A method for determining the In Service/Out of Service status of an Orchestrated Entity (OE) by each processor-based device in the Orchestrated Entity self-determining its In Service/Out of Service status. The method is rule-based and provides, in reaching a determination of In Service status by a device,...http://www.google.fr/patents/US6182132?utm_source=gb-gplus-shareBrevet US6182132 - Process for determining in service status