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Supported Active Directory Environments by Office Communications Server Version

Communications Server 2007 R2

Topic Last Modified: 2010-12-09

The following table identifies the Active Directory domain controller operating systems that are supported for each version of Office Communications Server.

Supported Active Directory Domain Controller Operating Systems

Operating system Office Communications Server 2007 R2 Office Communications Server 2007 Live Communications Server 2005 with SP1

Windows Server 2000 with at least SP 4

No

Yes

Yes

Windows Server 2003 with at least SP1

Yes

Yes

Yes

Windows Server 2003 R2

Yes

Yes

Yes

Windows Server 2008

Yes

Yes

Yes

Windows Server 2008 R2

Yes

Ee692314.note(en-us,office.13).gifNote:
Office Communications Server 2007 R2 Group Chat will function in a Windows Server 2008 R2 forest. For details, see Knowledge Base article 982021 “Supportability is available for Office Communications Server 2007 R2 member server role on a Windows Server 2008 operating system” at http://go.microsoft.com/fwlink/?LinkId=207545. Also, install the Office Communications Server R2 update for July 2010 from the “Group Chat Client 2007 R2” section of the Updates Resource Center for Office Communications Server R2 at http://go.microsoft.com/fwlink/?LinkId=199488.

Yes

Yes

The following table identifies the Active Directory forest and domain functional levels that are supported for each version of Office Communications Server.

Ee692314.note(en-us,office.13).gifNote:
To change your domain or forest functional level, see “Raising domain and forest functional levels” at http://go.microsoft.com/fwlink/?LinkId=125762.

Supported Forest and Domain Functional Levels

Forest and domain functional level Office Communications Server 2007 R2 Office Communications Server 2007 Live Communications Server 2005 with SP1

Windows Server 2000

No

Yes

Yes

Windows Server 2003

Yes

Yes

Yes

Windows Server 2008

Yes

Yes

Yes

Windows Server 2008 R2

Yes

Ee692314.note(en-us,office.13).gifNote:
Office Communications Server 2007 R2 Group Chat will function in a Windows Server 2008 R2 forest. For details, see Knowledge Base article 982021 “Supportability is available for Office Communications Server 2007 R2 member server role on a Windows Server 2008 operating system” at http://go.microsoft.com/fwlink/?LinkId=207545. Also, install the Office Communications Server R2 update for July 2010 from the “Group Chat Client 2007 R2” section of the Updates Resource Center for Office Communications Server R2 at http://go.microsoft.com/fwlink/?LinkId=199488.

Yes

Yes

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