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Tab
Birth Message
In the tab
Birth Message
you can configure the topic that is sent when a
new connection is established.
Figure 70: Dialog box MQTT broker config node - tab Birth Message
Parameter Type
Description
Topic
Input field
In the input field
Topic
you can enter the topic of the MQTT
communication. If you leave this field blank, no Birth
Message will be sent. In that case, all other parameters of
this tab are meaningless.
QoS
Selection list
You can set the selection list QoS (Quality of Service) to
one of the three values 0, 1, and 2.The meaning of these
values is as follows:
0 = At most once (no acknowledge by the receiver)
1 = At least once (the sender stores the message until it
receives an acknowledge from the receiver)
2 = Exactly once (Sender and receiver acknowledge the
message using additional acknowledge messages)
Retain
Selection list
Here you can set whether the connection is to be
maintained after use:
TRUE: The connection is to be maintained.
FALSE: The connection will be terminated.
Payload
Input field
Here you can enter the payload (text) to be transmitted in
the Birth Message via MQTT.
Table 38: Parameters in the tab Birth Message
Edge Gateway | NIOT-E-TPI51-EN-RE (Connect)
DOC170502UM04EN | Revision 4 | English | 2018-08 | Released | Public
© Hilscher 2017 – 2018
