Book Image

Windows Server Automation with PowerShell Cookbook - Fifth Edition

By : Thomas Lee
Book Image

Windows Server Automation with PowerShell Cookbook - Fifth Edition

By: Thomas Lee

Overview of this book

The Windows Server Automation with PowerShell Cookbook is back with a new edition, featuring over 100 PowerShell recipes that will make your day-to-day work easier. This book is designed to help you learn how to install, configure and use PowerShell 7.2 effectively. To start with, we’ll look at how to install and configure PowerShell 7.2, along with useful new features and optimizations, and show you how the PowerShell compatibility solution bridges the gap to older versions of PowerShell. We’ll also be covering a wide range of fundamental and more advanced use cases, including how to create a VM and set up an Azure VPN, as well as looking at how to back up to Azure. As you progress, you’ll explore topics such as using PowerShell to manage networking and DHCP in Windows Server, objects in Active Directory, Hyper-V, and Azure. We’ll also take a closer look at WSUS, containers and see how to handle modules that are not directly compatible with PowerShell 7. Finally, you’ll also learn how to use some powerful tools to diagnose and resolve issues with Windows Server. By the end of this PowerShell book, you’ll know how to use PowerShell 7.2 to automate tasks on Windows Server 2022 with ease, helping your Windows environment to run faster and smoother.
Table of Contents (17 chapters)
15
Other Books You May Enjoy
16
Index

Implementing DNS in the Enterprise

When you installed Active Directory in Chapter 4, you created a single DNS server on DC1. When you added a replica DC, DC2, and the child domain with UKDC1, you did not set up any additional DNS server in your forest. You always want to configure your clients and servers to use at least two DNS servers. In an enterprise organization, this is a best practice. For servers with a static DNS setting, you should also update the DHCP DNS server option settings to ensure that your DHCP servers provide two DNS server entries to DHCP clients.

In most organizations, there are several DNS service configuration options you may wish to set. These include whether to allow DNS server recursion on the server, the maximum size of the DNS cache, and whether to use Extended DNS (EDNS).

EDNS (also referred to as EDNS0 or, more recently, EDNS(0)) is an extension mechanism that enables more recent DNS servers to interact with older servers that may not be capable...