On 28 Dec 2004, Stephen Pollei wrote:
On Tue, 2004-12-28 at 11:43, Stuart D. Gathman wrote:
Here is my new idea: if no identification is provided via SMTP, then
before entering the DATA phase, send a DSN to the MAIL FROM. The DSN
will say something like this:
I think you need to make sure you don't create mail-loops or nag too
often. Read http://ietf.org/rfc/rfc3834.txt -- Recommendations for
Automatic Responses to Electronic Mail - Makes recommendations for
software that automatically responds to incoming electronic mail
messages, including "vacation" response generators, mail filtering
software, email-based information services(Mailing lists which accept
subscription requests via email fall into this category), and other
It is a DSN. A DSN cannot (or shouldn't) be replied to. It would be
no worse than sendmail sending a DSN to say, "I still can't deliver your
mail after 4 hours. I will keep trying for 5 days."
I'd also think that you should maybe make it probabilistic and set a
maximum daily quota. You don't want to get 500 reply emails.
Stuart D. Gathman <stuart(_at_)bmsi(_dot_)com>
Business Management Systems Inc. Phone: 703 591-0911 Fax: 703 591-6154
"Confutatis maledictis, flamis acribus addictis" - background song for
a Microsoft sponsored "Where do you want to go from here?" commercial.