Dave,

> I am running amavisd-new-2.3.2 with SA 3.04, protecting an MSEXCHANGE
> server.
>
> I am now getting some false positives whenever email from a certain
> address is sent to an EXCHANGE account, it is blocked with the
> following:
> BAYES_99=3.5,
> HTML_MESSAGE=0.001,
> MISSING_SUBJECT=1.226,
> MSGID_FROM_MTA_ID=1.723

Add a few negative score points (with score_sender mechanism)
for this sender address to counterbalance its missing MessageID
and missing subject (or fix the MUA to supply the MessageID
and educate user to supply the Subject).
That should tip the balance despite what bayes thinks.

> After some reading, I have found some recommending that I submit the
> actual bounced email to sa-learn, classifying it as ham. Well, I can't
> do that because I don't have a copy.

> What choices do I have?

It the message in the quarantine?
Just feed it (zcat) to su vscan -c 'spamassassin -r'

  Mark


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