Unified Communications uses the Communications Server 2007 R2 platform to combine voice, instant messaging (IM), enhanced presence, audio-video conferencing, and e-mail into a familiar, integrated communications experience. Microsoft's Unified Communications solution offers a completely new way of communicating that offers the following benefits:

Enterprise Voice enables users to:

For the business customer, Enterprise Voice provides the following benefits over and above those the productivity enhancements that accrue to users: