RSTi-OM User Manual
Section 9
GFK-3212A
Jun 2021
PROFINET IO Reference Information
101
The MQTT Diagnostic Page would be useful when diagnosing the communication issues or protocol
connectivity status. The following are the diagnostic details available for the user to
debug/troubleshoot communication.
The details of various parameters as shown in the diagnostic window are:
MQTT Client Enable
Displays whether the MQTT client has been enabled or disabled.
MQTT Client State
Displays connection status:
•
Connected
•
Disconnected
Connect Successes
The number of successful attempts to connect to the MQTT broker.
Connect Failures
The number of failed attempts to connect to the MQTT broker.
Connections Lost
The number of connections to the MQTT broker has been lost.
Last Connection Error
Displays the last type of connection error.
Publish Attempts
The number of attempts to publish a data message to an MQTT topic.
Publish Successes
The number of successfully published MQTT data messages.
Publish Failures
The number of failed attempts to publish an MQTT data message.
Last Publish Error
Displays the last publish error.
Subscribe Attempts
The number of attempts to subscribe to an MQTT topic.
Subscribe Successes
The number of successful attempts to subscribe to an MQTT topic.
Subscribe Failures
The number of failed attempts to subscribe to an MQTT topic.
Last Subscribe Error
The last error that occurred when attempting to subscribe to an MQTT
topic.
Subscribed Messages
Received
The number of MQTT data messages received on subscribed topics.
