Windows Server® 2008 Active Directory® Resource Kit

Chapter 5. Designing the Active Directory Domain Services Structure

In this chapter:
Defining Directory Service Requirements
Designing the Forest Structure
Designing the Integration of Multiple Forests
Designing the Domain Structure
Designing Domain and Forest Functional Levels
Designing the DNS Infrastructure
Designing the Organizational Unit Structure
Designing the Site Topology
Summary
Best Practices
Additional Resources

In many organizations, the Active Directory Domain Services (AD DS) infrastructure may be the single most important component in the IT environment. In these organizations, AD DS provides central authentication and authorization services that enable single sign-on access to many other network services in the organization. ...