Hi, I would like to buy 3 servers, which will be:Server 1Exchange ServerServer 2Fileserver Active DirectoryServer 3Email Filter SoftwarePrint ServerWe have 20 users, I understand I will need to buy 20 Exchange server CALs.But do I need to buy 20 Windows Server CALs, or 40 Windows Server CALs because I will have 2 Windows Servers?Many Thanks

Hi Customer,For licensing questions, you can call 1-800-426-9400 (select option 4), Monday through Friday, 6:00 A.M. to 5:30 P.M. (PST) to speak directly to a Microsoft licensing specialist. Worldwide customers can use the Guide to Worldwide Microsoft Licensing Sites http://www.microsoft.com/licensing/index/worldwide.asp to find contact information in their locations.Wilson JiaBest Regards.This posting is provided "AS IS" with no warranties, and confers no rights.