Understanding IP Filters, Filter Actions, and Filter Lists

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Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2

IP filters are used to specify the type of traffic that is permitted, blocked, or secured by an IPSec policy. For more information about specifying IP filter lists, see "Add, edit, or remove IP filter lists" in Help and Support Center for Windows Server 2003.