/** * Sends the MAIL FROM command, with the sender's mail address $from. * * This method must be called once to tell the server the sender address. * * The sender's mail address $from may be enclosed in angle brackets. * * @throws ezcMailTransportSmtpException * if there is no valid connection * or if the MAIL FROM command failed * @param string $from */ public function cmdMail($from) { parent::cmdMail($from); }