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The site selection behavior can be overridden via Group Policy. The "Specify site name" policy in Computer policy at "Computer Configuration\Administrative Tempates\System\Net Logon" can be enabled and configured with the full Site Name from the table below to force a device to use a specific site.
Site Codes
The Austin Active Directory also Directory defines three-character site codes to provide an abbreviated reference to a site. The site codes are split into two groups: campus site codes are defined for sites associated with networks on campus and cloud site codes are defined for sites associated with networks hosted by cloud providers. Campus site codes are simple abbreviations (aus, atx, pub, etc.) while cloud site codes follow a general rule:
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| Site Name | Site Code | Domain Controllers | Subnets | Notes |
|---|---|---|---|---|
| Austin-Public | pub | Public DCs | Public DC subnets | provide DNS resolution and AD services to specific off-campus customers |
| Austin-Services | atx | Service DCs for applications | Service DC subnets, RODC subnets | load-balanced DCs on campus |
| AWS-US-East-1 | we1 | Cloud DCs in AWS US East 1 region | Subnets in AWS US East 1 region | |
| Azure-South-Central | zsc | Cloud DCs in Azure South Central region | Subnets in Azure South Central region | |
| Azure-West-US-2 | zw2 | Cloud DCs in Azure West US 2 region | Subnets in Azure West US 2 region | |
| Default-First-Site-Name | aus | Campus DCs | On-campus subnets not in other sites | will align Active Directory site code with CM site code |