Mqtt connection status

[hwa_rang098tkd (david)]

Hello everyone !!!
I want to know if it is possible to set status somehow in site map which can show me is my devises are connected with the mqtt server .

[ben_jones12 (Ben Jones)]

You can use the LWT topic to monitor connection state - have a read of the MQTT specs and the countless tutorials online about how to do this. Works very well.

[rlkoshak (Rich Koshak)]

See the Complex Example in the following DP:

Design Pattern: Human Readable Names in Messages

Please see Design Pattern: What is a Design Pattern and How Do I Use Them for details on what a DP is and how to use them. Problem Statement Sometimes one wants to create a message or log statement that references certain Items. A clear example of this is to generate an alert message to be sent when one or more sensors change state. We have a nice way to provide a human readable version of an Item’s name on the UIs (i.e. the label) but from a rule this becomes more difficult. Concept [image] …