ACTION=="add", SUBSYSTEM=="sound", KERNEL=="controlC*", \ ENV{ALSA_CONFIG_PATH}="/etc/alsa/alsactl.conf", RUN+="/sbin/alsactl restore $name" ACTION=="remove", SUBSYSTEM=="sound", KERNEL=="controlC*", \ ENV{ALSA_CONFIG_PATH}="/etc/alsa/alsactl.conf", RUN+="/sbin/alsactl store $name"