cups

Common Unix Printing System

http://localhost:631/
http://localhost:631/admin
HP ENVY Photo 7800 All-in-One Printer series
- Description: HP ENVY Photo 7800 series
- Driver: ENVY Photo 7800 series - IPP Everywhere (color, 2-sided printing)

https://192.168.0.104/#hId-pgDevServ

Clean Smear Remove buildup in the printer that can cause smearing on printed pages.
Clean Printhead Activate printhead cleaning and print progress report.
- Level 2 cleaning

HP 303 ink cartridge

Slackware 14.2 configuration

   1 activate /etc/rc.d/rc.cups
   2 chmod 755 /etc/rc.d/rc.cups
   3 /etc/rc.d/rc.cups start
   4 # http://localhost:631
   5 # Admin
   6 # add printer
   7 # socket://192.168.1.2:9100
   8 # HP Officejet Pro X451-X551 Postscript
   9 # Media size a4 two sided off maintenance print test page 
  10