There are quite a few options listed but the only ones that are auto-populated when filling out the fields during install are shown as follows on our server:

<RSEmailDPConfiguration>

      <SMTPServer>smtprelay.yourdomain.com</SMTPServer>

      <SMTPServerPort></SMTPServerPort>

      <SMTPAccountName></SMTPAccountName>

      <SMTPConnectionTimeout></SMTPConnectionTimeout>

      <SMTPServerPickupDirectory></SMTPServerPickupDirectory>

      <SMTPUseSSL></SMTPUseSSL>

      <SendUsing></SendUsing>

      <SMTPAuthenticate></SMTPAuthenticate>

      <From>fromaddress@yourdomain.com</From>

      <EmbeddedRenderFormats>