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At this point, everything should be configured to send files from MQTT Transmission to MQTT Engine. Open Ignition Designer on the system running MQTT Transmission. You should see the control and information tags created in the specified tag provider and folder as shown below:

The control and information tags created in the folder are:

Name

Type

Description

Last Published FileStringName of last published file
Last Published Sequence NumberIntegerSequence number of last published file since last reset of metrics
Percent CompletedBytePublish completion percent for file being published
Publish FileBooleanManual trigger to publish file
Publish File CountLongNumber of files published since last reset of metrics
Publish File in TransitStringName of current file being published
Publish Files PathStringFull path to the target file to publish over MQTT
Publish Operation StatusStringStatus description of current publish operation
Publish Operation Status CodeIntegerStatus code for current publish operation
ResetBooleanTrigger to reset publish metrics


At this point, we just need to tell MQTT Transmission which file to send. Download this sample_file.zip which contains two text files. The two text files are:

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