CUPS Web Interface
The default port for CUPS web interface is port 631. http://localhost:631
CUPS: Print-Job: Unauthorized
Problem When looking though the cups error log. /var/log/cups/error_log I found the following error messages: Print-Job: Unauthorized Resume-Printer: Unauthorized PID 29644 (/usr/lib/cups/backend/lpd) stopped with status 1! Resolution To resolve these errors edit printers.conf file. vi /etc/cups/printers.conf Edit the following line: AuthInfoRequired username,password Replace the line with instead: AuthInfoRequired none Restart the CUPS service. /etc/init.d/cups restart service cups restart The error now should not re appear in the logs.
Printing from CUPS to a Printer attached to Windows XP/Vista/7
Summary I find it frequently necessary to configure CUPS to print to a printer that is attached to a Windows PC as many printers do not have network capability. This tutorial will show you how to install an LPD server on Windows It is also possible to configure CUPS to work with Windows Shares using Samba. However this may need authentication and I have found can have more complications when configuring. Guide LPD is a feature that is available on…