cupsctl

Update or query a server’s cupsd.conf. More information: https://openprinting.github.io/cups/doc/man-cupsctl.html.

• Display the current configuration values:

cupsctl

• Display the configuration values of a specific server:

cupsctl -h server[:port]

• Enable encryption on the connection to the scheduler:

cupsctl -E

• Enable or disable debug logging to the error_log file:

cupsctl --debug-logging|--no-debug-logging

• Enable or disable remote administration:

cupsctl --remote-admin|--no-remote-admin

• Parse the current debug logging state:

cupsctl | grep '^_debug_logging' | awk -F= '{print $2}'