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AC T I V E D I R E C TO R Y S I T E S
A N D S E R V I C E S
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A G E N D A
• Introduction to Active Directory Sites and Services
• Physical Structure of an Active Directory Infrastructure
• Replication in Active Directory
• Configuring Active Directory Sites and Services
• Creating Sites and Site Links
• Subnet Assignment
• Monitoring and Troubleshooting
• Advanced Topics (Optional)
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I N T R O D U C T I O N T O
A C T I V E D I R E C T O R Y
S I T E S A N D
S E R V I C E S
• Active Directory Sites
• Represent physical locations in the network
• Contain domain controllers
• Used to optimize replication
• Benefits of Using Sites and Services
• Improved replication performance
• Reduced network traffic
• Easier management of infrastructure
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P H Y S I C A L S T R U C T U R E O F A N A C T I V E
D I R E C T O R Y I N F R A S T R U C T U R E
• Domains
• Definition and relation to sites
• Domain Controllers
• Role in each site
• Storage of Active Directory database
• Sites
• Creation and configuration within Active Directory Sites and Services
• Site Links
• Connection of different sites
• Data replication between sites
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R E P L I C A T I O N I N
A C T I V E
D I R E C T O R Y
• Intra-site Replication
• Occurs within a site
• Usually automatic and fast
• Inter-site Replication
• Occurs between different sites
• Often scheduled
• Uses site links
• Bridgehead Servers
• Facilitate inter-site replication
• Direct traffic between sites
• Replication Costs
• Configure site links
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C R E AT I N G
S I T E S A N D
S I T E L I N K S
• Using Active Directory Sites and Services MMC
• Accessing the MMC tool
• Navigating to the appropriate sections
• Creating New Sites
• Steps to define a new site
• Configuring site properties
• Creating Site Links
• Steps to establish site links
• Configuring link properties
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S U B N E T
A S S I G N M E N T
• Subnet Assignment
• Assign subnets to sites
• Map physical locations to logical groupings
• Replication Settings
• Configure replication schedules
• Set replication costs within Active Directory Sites
and Services MMC
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M O N I T O R I N G A N D
T R O U B L E S H O O T I N G
• Replication Status Monitoring
• Use Active Directory Sites and Services MMC
• Check replication status between sites
• Troubleshooting Replication Problems
• Address slow replication issues
• Resolve connectivity problems
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A D V A N C E D
T O P I C S
( O P T I O N A L )
• Site Link Bridges
• Control replication direction between sites
• Dynamic Site Placement
• Automatically assign computers to sites based on IP
address
• Read-Only Domain Controllers (RODCs)
• Used in less secure locations
• Configured within sites