rbeacon - Turns beacon on/off/blink or gives status of a node or noderange.
rbeacon noderange {on|blink|off|stat}
rbeacon [-h|--help]
rbeacon {-v|--version}
rbeacon Turns beacon (a light on the front of the physical server) on/off/blink or gives status of a node or noderange.
rbeacon 1,3 off rbeacon 14-56,70-203 on rbeacon 1,3,14-56,70-203 blink rbeacon all,-129-256 stat