In-Depth Analysis of the MQTT Protocol: Fixed Header, Variable Header, and Payload
Introduction MQTT (Message Queuing Telemetry Transport) is a lightweight messaging protocol widely used in the Internet of Things (IoT), mobile applications, and other fields. It is based on a publish/subscribe model, providing an efficient messaging mechanism. This article will provide a detailed analysis of the fixed header, variable header, and payload in the MQTT protocol, … Read more