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Supported Operating Systems for Enterprise Edition

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.

Office Communications Server 2007 Enterprise Edition requires one of the following operating systems. All operating systems are 32-bit editions.

  • Windows Server 2003 R2 Standard Edition

  • Windows Server 2003 R2 Enterprise Edition

  • Windows Server 2003 R2 Datacenter Edition

  • Windows Server 2003 Service Pack 1 Standard Edition

  • Windows Server 2003 Service Pack 1 Enterprise Edition

  • Windows Server 2003 Service Pack 1 Datacenter Edition

Supported Operating Systems for Back-End Database Server

Office Communications Server 2007, Back-End Database, requires one of the following operating systems. For all operating systems, both 32-bit and 64-bit versions are supported. If 64-bit versions are used, you must also use the 64-bit version of SQL Server 2005.

  • Windows Server 2003 R2 Standard Edition (recommended)

  • Windows Server 2003 R2 Enterprise Edition

  • Windows Server 2003 R2 Datacenter Edition

  • Windows Server 2003 Service Pack 1 Standard Edition

  • Windows Server 2003 Service Pack 1 Enterprise Edition

  • Windows Server 2003 Service Pack 1 Datacenter Edition