Office Communications Server 2007 R2 Group Chat enables users to engage in persistent, ongoing IM conversations. For details about Group Chat features, see New Group Chat Feature.

The minimum configuration and simplest deployment for Group Chat is a single-server topology, which includes the following computers:

If compliance is required, the single-server topology must also include the following:

The following figure shows all of the components of a topology with a single Group Chat Server and optional Compliance Server with a separate compliance database.

Figure 1. Single-server Group Chat toplology

The following figure shows a multiple-server Group Chat topology.

Figure 2. Multiple-server Group Chat topology

Administration of Group Chat from a separate computer (such as an administrative console) requires installation of the following on the computer:

All of these computers must be deployed:

See Also