Before you install the 2007 R2 version of the Microsoft Office Communicator Mobile for Windows Mobile client, verify that your infrastructure meets the following prerequisites:

Office Communicator Mobile no longer supports creating a provisioning file. This feature, which was supported in the previous Office Communicator Mobile edition, provided functionality to set your organization’s preferred default settings to install along with Office Communicator Mobile. The preferred method is to auto-discover the server name from the client devices.