Verifying system requirements
Applies to: Forefront Protection for Exchange
Topic Last Modified: 2012-02-14
This topic describes the minimum server requirements for Microsoft Forefront Protection 2010 for Exchange Server (FPE).
Important: All minimum system memory and disk space requirements for Microsoft Exchange Server 2007 SP1 or Exchange Server 2010 must be met before you can install FPE. Too little available memory or disk space may impact the ability of FPE to scan large files. Also, you cannot install FPE if previous versions of the product are installed.
The following are the minimum server requirements:
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Processor
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x64 architechture-based with: Intel Xeon or Intel Pentium family processor that supports Intel Extended Memory 64 Technology (Intel EM64T), or
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AMD Opteron or AMD Athlon 64 processor that supports AMD64 platform
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x64 architechture-based with: Intel Xeon or Intel Pentium family processor that supports Intel Extended Memory 64 Technology (Intel EM64T), or
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Server software
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Microsoft Windows Server 2003 Service Pack 2, Microsoft Windows Server 2003 R2 Service Pack 2, Microsoft Windows Server 2008, or Microsoft Windows Server 2008 R2
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Microsoft Exchange Server 2007 SP1, Microsoft Exchange Server 2010 (including SP1 and later)
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Microsoft Windows Server 2003 Service Pack 2, Microsoft Windows Server 2003 R2 Service Pack 2, Microsoft Windows Server 2008, or Microsoft Windows Server 2008 R2
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Memory
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2 gigabytes (GB) of free memory in addition to that required to run Exchange server. For more information about the memory requirements for running Exchange server, consult your Exchange server planning documentation.
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2 gigabytes (GB) of free memory in addition to that required to run Exchange server. For more information about the memory requirements for running Exchange server, consult your Exchange server planning documentation.
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Hard Disk
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2 GB of available disk space. This is in addition to the disk space required for Exchange server. Utilizing a server as a redistribution server for updates requires additional disk space.
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2 GB of available disk space. This is in addition to the disk space required for Exchange server. Utilizing a server as a redistribution server for updates requires additional disk space.
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Server
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A four core server with 2.0 GHz or higher processors is recommended. Lower performing servers are supported, but message throughput is decreased.
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Microsoft XML Core Services (MSXML) 6.0 SP1
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A four core server with 2.0 GHz or higher processors is recommended. Lower performing servers are supported, but message throughput is decreased.
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Additional Requirements
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Microsoft .NET Framework 3.0 SP 1 Windows Communication Foundation or Microsoft .NET Framework 3.5 (automatically installed with Exchange Server 2010). If you are installing the Microsoft Forefront Online Protection for Exchange Gateway, .NET Framework 3.5 is required.
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Microsoft Chart Controls for Microsoft .NET Framework 3.5. If these controls are not already present, they will be installed during the FPE installation process.
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Windows PowerShell 1.0
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Client Access Server (CAS). Required only for use with the on-demand scan with Exchange Server 2010.
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Microsoft .NET Framework 3.0 SP 1 Windows Communication Foundation or Microsoft .NET Framework 3.5 (automatically installed with Exchange Server 2010). If you are installing the Microsoft Forefront Online Protection for Exchange Gateway, .NET Framework 3.5 is required.

