Office Communications Server Infrastructure Requirements

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

The following topics describe minimum requirements and supported levels for software and hardware for Office Communications Server topologies. Any additional requirements that are necessary for a specific feature are covered in the Planning section for that feature.

Internal Office Communications Server Component Requirements

Describes supported levels of software and hardware for the various server topologies, clients, and administrative tools.

Environmental Requirements

Describes the requirements for other components in the environment, such as Active Directory Domain Services (AD DS) and IIS.

Client System Requirements

Describes the hardware and software requirements for Office Communications Server 2007 R2 clients.