WeChat Official Account: Jiu Geek Welcome to star and follow Jiu Geek, let’s discuss technology and architecture together! Your likes, favorites, and comments are very important. If this article helps you, please share and support, thank you! With the development of the Internet of Things (IoT), lightweight communication protocols have become increasingly important. The Constrained … Read more
1. First, let’s take a look at the comparison of the four major protocols based on relevant foreign professional data: Protocol CoAP XMPP RESTful HTTP MQTT Transport UDP TCP TCP TCP Messaging Request/Response Publish/Subscribe Request/Response Request/Response Publish/Subscribe Request/Response 2G, 3G, 4G Suitability (1000s nodes) Excellent Excellent Excellent Excellent LLN Suitability (1000s nodes) Excellent Fair Fair … Read more
CoAP protocol This article is sourced from: https://academy.nordicsemi.com/courses/cellular-iot-fundamentals/lessons/lesson-5-cellular-fundamentals/topic/lesson-5-coap-protocol/ CoAP /käˈæp/ stands for “Constrained Application Protocol,” an application layer protocol based on UDP transmission developed for the Internet of Things (IoT) and IoT devices, defined by the Internet Engineering Task Force (IETF) in RFC 7252.The reason IoT and IoT devices are referred to as constrained networks … Read more
Click the blue text to follow us with one click “ Dream Thinker NetworkSecurity Guardian ” Security researchers indicate that RFC 7252, also known as the Constrained Application Protocol (CoAP), is about to become one of the most abused protocols in DDoS attacks. What is CoAP? CoAP was officially approved in 2014 and has only … Read more
Introduction The Internet of Things (IoT) refers to the “internet of everything connected,” which is an extension and expansion of the internet, forming a huge network by combining various information sensing devices with the network, enabling connectivity among people, machines, and objects anytime and anywhere. However, many IoT terminals are resource-constrained, with limited storage space … Read more
With the advancement of 5G network technology, the Internet of Things (IoT) is rapidly developing. Today, countless IoT devices are shining in every corner of the world. However, unlike traditional internet, end-to-end communication has always been a challenge for IoT businesses. The different IoT communication protocols used create a huge gap in communication between these … Read more
Labs Guide CoAP, short for Constrained Application Protocol, is a communication protocol based on UDP designed to meet the M2M (Machine-to-Machine) needs in constrained environments. Currently, in the field of IoT protocols, the Matter Protocol 1.0 launched by Google, Amazon, and Apple in collaboration with the CSA Alliance, as well as the OLA Alliance Interoperability … Read more
Source: Guangdong IoT Open Laboratory Author: Laboratory Administrator The American Computer Industry Association predicts that by 2020, the number of connected devices worldwide will reach 50.1 billion. With the development of IoT, there has been real-time and effective connectivity between devices through the internet. To ensure smooth communication between devices, a specific
↑ Click the above“IoT Time and Space” to follow us This article is sourced from: Why Hardware Matters, if there is any infringement, please contact us for deletion; published by the “IoT Time and Space” WeChat public account (IoT-LPWAN), please indicate the source when reprinting. IoT Communication Protocols Communication protocols can be considered a language … Read more
IoT Communication Protocols: From MQTT to CoAP The Internet of Things (IoT) is a network composed of numerous devices that connect to each other via the internet, enabling seamless and automated communication. In the IoT ecosystem, various communication protocols play a crucial role in achieving efficient, reliable, and secure data exchange. Today, I will take … Read more