MQTT:Message Queue Telemetry transport
MQTT stands for Message Queuing Telemetry Transport.
It is a lightweight messaging protocol that is designed for use in low-bandwidth or unreliable networks.
It is commonly used in Internet of Things (IoT) applications to facilitate communication between devices and servers.
标签：protocol,Things,IoT,Telemetry,MQTT,Message From： https://www.cnblogs.com/RogerLu/p/17226703.html