KNOWLEDGE · AMADEUS LAB
MQTT
MQTT is a lightweight publish-and-subscribe messaging protocol often used to move telemetry and event data between devices, gateways and cloud services.
SIMPLE EXPLANATION
Message Queuing Telemetry Transport in context
Publishers send messages to named topics through a broker. Subscribers receive messages for the topics they are authorised to use, allowing systems to exchange data without directly connecting to each other.
Example
An edge gateway can publish a machine temperature reading to a secured topic that a cloud dashboard subscribes to.
COMMON QUESTIONS
Frequently asked questions
What is MQTT?
MQTT is a lightweight publish-and-subscribe messaging protocol often used to move telemetry and event data between devices, gateways and cloud services.
How does MQTT work?
Publishers send messages to named topics through a broker. Subscribers receive messages for the topics they are authorised to use, allowing systems to exchange data without directly connecting to each other.
When is MQTT used?
An edge gateway can publish a machine temperature reading to a secured topic that a cloud dashboard subscribes to.
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