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MQTT Essentials - A Lightweight IoT Protocol

You're reading from MQTT Essentials - A Lightweight IoT Protocol Send and receive messages with the MQTT protocol for your IoT solutions.

Product type Paperback

Published in Apr 2017

Publisher Packt

ISBN-13 9781787287815

Length 280 pages

Edition 1st Edition

Languages

Python

Tools

MQTT

Concepts

IoT Development

Author (1):

Gaston C. Hillar

View More author details

Table of Contents (8) Chapters

Preface

1. Lightweight Messaging with MQTT 3.1.1 and Mosquitto FREE CHAPTER

2. Securing an MQTT Mosquitto Server

3. Controlling a Drone with Python

4. Interacting with Sensors in Java

5. Controlling Home Automation in JavaScript

6. Interacting with Actuators in Swift

A. Exersise Answers

Chapter 1. Lightweight Messaging with MQTT 3.1.1 and Mosquitto

In this chapter, we will start our journey towards the usage of the preferred IoT publish-subscribe lightweight messaging protocol in diverse IoT solutions combined with mobile apps and web applications. We will learn how MQTT and its lightweight messaging system work. We will learn MQTT basics, the specific vocabulary for MQTT, and its working modes. We will use different utilities and diagrams to understand the most important concepts related to MQTT. We will:

Understand convenient scenarios for the MQTT protocol
Work with the publish-subscribe pattern
Work with message filtering
Learn basic concepts related to MQTT
Understand the MQTT puzzle: clients, servers or brokers, and connections
Install a Mosquitto MQTT server on Linux, macOS, or Windows
Publish messages
Subscribe to topics
Unsubscribe from topics
Work with best practices when creating topics
Understand wildcards
Learn about the different Quality of Service levels
Work with at least once delivery
Work with exactly once delivery

You have been reading a chapter from

MQTT Essentials - A Lightweight IoT Protocol

Published in: Apr 2017

Publisher: Packt

ISBN-13: 9781787287815

© 2017 Packt Publishing Limited All Rights Reserved

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Authors (1)

Gaston C. Hillar

Gaston C. Hillar

Gaston C. Hillar is Italian and has been working with computers since he was 8 years old. Gaston has a Bachelor's degree in computer science (graduated with honors) and an MBA. Currently, Gaston is an independent IT consultant and a freelance author who is always looking for new adventures anywhere in the world. He was a senior contributing editor at Dr. Dobb's, and has written more than a hundred articles on software development topics. He has received the prestigious Intel Black Belt Software Developer award eight times. He has written many articles about Java for Oracle Java Magazine. Gaston was also a former Microsoft MVP in technical computing. He lives with his wife, Vanesa, and his two sons, Kevin and Brandon.

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