Find printer IP
lpinfo -v
Replace the USB entry with TCP
nano /etc/sane.d/xerox_mfp.conf
#Samsung SCX-3400 Series
#usb 0x04e8 0x344f
tcp 192.168.1.15
Find printer IP
lpinfo -v
Replace the USB entry with TCP
nano /etc/sane.d/xerox_mfp.conf
#Samsung SCX-3400 Series
#usb 0x04e8 0x344f
tcp 192.168.1.15