Active Directory Stored collection of information about objects Database of network objects Information related to network resources to facilitate locating and managing objects
Directory Service Identifies users and resources Provides a way to organize and access users and resources Allows you to perform a number of functions Acts as administration tool and end-user tool
Windows 2000 Workgroups
Windows 2000 Domains
Windows 2000 Active Directory Services Introduction to Active Directory services Active Directory features Active Directory structure
Introduction to Active Directory Services Included in Windows 2000 Provides a single point of network management Includes the directory Organizes resources hierarchically
Active Directory Features Scalability Open standards support Domain Name System (DNS) Lightweight Directory Access Protocol (LDAP) Standard name formats
Active Directory Structure Logical structure Physical structure
Logical Structure Objects Organizational units (OUs) Domains Trees Forests
Trees
Forests One or more sets of trees Disjointed namespaces between trees Kerberos transitive trust relationships Common schema Global catalog
Trust Relationships One-way explicit trusts (Windows NT) Two-way transitive trusts (Windows 2000)
One-Way Explicit Trusts
Two-Way Transitive Trusts
Physical Structure Domain controllers Sites