-# permissions for IDE CD devices
-BUS=="ide", KERNEL=="*[!0-9]", ENV{PHYSDEVDRIVER}=="ide-cdrom", NAME="%k", GROUP="cdrom", MODE="0660", RUN+="/lib/udev/cdrom-symlinks.sh %k"
+# permissions for IDE CD devices (without symbolic link creation)
+BUS=="ide", KERNEL=="*[!0-9]", ENV{PHYSDEVDRIVER}=="ide-cdrom", NAME="%k", GROUP="cdrom", MODE="0660"
+
+# permissions for IDE CD devices (with symbolic link creation)
+# THIS RULE COMMENTED OUT BY DEFAULT: read /lib/udev/rc.optical-symlinks for more information...
+#BUS=="ide", KERNEL=="*[!0-9]", ENV{PHYSDEVDRIVER}=="ide-cdrom", NAME="%k", GROUP="cdrom", MODE="0660", RUN+="/lib/udev/cdrom-symlinks.sh %k"