Understanding of MQTT Retained messages.
The behavior of retained messages in MQTT is that when an MQTT Client published a Topic with payload, then MQTT Broker keeps retaining this payload until it changed with the…
The behavior of retained messages in MQTT is that when an MQTT Client published a Topic with payload, then MQTT Broker keeps retaining this payload until it changed with the…
MQTT full form is message queuing telemetry transport. MQTT is the lightweight network protocol for resource-constrained devices. A low 2byte header and 256MB message size make the MQTT protocol a…