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To test your connection, make a change to the tag value on the secondary machine with MQTT Transmission installed. Double click on the Example Tag value '1', change the value, and watch it update at the Ignition Designer connected to the MQTT Engine provider.Note:

Note
The Ignition Designer tool is not by default in Read/Write mode so your first attempt to write a new value to this Example Tag will ask you to select

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either Cancel | Enable Read/Write Mode | Write Once.  Select Write Once or Read/Write to allow Tag value changes.

For more detail on how the MQTT Transmission Transmitter configurations interact with the Ignition tag trees to publish MQTT messages and tags to an MQTT Server, see the MQTT Transmission Transmitters and Tag Trees tutorial.

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