Task OnDmtpClosed(
	IDmtpActorObject client,
	ClosedEventArgs e
)Function OnDmtpClosed ( 
	client As IDmtpActorObject,
	e As ClosedEventArgs
) As Taskabstract OnDmtpClosed : 
        client : IDmtpActorObject * 
        e : ClosedEventArgs -> Task