Microsoft Exchange Server 2007 Enterprise with 25 CALs
Microsoft Exchange Server 2007 is the next version of Microsoft Exchange Server, the industry's leading server for e-mail, calendaring and unified messaging. A key technology in Microsoft's strategy for unified communications, which will put people at the center of communications, Exchange Server 2007 has been designed specifically to meet the challenges and address the messaging needs of today's businesses. Exchange Server 2007 Enterprise Edition is designed for large enterprise corporations, and enables creation of multiple storage groups and databases.
Processor: x64 architecture-based computer with Intel processor that supports Intel Extended Memory 64 Technology (Intel EM64T) or AMD processor that supports the AMD64 platform; Intel Itanium family IA64 processors are not supported.
Operating system: Microsoft Windows Server 2003 x64 or Windows Server 2003 R2 x64, Standard or Enterprise Edition; Exchange Server 2007 management tools can also be installed on a 32-bit computer running Windows Server 2003 SP1 (Standard or Enterprise Editions), Windows Server 2003 R2 (Standard or Enterprise Editions), or Windows XP SP2
Memory: Minimum 2 GB of RAM per server
Available hard-disk space: Minimum 1.2 GB; Additional 500 MB of available hard disk space per language if installing language packs for Unified Messaging beyond those included in the default installation
Drive: DVD, local, or network accessible
File format: Disk partitions must be formatted for the NTFS file system, not the file allocation table (FAT) file system
Prerequisite software required: Microsoft .NET Framework Version 2.0; Microsoft Management Console (MMC) 3.0; Windows PowerShell; Microsoft Active Directory; applies to all server roles except for Edge Transport; Active Directory Application Mode (ADAM) SP1; applies to Edge Transport server role