Active directory intro
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Transcript of Active directory intro
![Page 1: Active directory intro](https://reader035.fdocuments.net/reader035/viewer/2022062405/557ddb87d8b42a4e358b4858/html5/thumbnails/1.jpg)
Active Directory Fundamentals
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What Is a Directory Service?
A service that helps track and locate objects on a network A service that helps track and locate objects on a network
Active Directory Management
UsersUsersServicesServicesWorkstationsWorkstations FilesFiles
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Active Directory Domains
Boundary of Authentication
Boundary of Policies
Boundary of Replication
CONTOSO.COM
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Active Directory Trees
CONTOSO.COM
US.CONTOSO.COM
SharedSchema
Configuration
Global CatalogOHIO.US.CONTOSO.COM
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Transitive Trusts
CONTOSO.COM
US.CONTOSO.COM
UK.CONTOSO.COM
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Active Directory Forests
US.CONTOSO.COM
FABRIKAM.COM
UK.FABRIKAM.COM
CONTOSO.COM
Schema ConfigurationGlobal Catalog
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Organizational Units
CONTOSO.COM
OU Admin
Organized For:•Administration
•Same Requirements•Delegation
•Group Policy•Configuration•Security
Organized For:•Administration
•Same Requirements•Delegation
•Group Policy•Configuration•Security
OU PolicyOU Security
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Organizational Unit Applications
Sales Department Marketing DepartmentLondon New YorkDesktops Printers
Hardware Devices
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Domain Controllers
Windows NT 4.0 Windows Server 2003
DC
DCBDC
BDC DC
PDC
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Active Directory Sites
WAN Link
Site B
Site A
Sites Used To:•Locate Services•Optimize Replication•Define Policies
Sites Used To:•Locate Services•Optimize Replication•Define Policies
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Sites and Domains
CONTOSO.COM
Site A
Site B
US.CONTOSO.COM
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Global Catalog
• Spans all domains
• Contains object attributes
• Used for searches
• Exists on domain controllers
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DNSDomain Naming System locates network services and resources.Domain Naming System locates network services and resources.
DNS Request Process
•Requested Service•Site Information
•IP Addresses•SVR Records
DCDCDNS ServerDNS Server
CacheCache
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DNS Systems and Requirements
BIND 8.1.2
Secure Update
SRV Records*
Windows NT
Windows 2000
Windows Server 2003
AD Integration
Dynamic Update*
* Required for Active Directory
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Replication Scope
Across Forest:•Schema NC•Configuration NC
Across Domain•Domain NC
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More Replication Scope
Intersite(Compressed)
Intrasite(Token Ring)
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Operations Masters
• Performs operation exclusively
• Within designated scope
• Defaults to first domain controller
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Operations Master Roles
Domain RolesForest Roles
PDC EmulatorPDC EmulatorSchema MasterSchema Master
Domain MasterDomain Master
RID MasterRID Master
InfrastructureInfrastructure