This is an update to the Microsoft Lync Server 2010 communications software Capacity Calculator. It is a Microsoft Excel spreadsheet software spreadsheet for calculating a user’s hardware requirements based on information that the administrator supplies about the number of users, types of communication, and expected traffic.
More information at source: http://blogs.technet.com/b/nexthop/archive/2011/08/02/update-to-microsoft-lync-server-2010-capacity-calculator.aspx
Cheers,
Anderson Patricio
http://blogs.msexchange.org/patricio
Twitter: @apatricio