MQTT (aka MQ Telemetry Transport) is a machine-to-machine or “Internet of Things” connectivity protocol on top of TCP/IP. It allows extremely lightweight publish/subscribe messaging transport.
Your first step to get MQTT and Home Assistant working is to choose a broker.
The preferred way to setup MQTT for your installation is via Configuration >> Integrations in the UI, click the button with
+ sign and from the list of integrations select MQTT.
Alternatively, if you want to manually configure MQTT, you will need to add the following to your
To connect to your own MQTT broker:
# Example configuration.yaml entry mqtt: broker: IP_ADDRESS_BROKER
You can also use the embedded MQTT broker. A separate broker is advised for more stability.
# Example configuration.yaml entry mqtt: password: hello
This allows you to connect to the MQTT broker with user
homeassistant and password