+
+# cdrom
+SUBSYSTEM=="block", KERNEL=="sr[0-9]*", SYMLINK+="scd%n", GROUP="cdrom"
+SUBSYSTEM=="block", KERNEL=="hd[0-9]*", SUBSYSTEMS=="ide", ATTRS{media}=="cdrom", GROUP="cdrom"
+SUBSYSTEMS=="scsi", ATTRS{type}=="4|5", GROUP="cdrom"
+KERNEL=="pktcdvd[0-9]*", NAME="pktcdvd/%k", GROUP="cdrom"
+KERNEL=="pktcdvd", NAME="pktcdvd/control", GROUP="cdrom"
+
+# tape
+KERNEL=="ht[0-9]*|nht[0-9]*", GROUP="tape"
+KERNEL=="pt[0-9]*|npt[0-9]*|pht[0-9]*", GROUP="tape"
+SUBSYSTEMS=="scsi", ATTRS{type}=="1|8", GROUP="tape"
+
+# block, block-releated
+SUBSYSTEM=="block", GROUP="disk"
+KERNEL=="hd*", SUBSYSTEMS=="ide", ATTRS{media}=="floppy", OPTIONS+="all_partitions"