Standard Edition Software Requirements
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: 2009-03-04
This topic describes the operating systems and the database management system that are supported for running Office Communications Server 2007 R2 Standard Edition.
Supported Operating Systems
One of the following operating systems is required for all roles of Office Communications Server 2007 R2 Standard Edition, including Archiving Server, Monitoring Server, Director, Communicator Web Access, Group Chat Server, Mediation Server, and Edge Server:
The 64-bit edition of Windows Server 2008 Standard, or the 64-bit edition of Windows Server 2008 Enterprise
Windows Server 2003 R2 Standard x64 Edition with SP2, or Windows Server 2003 R2 Enterprise x64 Edition with SP2
Windows Server 2003 Standard x64 Edition with SP2, or Windows Server 2003 Enterprise x64 Edition with SP2
Supported Back-End Server Database
Office Communications Server 2007 R2 is bundled with Microsoft SQL Server 2005 Express Edition with SP2 (32-bit).
The only SQL Server database collation supported for Group Chat is SQL_Latin1_General_CP1_CI_A S.