Office Communications Server 2007 R2 Supportability Guide
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: 2016-12-01
Microsoft Office Communications Server 2007 R2 supports topologies that are designed to meet the needs of organizations that are small, medium, or large and that have varying requirements for performance, high availability, and scalability. It also integrates with various server and client technologies. The following sections identify the topologies, configurations, and system requirements for Office Communications Server 2007 R2, including the following:
Supported Active Directory topologies.
All Standard Edition and Enterprise Edition topologies and all server role components for both the internal and the perimeter networks.
Server roles that can be collocated.
Clients that support internal and external users.
Migration path to Office Communications Server 2007 R2, including components that can coexist during phased migrations.
System and environmental requirements. For details about configurations and system requirements that are specific to a feature or topology, see the relevant sections in the Office Communications Server 2007 R2 Planning Guide documentation.
The following figure illustrates external, perimeter, and internal network segments with the logical components that are described in sections that follow.
Figure 1. Network segments and logical roles
You can download the Office Communications Server 2007 R2 Supportability Guide as a Word file from the Microsoft Download Center at https://go.microsoft.com/fwlink/?LinkID=151921.
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