Canon

 sudo add-apt-repository ppa:thierry-f/fork-michael-gruz

sudo apt update

lsb_release -a

apt search scangear

sudo apt install scangearmp2

sudo apt install software-properties-common

sudo apt update

apt policy scangearmp2

apt search scangearmp2

lpinfo -v

scanimage -L

lpstat -p

scanimage -L

airscan-discover

ipptool -tv ipp://PRINTER_IP/ipp/scan get-scanner-attributes.test


sane-find-scanner

dmesg | tail -30

sudo apt install sane-airscan ipp-usb

sudo systemctl enable --now ipp-usb

lpstat -p

lpstat -t

sudo systemctl stop ipp-usb

sudo systemctl disable ipp-usb

sudo systemctl restart cups

lpstat -t

lsusb | grep Canon

sudo sane-find-scanner

sudo apt install sane-airscan

airscan-discover

scanimage -L

journalctl -u ipp-usb -n 50

journalctl -u cups -n 50

cat /sys/module/usbcore/parameters/autosuspe

nd


sudo sh -c 'echo -1 > /sys/module/usbcore/parameters/autosuspend'

journalctl -u ipp-usb -n 50

http://localhost:631


systemctl status cups-browsed.

systemctl status avahi-daemon.   

sudo systemctl disable --now cups-browsed

sudo systemctl restart cups

lpstat -t

systemctl status cups-browsed avahi-daemon.

ipp-usb check

lpstat -v

sudo systemctl disable --now cups-browsed

sudo ss -ltnp | grep ipp-usb. Ya

sudo systemctl enable --now ipp-usb

systemctl status ipp-usb




sudo netstat -ltnp | grep ipp-usb

lpstat -v

sudo ss -ltnp | grep 600

sudo lpadmin -p CanonIPP -E -v ipp://localhost:60000/ipp/print -m everywhere

sudo lpadmin -p HPIPP -E -v ipp://localhost:60001/ipp/print -m everywhere


ipp-usb check

lpinfo -v

driverless

sudo apt install cups-filters

driverless

apt policy ipp-usb

grep ^deb /etc/apt/sources.list

apt-cache policy | grep universe


cat /etc/os-release

sudo add-apt-repository universe

sudo apt update

sudo apt install ipp-usb

snap list | grep ipp


sudo snap stop ipp-usb

sudo snap remove ipp-usb














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