Understanding MQTT Topics
Table of Contents Series Article Directory Introduction 1. Topic Wildcards 1.1 Single-Level Wildcards 1.2 Multi-Level Wildcards 2. System Topics 3. Testing System Topics with MQTTX 3.1 Enable Access Permissions 3.2 EMQX Cluster Node List 3.3 Subscribe to EMQX Version Topic 3.4 Subscribe to Online/Offline Topics Conclusion Introduction The MQTT topic is essentially a UTF-8 encoded … Read more