MQTT5 & Enhanced Features with AWS IoT

MQTT 5- Message Queuing Telemetry Transport version 5, is the latest version of the MQTT protocol designed to facilitate efficient and reliable communication between devices in the Internet of Things (IoT) ecosystem.Building upon its predecessor, MQTT 3.1.1, MQTT 5 brings new enhanced features and improvements aimed at improving reliability, security, flexibility, and performance in IoT deployments.

Learn how AWS IoT now supports MQTT5 and with enhanced features like Request/Response, User Properties, Topic Alias, Large Payload sizes and more, it reshapes the landscape of IoT interaction.
Also how MQTT5's Reason Codes elevate error handling, providing granular insights into the status of MQTT operations for enhanced server debug and error handling.

Contents:
00:00 Introduction
01:56 Request/Response
03:10 User Properties
04:03 Topic Alias
05:03 Shared Subscriptions
06:42 Reason Codes
08:09 Payload Format
09:15 Session Expiry
10:24 Message Expiry
11:28 Clean Start
12:41 Large Payload