Windows Server 2012 Essentials and Windows Server 2012 R2 Essentials Application Compatibility

Windows Server 2012 Essentials and Windows Server 2012 R2 Essentials Application Compatibility

Applications not compatible with the Essentials edition due to certain server roles installed by default.
Windows Server 2012 Essentials and Windows Server 2012 R2 Essentials automatically install certain server roles that are not installed by default in Windows Server 2012 Standard and Datacenter editions. Applications with known compatibility issues with any of the server roles that are automatically installed may not be compatible with the Essentials edition. Windows Server 2012 Essentials installs the server roles listed below by default.
  • Active Directory Certificate Services2
  • Active Directory Domain Services
  • DNS Server
  • File and Storage Services
  • Network Policy and Access Services3
  • Remote Desktop Services
  • Web Server (IIS)
Applications not compatible with the Essentials edition due to unavailable roles/features.
Additionally, applications that rely on server roles and features that do not exist on the Essentials edition are not compatible with that product and are listed below.
  • Hyper-V
  • Data Deduplication
  • Failover Clustering
  • Windows Server Update Services
2Limited to creating Certificate Authorities―there are no other Active Directory Certificate Services features (Network Device Enrollment Services, Online Responder Service). See ADCS role documentation on TechNet for more information.
3Limited to 50 RRAS connections, 10 IAS connections.
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