Preventing Symantec Endpoint Protection 11.0 from scanning the Microsoft Exchange 2010 directory structure
http://www.symantec.com/business/support/index?page=content&id=TECH97707&actp=search&viewlocale=en_US&searchid=1290179770500
About the automatic exclusion of files and folders for Microsoft Exchange server and Symantec products
http://www.symantec.com/business/support/index?page=content&id=TECH102400&actp=search&viewlocale=en_US&searchid=1290179770500