Users who are enabled for Office Communications Server 2007 R2 can use mobile devices and Microsoft Office Communicator Mobile. Communicator Mobile is a unified communications client that runs on Microsoft Windows Mobile 6.0 or Windows Mobile 6.1 software for Pocket PC and smartphone devices. Communicator Mobile integrates instant messaging (IM) and presence, as well as telephony.

Microsoft Office Communicator Mobile for Java is a new enterprise messaging client built on the Java Platform Micro Edition. When deployed together with Office Communications Server 2007 R2, Communicator Mobile for Java enables several mobile phones that are otherwise not supported by native clients but have the capability to run Java applications to function as unified communications endpoints, providing instant messaging (IM), presence, and telephony to create a familiar experience for users of Microsoft Office Communicator.

To enable the enterprise messaging features, you must deploy specific servers, client software, and gateways to ensure proper operation. This section identifies the primary component requirements that are necessary to support Communicator Mobile for Windows Mobile and Communicator Mobile for Java in an Office Communications Server 2007 R2 deployment.

This section also describes the component requirements for Outside Voice Control to support the Communicator Mobile Single Number Reach feature.

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