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Active Directory

Active Directory

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Active Directory

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  1. Active Directory CNS 4650 Fall 2004 Rev. 2

  2. Active Directory • Introduced with Windows 2000 Server • X.500 based • Can emulate NT-style network environments

  3. LDAP & Active Directory • LDAP v3 compliant • Active Directory handles LDAP queries directly

  4. DNS & Active Directory • DNS integral part of Active Directory • Namespace is derived from the DNS name of organization • DNS name can be actual DNS or internal DNS

  5. Active Directory APIs • ADSI • LDAP C API • MAPI • SAM API

  6. Active Directory Objects • Container Objects • Domain • Organizational Unit (OU)

  7. Active Directory Objects • Leaf Objects • Network Management • Replication Management • Service Management

  8. Active Directory Schema • Stored in the directory • cn=schema,cn=configuration,dc=mycompany,dc=com • Schema extensions can be disabled, but not deleted (Windows 2000 Server only, Windows 2003 Server fixes this issue)

  9. Active Directory DIT • Directory tree • root to leaf • Domain tree • tree of contiguous DNS names • Forest • Collection of one or more non-contiguous Domain trees

  10. Active Directory Naming • DNS Names for location of domains and Domain Controllers • LDAP Names for directory objects • UNC/NetBIOS - Legacy support

  11. Security in Active Directory • Authentication • Kerberos and NTLM • Access Control • ACE (Access Control Entry) • Group Policies • GPO