/challenges-projects/design-challenges/in-the-air-design-challenge/b/blog/posts/airmobile---11---mqtt-java-clientMQTT Java ClientMQTT is a light-weight protocol initially developed by IBM for transferring telemetry data. It' based on the publisher-subscriber paradigm: a device can publish data into the system and many receivers can subscribe to get data changesen-USTelligent Community 12