Internet Information Services Support

Communications Server 2007 R2

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: 2013-06-26

Several Office Communications Server 2007 R2 components require IIS. For details, see Internet Information Services (IIS) Requirements in the Planning and Architecture documentation.

Supported Versions

The following versions of IIS are supported for Office Communications Server:

  • IIS version 6.0 running on Windows Server 2003

  • IIS version 7.0 running on Windows Server 2008 in IIS 6.0 compatibility mode

    For details about which features to enable in IIS 6.0 compatibility mode, see Installing IIS 7.0 for Communicator Web Access in Deploying Communicator Web Access in the Deployment documentation.

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