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List:       amavis-user
Subject:    Re: [AMaViS-user] postfix -> amavis -> postfix (BOUNCE-why?)
From:       Gary V <lists () johnmecham ! com>
Date:       2007-04-20 13:57:48
Message-ID: 362919824.20070420075748 () johnmecham ! com
[Download RAW message or body]

Matthias wrote:

>>>>> $final_virus_destiny      = D_DISCARD; # (defaults to D_BOUNCE)
>>>>> $final_banned_destiny     = D_REJECT;  # (defaults to D_BOUNCE)
>>>>> $final_spam_destiny       = D_REJECT;  # (defaults to D_REJECT)
>>>>> $final_bad_header_destiny = D_BOUNCE;  # (defaults to D_PASS), D_BOUNCE 
>>>>> suggested
>>>> If you are using Postfix, I would suggest using D_BOUNCE instead of
>>>> D_REJECT
>>>>
>>> I am using postfix, but I'm not sure, whether you mean for banned_destiny, or 
>>> spam_destiny?
>> 
>> Both. With D_REJECT you are asking Postfix to create a bounce
>> notification. With D_BOUNCE amavisd-new creates a much more
>> informative message. Personally however I would not bounce
>> spam. I D_DISCARD it to prevent creation of a bounce notice
>> (but I have a sufficiently high kill_level). If you *are* bouncing
>> spam, then at least cut off bounces at some level (which you may already be doing):

> Do i understand it?. Is it cause of amavis not seeing the envelope,
> maybe producing backscatter, or i am missing something.
> cmiiw.

I'm not sure exactly what you are asking. Amavis sees envelope
sender and recipients but the envelope sender may be forged and for
spam mail it almost always is forged. Bounce notices to forged senders
is backscatter. Bounce notices to real senders is not.

Gary V



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