On Fri, Feb 6, 2009 at 2:20 PM, jan gestre <ipcopper...@gmail.com> wrote:
> On Fri, Feb 6, 2009 at 12:34 PM, Sahil Tandon <sa...@tandon.net> wrote:
>> On Fri, 06 Feb 2009, jan gestre wrote:
>>
>>> Why is it that whenever I send emails using yahoo/gmail from a
>>> connection that uses dynamic ip address to the company's smtp server,
>>> postfix blocks them and say it comes from a dynamic ip address using
>>> sbl-xbl, and whenever I send emails using the same yahoo/gmail account
>>> in the office that has a public static ip address, the mail is
>>> received.
>>
>> Show some logs of the rejection(s) to help diagnose the problem.
>>
> Here's some logs taken when I tried to send an email:
>
> TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))??(No client
> certificate requested)??by kartero.ddbphil.com (Postfix) with ESMTP id
> 5E7 from unknown[122.52.174.26]; from=<jan.ges...@ddbphil.com>
> to=<jan.ges...@yahoo.com> proto=ESMTP helo=<[127.0.0.1]>
> Feb  6 13:45:30 kartero postfix/cleanup[22234]: 5E7A3148098:
> message-id=<498bcf46.3000...@ddbphil.com>
> Feb  6 13:45:30 kartero postfix/smtpd[22001]: disconnect from
> unknown[122.52.174.26]
>
> Feb  6 13:45:33 kartero MailScanner[16982]: Spam Checks: Found 1 spam messages
> Feb  6 13:45:33 kartero MailScanner[16982]: Virus and Content Scanning: 
> Starting
>
> Feb  6 13:45:34 kartero MailScanner[16982]: Uninfected: Delivered 1 messages
> Feb  6 13:45:34 kartero postfix/qmgr[21997]: ED26E14809B:
> from=<jan.ges...@ddbphil.com>, size=3473, nrcpt=1 (queue active)
> Feb  6 13:45:34 kartero postfix/pipe[22250]: ED26E14809B:
> to=<postmas...@ddbphil.com>, relay=dovecot, delay=4.2,
> delays=4.2/0/0/0.02, dsn=5.1.1, status=bounced (user unknown)
> Feb  6 13:45:34 kartero postfix/cleanup[22234]: 8D83C14809C:
> message-id=<20090206054534.8d83c148...@kartero.ddbphil.com>
> Feb  6 13:45:34 kartero postfix/qmgr[21997]: 8D83C14809C: from=<>,
> size=6054, nrcpt=1 (queue active)
> Feb  6 13:45:34 kartero postfix/bounce[22339]: ED26E14809B: sender
> non-delivery notification: 8D83C14809C
> Feb  6 13:45:34 kartero postfix/qmgr[21997]: ED26E14809B: removed
> Feb  6 13:45:34 kartero postfix/pipe[22250]: 8D83C14809C:
> to=<jan.ges...@ddbphil.com>, relay=dovecot, delay=0.12,
> delays=0.01/0/0/0.12, dsn=2.0.0, status=sent (delivered via dovecot
> service)
>

Additional info:

I have four mail servers running identical configurations and it's now
exhibiting the same problem, I've disabled MailScanner in one of the
server coz I thought it might be the culprit but after I did that,
postfix keeps on rejecting emails even if the ip address it came from
is not listed in sbl-xbl list so I've removed all reject parameters
and so far it's holding up, I know it's a lousy temporary solution, I
would greatly appreciate your suggestions.

Thanks in advance.

Jan

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