etc/udev/udev.permissions

   1 #name:user:group:mode
   2 ttyUSB0:root:uucp:0660
   3 ttyUSB1:root:uucp:0666
   4 pl2303:500:500:0666
   5 visor:root:uucp:0666
   6 dsp1:::0666
   7 camera*:500:500:0666
   8 sgi_fetchop:root:root:666
   9 iseries/vcd*:root:disk:660
  10 iseries/vd*:root:disk:660