MQTT (Message Queuing Telemetry Transport) and EMQX are two widely used communication technologies in the Internet of Things (IoT) and messaging systems. Although both are used for real-time communication and data transmission, there are some notable differences in their design, functionality, and features. This article will detail the differences between MQTT and EMQX, including protocol … Read more
13.6.2 Understanding the MQTT Protocol Visually Using the roles of a TV station, reporter, and audience makes it easier to understand: TV Station: In MQTT, it is referred to as the server (broker). It has the following functions: ① Accepts network connections from clients; // reporters/audience connect to the TV station ② Accepts application information … Read more
Introduction: Flexible Authentication/Authorization Mechanisms Provide Efficient Security Assurance EMQX has always placed great emphasis on security, providing continuous enhancement of security guarantees for IoT users through a wide range of out-of-the-box security features, including MQTT over TLS/SSL, transmission encryption and authentication integration based on national cryptography algorithms, as well as various identity authentication functions such … Read more
27-year-old domineering CEO falls in love with 45-year-old cleaning lady? Domestic short dramas are crazy! The boss asked me to write something according to this style. Part One: The female CEO falls in love with me, who has no money or house and spends all day typing. “I want to take everything that doesn’t belong … Read more
Introduction: The First Groundbreaking Product to Introduce QUIC to MQTT In the recently released version 5.0, EMQX has innovatively introduced QUIC support. QUIC is the underlying transport protocol for the next-generation internet protocol HTTP/3. Compared to TCP/TLS protocols, it effectively reduces connection overhead and message latency, providing a flexible and efficient transport layer for modern … Read more
Introduction to Modbus Modbus is a serial communication protocol used to connect industrial automation devices, originally developed by Modicon in 1979. It has become one of the universal communication standards widely used in industrial automation scenarios. Modbus adopts a master-slave model and supports various transmission methods, including serial (RS-232/485) and Ethernet versions (TCP/IP). It is … Read more
NewEnergyVehicles have ushered in the era of automotive intelligence, transforming cars from isolated transportation tools into smart carriers that can deeply integrate with the entire transportation system, providing users with a new digital experience.The era of intelligent connected vehicles also offers users more intelligent applications, such as assisted driving, autonomous driving, and intelligent traffic systems, … Read more
The gaming industry has undergone many technological transformations in recent years. The demand for interactive games, immersive experiences, and multiplayer online social games continues to grow, prompting the gaming industry to focus more on how to meet the higher requirements for seamless real-time communication and players’ social interactions, collaboration, and real-time message synchronization. However, traditional … Read more
1. Install EMQX on Synology Docker (Refer to https://blog.csdn.net/weixin_43888891/article/details/122518479) SSH into Synology and obtain root privileges. 1. Download the EMQX image docker pull emqx/emqx 2. Start the container docker run -dit –name emqx -p 18083:18083 -p 1883:1883 -p 8083:8083 -p 8084:8084 emqx/emqx:latest 3. Access the EMQX web management page to change the password http://Synology IP … Read more
The CoAP protocol is an IoT protocol that supports communication between constrained devices operating in constrained networks. Therefore, the CoAP protocol is designed to be very lightweight and uses the UDP protocol for data transmission, making it well-suited for constrained network environments. CoAP operates in a manner similar to HTTP, allowing operations on abstract resources … Read more