2009/2/1 Tonix (Antonio Nati)

>  Enrico Matteucci ha scritto:
>
> 2009/1/31 Tonix (Antonio Nati)
>
>> Enrico Matteucci ha scritto:
>>
>>  Dear Bill, thanks for your work.
>>> I have some qmail server installed buit with your toaster, sometime with
>>> simscan, sometime with qmail-scanner.
>>> All goes well, qmail works fine like vpopmail, clamav, spamassassin and
>>> other software, but sometime I get a strange problem.
>>> In particular I cannot receive mail from foreign mail server, but this
>>> happen with a very very low percentage, I think 1 on 1000 email or better,
>>> from 1 on 1000 SMTP server.
>>> Those are logs I got from /var/log/qmail/smtpd/current file
>>>
>>> @400000004982b95313ffe174 CHKUSER accepted sender: from
>>> <u...@domain.fr::> <u...@domain.fr::> remote 
>>> <smtp-msa-out01.orange.fr:unknown:193.252.23.120>
>>> rcpt <> : sender accepted
>>> @400000004982b9532af91f1c tcpserver: end 2840 status 0
>>> @400000004982b9532af92ad4 tcpserver: status: 2/20
>>> @400000004982b95d0963cd0c tcpserver: status: 3/20
>>>
>>> So E-mail was really started from source mail server.
>>> In /var/log/maillog I have a log of all E-mail sent o received from
>>> foreign mail server, but this E-mail from this user never was delivered to
>>> anyone.
>>> I made some googling an I have read there is a patch that correct some
>>> wrong interpretation SMTP 5.x.x codes, but this doesn't resolve my problem.
>>> I have your toaster in Ubuntu 32 and 64 bit, Debian 4, Slackware 12, but
>>> always I get this little problem.
>>>
>>> Could anyone help me?
>>>
>>> Thank you.
>>> Enrico
>>>
>>  Are chkuser logs enabled also for domains with chkuser not enabled?
>>
>> Tonino
>>
>>  Yes, logs (but not debug) are enabled like the Bill's toaster patch.
> My problem affect only some E-mail, I think only 1/1000 or something like
> this.
>
> Ciao,
> Enrico
>
>
> Two questions:
>
>    - do you have last version of chkuser (2.0.9) installed? Version 2.0.9
>    logs (if requested) all recipients, also when belonging to domains not
>    checked by chkuser (like local domains or domains out of rcpthosts).
>     - Can you understand from the incoming IP if the sender is a spammer
>    or not?
>
> Tonino
>

Yes Tonino, I have chkuser 2.0.9 installed, like the one included in Bill's
toaster.
In particular I have a mail server installed that serve only one domain an
all goes well.
Right log is something about this:
@4000000049855e9f0fd3bc24 tcpserver: pid 28014 from 81.x.x.x
@4000000049855e9f0fd517cc tcpserver: ok 28014 0:192.168.2.5:25:81.x.x.x::45169
@4000000049855ea00123408c CHKUSER accepted sender: from <enr...@......it::>
remote <mail.xxxxxx.it:unknown:81.x.x.x> rcpt <> : sender accepted
@4000000049855ea00afef2f4 CHKUSER accepted rcpt: from <enr...@..........it::>
remote <mail.xxxxxxx.it:unknown:81.x.x.x> rcpt
<enr...@xxxxxx.it<enr...@upper.it>>
: found existing recipient
@4000000049855ea0279fc6a4 tcpserver: end 28014 status 0
@4000000049855ea0279fd25c tcpserver: status: 1/20

There are "accepted sender" and after "accepted rcpt", but from very few
mail server i got only "accepted sender".
So E-mail try to start from sender smtp but something happen (or don't
happen) before "accepted rcpt" session.
For the same dest, all the rest of E-mail works fine.
The sender is not considered a spammer because rbl don't intercept their IP
and in spamassassin log I don't see nothing relevant like the real spam
logged in /var/log/spamd/current

Ciao,
Enrico

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