Forefront Security for Exchange Server System Requirements


Applies to: Forefront Protection for Exchange

The following are the minimum server and workstation requirements for Forefront Security for Exchange Server.


All minimum system memory and disk space requirements for Microsoft Exchange Server 2007 must be met before installing Forefront Security for Exchange Server. Too little available memory or disk space may impact the ability of Forefront to scan large files.

Minimum server requirements

The following are the minimum server requirements.


If both the Exchange and SharePoint products are installed on the same server, only Forefront for Exchange can be installed, to protect Exchange.

  • x64 Architecture-based computer with:

    • Intel Xeon or Intel Pentium Family processor that supports Intel Extended Memory 64 Technology (Intel EM64T), or

    • AMD Opteron or AMD Athalon 64 processor that supports AMD64 platform.

  • Server software:

    • Microsoft Windows Server® 2003, Windows Small Business Server 2003, or Microsoft Windows Server 2008

    • Microsoft Exchange Server 2007 (Standard or Enterprise)

  • 1 gigabyte (GB) of free memory, in addition to that required to run Exchange 2007 (2 GB recommended).


    With each additional licensed scan engine, more memory is needed per scanning process.

  • 2 GB of available disk space. This is in addition to the disk space required for Microsoft Exchange Server 2007.

  • 1 gigahertz (GHz) Intel processor.

Minimum workstation requirements

The following are the minimum workstation requirements:

  • Windows Server 2003, Windows® 2000 Professional, Windows XP, or Windows Vista

  • 6 MB of available memory

  • 10 MB of available disk space

  • Intel processor or equivalent