The Exchange Product Team has just released a new version of the Exchange 2010 Mailbox Requirements Calculator.  Please begin using it in your designs and point your customers to it.    You can download it here - http://msexchangeteam.com/files/12/attachments/entry453145.aspx.

For more information on what’s been added, which bugs have been fixed, and what is gone, head over to: Exchange 2010 Mailbox Server Role Requirements Calculator Updated to Version 3.2

 

Ilse