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Supported Operating Systems for Standard 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 Standard Edition (all roles) requires one of the following operating systems. All operating systems are 32-bit editions:

  • Windows ServerĀ® 2003 R2 Standard Edition

  • Windows Server 2003 R2 Enterprise Edition

  • Windows Server 2003 Service Pack 1 Standard Edition

  • Windows Server 2003 Service Pack 1 Enterprise Edition