Prerequisites and MQTT Broker Overview
This section provides:
- The prerequisites that are required prior to subscribing to the broker.
- An overview of the Connectivity Management MQTT broker.
- An overview of the MQTT subscription process.
Prerequisites
To subscribe to the MQTT broker you must satisfy the following prerequisites:
- You must be familiar with the fundamentals of MQTT, including how to publish and subscribe to channels.
- You must have access to an MQTT client, such as the HiveMQ Websocket Client.
- You must have at least one non-IP subscriber that is submitting messages.
- Only non-IP subscribers can be subscribed to the MQTT broker.
MQTT Broker Overview
Subscribing to Connectivity Management's MQTT broker allows you to:
- Forward data from non-IP subscribers to your own MQTT client.
- Send data from your MQTT client to your non-IP subscribers.
The Services>MQTT Users section of Connectivity Management allows you to set up MQTT user credentials, which can be used to access the Connectivity Management MQTT broker using an MQTT client.
MQTT Subscription Process
To subscribe to the Connectivity Management MQTT broker, you must:
Select an MQTT client that you will use to connect to the Connectivity Management MQTT broker.
Set up MQTT users in Connectivity Management.
Connect to the Connectivity Management MQTT broker, using your chosen MQTT client.
- If you want to forward data from your non-IP subscribers to your MQTT client, you must subscribe to the relevant topics.
- If you want to send data to your non-IP subscribers from your MQTT client, you must publish data to the relevant topic.
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Ground and First Floor
St. Vincent Plaza
319 St. Vincent Street
Glasgow, G2 5LD