppstsb-dx 845
where 845 is the printjob id.
This 2 commands are particularly useful when SOC printers are jammed or the network is down. To prevent wastage of print quota, cancel away your print job.
For a list of NUS SOC printers name, go to https://docs.comp.nus.edu.sg/node/1498/
For more information, please refer to https://docs.comp.nus.edu.sg/node/1584