# On MQTT Start

## Overview

![The On MQTT Start Node.](/files/o5pYp2xgFdhMvN9FLSS3)

**On MQTT Start** is an **Event Listener Node** notifying that the **MQTT** connection was successfully established, therefore enabling the user to perform actions on said connection.

[**Scope**](https://github.com/cgi-studio-gmbh/incari-doc/blob/2022.2/toolbox/communication/overview.md#scopes): **Project**, **Scene**.

## Attributes

![The On MQTT Start Node Attributes.](/files/9w1UYlHBexBs7XgbCNck)

| Attribute       | Type          | Description                                        |
| --------------- | ------------- | -------------------------------------------------- |
| `Configuration` | **Drop-down** | The connection, or signal name, that will be used. |

## Outputs

| Output             | Type      | Description                                                                                                                            |
| ------------------ | --------- | -------------------------------------------------------------------------------------------------------------------------------------- |
| *Pulse Output* (►) | **Pulse** | A standard **Output Pulse**, to move onto the next **Node** along the **Logic Branch**, once this **Node** has finished its execution. |

## See Also

* [**On MQTT Stop**](/incari-studio/2022.2/toolbox/communication/mqtt/events/onmqttstop.md)
* [**On MQTT Topic**](/incari-studio/2022.2/toolbox/communication/mqtt/events/onmqtttopic.md)


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