Users send print jobs to the shared printers on the print servers (\\printserver\printer). On user's computer, some printer names are "printer on server" in Devices and Printers..
The users also send the print jobs to the printer directly via the IP address of the printer or to the printer that is connected to their workstations locally via cable (USB, LPT or others).
1. Follow the instructions at Print Management / Print Tracking - Users Send Print Jobs to the Shared Printers on Windows / Unix / Linux Print Server (\\Printserver\Printer)
2. Follow the instructions at Print Management / Print Tracking - Users Send the Print Jobs to the Printer by the IP Address of Printer or the Local USB or LPT Printer