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
Other Books You May Enjoy
21
Index

DNS delegation

In the previous chapter, when we were looking at the AD DS design, I explained child domain controllers and how they can be used to organize the company's AD hierarchy. When you create a child domain in a forest, it also creates its own DNS namespace. In a DNS infrastructure, sometimes, it is required that you divide the DNS namespace to create additional zones for better management. DNS delegation allows organizations to achieve this without the need to change the domain structure.

In AD-integrated DNS, you are allowed to create any DNS zone, and it will be replicated to other domain controllers. But there are situations where this can lead to administrative overhead. Rebeladmin Corp. uses rebeladmin.com as its AD DS domain name. They have a software development department that develops web-based applications.

In order to test their applications, they have to use a web URL. Every time they need to test something, they open a support ticket and the IT team...