Supported Active Directory Environments by Office Communications Server Version
Microsoft Office Communications Server 2007 and Microsoft Office Communications Server 2007 R2 will reach end of support on January 9, 2018. To stay supported, you will need to upgrade. For more information, see Resources to help you upgrade your Office 2007 servers and clients.
Topic Last Modified: 2016-12-01
Topic Last Modified: 04/16/2015.
The following table identifies the Active Directory domain controller operating systems that are supported for each version of Office Communications Server.
Note
Office Communications Server R2 is not supported in a Windows Server 2012 or Windows Server 2012 R2 Active Directory environments. Office Communications Server R2 is supported only on the operating systems listed in this topic.
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 Note 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 https://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 https://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.
Note
To change your domain or forest functional level, see “Raising domain and forest functional levels” at https://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 Note 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 https://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 https://go.microsoft.com/fwlink/?LinkId=199488. |
Yes |
Yes |