Use the System.Net.Mail.SmtpDeliveryMethod enumeration as a parameter to the SmtpClient.DeliveryMethod property to specify the delivery method.
Member Name | Description |
---|---|
Network |
Email is sent through the network to an SMTP server. |
PickupDirectoryFromIis |
Email is copied to the pickup directory used by a local Internet Information Services (IIS) for delivery. |
SpecifiedPickupDirectory |
Email is copied to the directory specified by the SmtpClient.PickupDirectoryLocation property for delivery by an external application. |