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Red Hat Certified Specialist in Services Management and Automation EX358 Exam Guide

You're reading from   Red Hat Certified Specialist in Services Management and Automation EX358 Exam Guide Get your certification and prepare for real-world challenges as a Red Hat Certified Specialist

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Product type Paperback
Published in Feb 2023
Publisher Packt
ISBN-13 9781803235493
Length 350 pages
Edition 1st Edition
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Author (1):
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Eric McLeroy Eric McLeroy
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Eric McLeroy
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Table of Contents (16) Chapters Close

Preface 1. Part 1: Red Hat Linux 8 –Configuring and Maintaining Storage with Automation
2. Chapter 1: Block Storage – Learning How to Provision Block Storage on Red Hat Enterprise Linux FREE CHAPTER 3. Chapter 2: Network File Storage – Expanding Your Knowledge of How to Share Data 4. Part 2: Red Hat Linux 8 – Configuring and Maintaining Networking with Automation
5. Chapter 3: Network Services with Automation – Introduction to Red Hat Linux Networking 6. Chapter 4: Link Aggregation Creation – Creating Your Own Link and Mastering the Networking Domain 7. Chapter 5: DNS, DHCP, and IP Addressing – Gaining Deeper Knowledge of Red Hat Linux Networking 8. Part 3: Red Hat Linux 8 – Configuring and Maintaining Applications with Automation and a Comprehensive Review with Exam Tips
9. Chapter 6: Printer and Email – Setting Up Printers and Email Services on Linux Servers 10. Chapter 7: Databases – Setting Up and Working with MariaDB SQL Databases 11. Chapter 8: Web Servers and Web Traffic – Learning How to Create and Control Traffic 12. Chapter 9: Comprehensive Review and Test Exam Questions 13. Chapter 10: Tips and Tricks to Help with the Exam 14. Index 15. Other Books You May Enjoy

Learning about the DNS and why you need to know about it

DNS is important to learn about as it simplifies how we find addresses of networked devices on the world wide web. Without the DNS to allow FQDNs to translate into IP addresses, we would all have to search for websites via IP. This would become confusing as there are so many websites we use today that remembering all the IP addresses for them would be hectic and unmanageable. This would inevitably lead to a database that you would have to look at each time you wanted to go to a website. Thus, the DNS was born, and it provides that function allowing you to remember friendly names of websites in order to access them, such as google.com.

Setting up DNS server configuration manually to provide DNS services

The first thing we will need to do is install the bind package for the DNS to be able to run. This allows for the daemon needed to serve the DNS entries to the systems. We will start by using sudo dnf install bind -y, with...

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