Gets or sets ESMTP options specifying which SMTP extensions must not be used when communicating with the server.
An ExtendedSmtpOptions value containing bitwise combination of flags specifying which SMTP extensions (except PIPELINING, which is controlled by the separate Pipelining property) must not be used when communicating with the server. The default value is Default.
DirectSendServerConfig Class | MailBee.SmtpMail Namespace | SmtpOptions