Book Image

Mastering Active Directory, Third Edition - Third Edition

By : Dishan Francis
5 (2)
Book Image

Mastering Active Directory, Third Edition - Third Edition

5 (2)
By: Dishan Francis

Overview of this book

Mastering Active Directory, Third Edition is a comprehensive guide for Information Technology professionals looking to improve their knowledge about MS Windows Active Directory Domain Service. The book will help you to use identity elements effectively and manage your organization’s infrastructure in a secure and efficient way. This third edition has been fully updated to reflect the importance of cloud-based strong authentication and other tactics to protect identity infrastructure from emerging security threats. Mastering Active Directory, Third Edition provides extensive coverage of AD Domain Services and helps you explore their capabilities as you update to Windows Server 2022. This book will also teach you how to extend on-premises identity presence to cloud via Azure AD hybrid setup. By the end of this Microsoft Active Directory book, you’ll feel confident in your ability to design, plan, deploy, protect, and troubleshoot your enterprise identity infrastructure.
Table of Contents (22 chapters)
20
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21
Index

DNS infrastructure design

In the first chapter, I have mentioned how AD domain and forest represent the logical structure of AD setup. We also need to design DNS infrastructure to support the AD logical structure.

AD DS must require integration with DNS. Otherwise, the clients will not be able to locate domain controllers. The DNS infrastructure design mainly has two models:

  1. The organization already has existing DNS infrastructure and they'd like to keep it. If that is the case, we need to integrate the existing DNS infrastructure with AD namespace. This involves deploying new DNS servers and DNS delegation.
  2. The organization doesn't have DNS infrastructure at all. In such a situation, it's easier to implement new DNS infrastructure along with the new AD setup process. It simplifies the maintenance and administration process.

From these two models, integration with existing DNS infrastructure can be challenging. Let's go ahead and...