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E2K7 on NAS storage..?

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The support policy for Exchange 2003 running on a NAS (Network-Attached Storage) device is pretty clear – we don’t support it.  A NAS device relies on file-sharing protocols such as SMB to attach to databases and logs and doesn’t scale very well for I\O.  The story doesn’t change with Exchange 2007 partly because, I presume, there has never been much pressure to provide support. The only network storage transport supported with Exchange 2007 is iSCSI…