CONCEPT FOR CONTROLLING MESSAGE TRANSMISSION BETWEEN COMMUNICATION PARTICIPANTS OF AN AUTOMATION SYSTEM

摘要

The invention relates to a concept for controlling a message transmission between communication participants (203) of an automation system (201, 301), wherein on the communication participants (203) each one or more publisher applications and / or one or more subscriber applications are executed, the Automation system (201, 301) comprises a message broker (209) adapted to subscribe specified topic subscriptions to named subscriber applications in a topic tree. The concept envisages that a communication party offering one or more services subscribes to those services for published a particular topic ("published"). Subscriber applications of other communication participants who are registered for the corresponding topic are thus informed by the message broker that corresponding services are offered. The invention further relates to a message broker (209) for an automation system (201, 301), an automation system ( 201, 301) and a computer program.