What Is the Internet of Things? Core Concepts and Key Protocols Explained

This article introduces the fundamentals of the Internet of Things, explaining what IoT is, its distinguishing characteristics, its relationship with artificial intelligence, current market trends, and a detailed overview of common IoT communication protocols such as MQTT, CoAP, LwM2M, HTTP, LoRaWAN, and NB‑IoT.

CoAPIoTIoT protocols

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What Is the Internet of Things? Core Concepts and Key Protocols Explained

Huawei Cloud Developer Alliance

Feb 14, 2020 · Fundamentals

Choosing the Right IoT Protocol: CoAP/LWM2M vs MQTT Explained

This article compares the lightweight CoAP/LWM2M protocol suite and the TCP‑based MQTT protocol, detailing their architectures, message structures, QoS levels, and typical IoT use cases, to help developers select the most suitable communication method for resource‑constrained devices.

CoAPIoTLWM2M

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Choosing the Right IoT Protocol: CoAP/LWM2M vs MQTT Explained

Huawei Cloud Developer Alliance

Jan 3, 2020 · Operations

Mastering FOTA: Step‑by‑Step Firmware Upgrade Process for LWM2M Devices

This guide explains the fundamentals of Firmware Over‑The‑Air (FOTA) upgrades for LWM2M‑enabled IoT devices, detailing each stage from package upload and device negotiation to concurrent upgrade calculations, download handling, and post‑upgrade verification, plus common troubleshooting Q&A.

FOTAFirmware UpgradeIoT

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Mastering FOTA: Step‑by‑Step Firmware Upgrade Process for LWM2M Devices