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Network – Exchanging data with other devices using MQTT – external network

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This flow demonstrates how to exchange data between two devices that are located in different networks using the MQTT protocol. One use case could be an installation with more than one realKNX where some common data needs to be shared.

Read more Node RED Programming Guide Programming the IoT – MQTT

Download Codenetwork-mqtt-external.json

We’ve detected delays with the MQTT broker used in this flow, you may want to try alternative brokers e..g

How-to import: Video Tutorial