The Microsoft Unified Communications home page is found at http://www.microsoft.com/uc
Office Communications Server 2007 documentation is available from this location on Microsoft TechNet Library: http://technet.microsoft.com/en-us/bb629431.aspx
"Office Communications Server 2007 Planning Guide" is available from the Microsoft Download Center at http://www.microsoft.com/downloads/details.aspx?familyid=723347c6-fa1f-44d8-a7fa-8974c3b596
"Office Communications Server 2007 Enterprise Voice Planning and Deployment Guide" is available from the Microsoft Download Center at http://www.microsoft.com/downloads/details.aspx?familyid24e72dac-2b26-4f43-bba2-60488f2aca
"Microsoft Quality of Experience" is available from the Microsoft Download Center at http://www.microsoft.com/downloads/details.aspx?FamilyID=05625AF1-3444-4E67-9557-3FD5AF9AE8D1&displaylang=en
Office Communications Server Topology Designer tool. (This tool is part of the Office Communications Server 2007 Resource Kit tools, which can be installed from the OCS 2007 Resource Kit Tools folder.)
Three Microsoft Excel calculation sheets for bandwidth estimation for Edge Server, which are in the Appendixes, Scripts, ResourcesChapter 11 folder.
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