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Re: Bounces resulting from forwarded Mails

From: mouss (moussml.netoyen.net)
Date: Wed Apr 07 2010 - 17:19:08 CDT


Michael Weissenbacher a écrit :
>> Do NOT forward mail to destinations that bounce mail. Either get the
>> final destination to accept the forward mail or disable the forwarding
>> when bounces are detected.
>> Disable bounces is NOT a solution but making the problem worse.
>>
> Well, as i already said the destination usually DOES accept the forward
> mail without problems. But there are some cases (like virus detected,
> spam detected, mailbox full) when it rejects the forwarded mail. In that
> case *my* server is generating the bounce. I cannot do anything at the
> destination server(s) since they are not under my control.
>

- configure your server to detect viruses and spam. In short, minimise
the case when your server passes mail that the remote server detects as
spam or virus.

- there will always be cases when your filter misses spam/viruses that
are detected by remote servers. This is not an issue unless it happens
too often.

- if it happens too often,
1- stop forwarding mail
2- see why it happens.

oh and forget about playing with bounces. The problem is not in bounce
generation and routing. It's in spam & virus forwarding.