Forest Functional Level

Installing Windows Server 2008 R2 Active Directory

The steps detailed below covers the installation process for building and configuring a Windows 2008 or 2008 R2 Active Directory and DNS implementation, and is a prerequisite for any Active Directory implementation as detailed in the Microsoft product service description. The diagram below shows how I have setup my AD network into separate network segments meaning we need to open up the AD ports. Requirements: 1. Ensure that the following services are started and set to Automatic start-up “DHCP Client” and “TCP/IP NetBIOS Helper“ 2.