https://snapcraft.io/docs/reference/interfaces/cups-interface/
cups interface - Snap documentation
The cups interface allows access to the CUPS socket for printing via the cups snap. This interface is intended to be used by snap developers who wish to add...
cups interfacesnap documentation
https://snapcraft.io/docs/reference/interfaces/cups-control-interface/
cups-control interface - Snap documentation
cups-control allows access to the CUPS control socket, giving privileged access to configure printing. This interface has been superseded by the cups...
snap documentationcupscontrolinterface
https://bbs.archlinux.org/viewtopic.php?pid=129209
Access CUPS configuration interface from another PC / Newbie Corner / Arch Linux Forums
arch linuxaccesscupsconfigurationinterface
https://www.juniper.net/documentation/us/en/software/bng-cups/bng-cups-user-guide/bng-cups-user/topics/ref/command/show-user-plane-class-of-service-interface-set.html
show user-plane class-of-service interface-set | BNG CUPS | Juniper Networks
Show mapping of CoS objects to an interface set.
class of serviceuser planejuniper networksshowinterface