Federation, remote user access, and public IM connectivity for an individual user account can be configured from the Communicationstab of Propertiesfor the user, if the individual user has been enabled for Office Communications Server 2007 R2 and your organization supports the functionality. These settings control the following types of Office Communications Server 2007 R2 communications:

In order to use federation, public IM connectivity, and remote user access features, you must first deploy the appropriate Office Communications Server 2007 R2 Edge Server topology. For details about deploying an Edge Server, see the Deploying Edge Servers for External User Accessdocumentation. To use federation and public IM connectivity, you must enable federation and public IM connectivity at the global level.

To configure federation, remote user access, or public IM connectivity for a specific user account

  1. Open the Office Communications Server 2007 R2 snap-in.

  2. In the console tree, expand the forest node, and then navigate to the Standard Edition server or Enterprise pool that contains the user account that you want to configure.

  3. Expand the pool name for the Enterprise pool or the Standard Edition server, and then expand Users.

  4. In the details pane, right-click the user account name, and then click Properties.

  5. On the Communicationstab, next to Other settings, click Configure.

  6. In the Other Optionsdialog box, under Federation, do the following:

    • To enable or disable federation for the user, select or clear the Enable federationcheck box.

    • To enable or disable remote user access for the user, select or clear the Enable remote user accesscheck box.

    • To enable or disable public IM connectivity for the user, select or clear the Enable public IM connectivitycheck box.