This guide will walk you through how to subscribe your devices' messages as well as how to send a command to a specific device, using Eclipse Mosquitto’s CLIs to subscribe or publish messages.
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Install or Mosquitto.
Browse , navigate to "User -> Organization -> Secret Credentials", create a full access "Access Key", set down it as <Password>, and also "Organization ID" as <OrgID>.
Let’s listen for all of your devices' messages.
Open a terminal window and execute the following command.
You should replace <OrgID> and <Password> with the ones you set down from "Credentials".
2. Power up devices, while devices keep sending messages, you should see outputs like:
You can also subscribe a specific field in the topic, so that you could get the data from a single device, or a single channel.
You should replace <OrgId> and <Password> with what you got from "Credentials", and replace 2CF7F12XXXXXXXXX with the Device EUI you own.
🎉 Congratulations! Now you know how to monitor and receive messages via MQTT. Go build something awesome!
It shows each data collected by sensors, with Device EUI , Device Channel, Sensor EUI, Measurement ID, Measurement Value, and timestamp, see the for more details.
