Dean Brooks <[EMAIL PROTECTED]> (Sa 10 Mai 2008 17:18:53 CEST): > > > > But this means that you're greylisting in your DATA acl (to get the > > message id). Didn't you experience problems with returning a 4xx there? > > I'm talking about serious operated MTAs being choked on 4xx after > > sending the final dot. (Despite the fact that some RFC allows 4xx at > > this point.) > > What kind of problems would you expect to see? > > We've been running greylisting in our DATA ACL for several years now > on a heavily loaded mail server and have never had any reports of problems.
I expected clients (MTA) not expecting a 4xx after transmission of the
data portion. And thus not resending the mail as expected.
Best regards from Dresden
Viele Grüße aus Dresden
Heiko Schlittermann
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