On Mon, 10 May 2004, A. ömer Kêker wrote:

>Are there any verified methods of smtp transfer for use say amongst a
>limited group of organizations to supplement the situation that Mr.Weiss
>has pointed out.

SMTP is SMTP is SMTP. Unfortunately, SMTP is not foolproof by a
long shot; even within a small group of people. The best way to
confirm that an email went out is to ask people to confirm receipt
of the message.