Edit file File name : 80-debian-compat.rules Content :# Debian specific udev rules for backwards compatibility # needed for old tape drivers, http://bugs.debian.org/657948 SUBSYSTEM=="scsi", ENV{DEVTYPE}=="scsi_device", TEST!="[module/sg]", RUN{builtin}+="kmod load sg" # device permissions KERNEL=="mISDNtimer", GROUP="dialout" KERNEL=="mwave", GROUP="dialout" KERNEL=="nvram", GROUP="kmem", MODE="0640" KERNEL=="pktcdvd", GROUP="cdrom", MODE="0644" KERNEL=="lirc[0-9]*", GROUP="video" KERNEL=="legousbtower*", MODE="0666" KERNEL=="sonypi", MODE="0666" KERNEL=="mmtimer", MODE="0644" KERNEL=="sgi_*", MODE="0666" KERNEL=="z90crypt", MODE="0666" # These rules will create symlinks for CD/DVD drives, to help old # programs which are unable to automatically discover the devices. # The first detected device gets the symlink, but this is not stable across # reboots. ENV{ID_CDROM_CD_RW}=="?*", \ PROGRAM="/bin/sh -c 'ln -s %k /run/udev/link.cdrw 2>/dev/null; [ `readlink /run/udev/link.cdrw` = %k ]", \ SYMLINK+="cdrw", OPTIONS+="link_priority=-100" ENV{ID_CDROM_DVD}=="?*", \ PROGRAM="/bin/sh -c 'ln -s %k /run/udev/link.dvd 2>/dev/null; [ `readlink /run/udev/link.dvd` = %k ]", \ SYMLINK+="dvd", OPTIONS+="link_priority=-100" ENV{ID_CDROM_DVD_RW}=="?*", \ PROGRAM="/bin/sh -c 'ln -s %k /run/udev/link.dvdrw 2>/dev/null; [ `readlink /run/udev/link.dvdrw` = %k ]", \ SYMLINK+="dvdrw", OPTIONS+="link_priority=-100" Save