Achieve higher reliability and performance with features that simplify your administration, protect your communications, and delight your users by allowing them greater business mobility.

> Calculate your potential cost savings with Microsoft Exchange Server 2010 as the cornerstone of your Unified Communications solution

Talk to people with enterprise voice—a scalable Voice-over Internet Protocol (VoIP) solution allowing users to place, receive, forward, or delegate calls right from their PC, desk phone, or mobile phone. A wide range of softphones—from USB plug-in headsets to conference phones—allows you to reduce costs while offering mobile workers the freedom to work from anywhere.

Contact people based on their presence—up-to-date availability information based on their status on the network, calendar, or personal preference. Then click to communicate by secure instant messaging to get answers fast. With one click, escalate an instant message to a phone call, desktop sharing, or video conferencing session. Persistent group chat supports real-time team communication threads and maintains the conversation history. Initiate your communications from within Microsoft Office or business applications that you use every day without switching between programs.