Book Image

Windows Server 2019 Automation with PowerShell Cookbook - Third Edition

By : Thomas Lee
Book Image

Windows Server 2019 Automation with PowerShell Cookbook - Third Edition

By: Thomas Lee

Overview of this book

Windows Server 2019 is the latest version of Microsoft’s flagship server operating system. It also comes with PowerShell Version 5.1 and offers a number of additional features that IT professionals will find useful. This book is designed to help you learn how to use PowerShell and manage the core roles, features, and services of Windows Server 2019. You will begin by creating a PowerShell Administrative Environment that features updated versions of PowerShell, the Windows Management Framework, .NET Framework, and third-party modules. Next, you will learn to use PowerShell to set up and configure Windows Server 2019 networking and understand how to manage objects in the Active Directory (AD) environment. The book will also guide you in setting up a host to utilize containers and deploying containers. Further along, you will be able to implement different mechanisms to achieve Desired State Configuration. The book will then get you up to speed with Azure infrastructure, in addition to helping you get to grips with setting up virtual machines (VMs), websites, and file share on Azure. In the concluding chapters, you will be able to deploy some powerful tools to diagnose and resolve issues with Windows Server 2019. By the end of this book, you will be equipped with a number of useful tips and tricks to automate your Windows environment with PowerShell.
Table of Contents (19 chapters)
Windows Server 2019 Automation with PowerShell Cookbook Third Edition
Foreword
Contributors
Preface
Index

Configuring IP addresses from static to DHCP


In some cases, you may need to switch the IP address of a server from static back to DHCP. The server may have had a static IP address based on the role it used to perform a role, but you plan to repurpose this server and want to reconfigure the server to obtain IP configuration from DHCP.

Getting ready

This recipe uses SRV1 which, at the start of the recipe, has manual IP configuration, such as what you created in the Configure IP addressing recipe. In this recipe, you changed from static to DHCP configuration. Also, this recipe assumes that you have DHCP running based on the Installing and authorizing a DHCP server and the Configuring DHCP scopes recipes.

How to do it...

  1. Get the existing IP address' information:

    $IPType = 'IPv4'
    $Adapter = Get-NetAdapter |
                 Where-Object Status -eq 'up'
    $Interface = $Adapter |
                   Get-NetIPInterface -AddressFamily $IPType
    $IfIndex = $Interface.ifIndex
    $IfAlias = $Interface.Interfacealias
    Get...