Author: Suresh Ramasubramanian Date: To: exim-users Subject: [Exim] Re: Request for anti-spam feature in exim4
+++ Matthew Byng-Maddick [exim-users] <05/12/01 13:25 +0000>: > I'd do *only* that, and completely asynchronously with respect to the SMTP
> dialogue. After all, you're not required to accept SMTP to emit it. Even
> under the Demon AUP.
OTOH, connecting back to the MX of that server and testing whether the
address exists or not (or at least returns RCPT TO: - 250 ok) would be a good
idea. Sourceforge already does this AFAICT.
> I would do it outside the mail dialogue.