MQTT Engine supports custom properties as described below:

  • reorderingTimeout
    • Shows how to configure MQTT Engine to handle messages from Sparkplug Edge Nodes which are delivered out of order
  • allowCustomNamepsacesQos1
    • Shows how to configure MQTT Engine to subscribe on QoS1 for custom namespace topics.


Custom properties should only be added after consultation with the CirrusLink support team.
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