Microsoft Lync 2010 provides a single interface that unites voice communications, IM, and audio, video, and Web conferencing into a richer, more contextual offering. It contacts enhancements that make it easier to find people and keep track of your contacts. It has expanded sharing and collaboration features, including application sharing, whiteboard, and annotation tools, polling, and PowerPoint presentations. It offers recording and playback for meetings, improved meeting join experience, and call quality checks and diagnostics.
Free to try
Windows Server 2008
Windows XP SP3
Windows Installer 3.1, Microsoft Office Outlook 2010, and Microsoft Exchange Server 2010