If you are running Redhat Linux, you can add a network printers as follows:
Find the IP address of the printer that you wish to add.
To find the printer's IP address, ping it by name from a Linux shell window.
The printers in room 331 are called hp4300-331 and hp4600-331.
The HP-4500 color printer in room 509H is called hp4500-509h.