DeliveryNotificationOptions

DeliveryNotificationOptions enumeration (5 values)

Specifies delivery notifications.

Value	Description
None	No notification information will be sent. The mail server will utilize its configured behavior to determine whether it should generate a delivery notification.
OnSuccess	Notify if the delivery is successful.
OnFailure	Notify if the delivery is unsuccessful.
Delay	Notify if the delivery is delayed.
Never	A notification should not be generated under any circumstances.