Gets the remote MTA type.
A string value with the remote MTA type from "Remote-MTA" DSN field, or a null reference (Nothing in Visual Basic) if no such field contained in the DSN.
The value associated with this field is a printable ASCII representation of the type of the "remote" MTA that reported delivery status to the "reporting" MTA.
In this example, DSN field is:
Remote-MTA: dns; remote.host.net
The return value is marked bold.
DsnRecipient Class | MailBee.BounceMail Namespace | RemoteMtaName