Le jeudi 13 septembre 2007, Justin Piszcz a écrit :
> Aug 20 18:23:36 l2 postfix/smtpd[11969]: NOQUEUE: reject: RCPT from
> smtp2.netcabo.pt[212.113.174.29]: 550 5.7.1 <[EMAIL PROTECTED]>: Recipient
> address rejected: Mail appeared to be SPAM or forged. Ask your
> Mail/DNS-Administrator to correct HELO and DNS MX settings or to get
> removed from DNSBLs; MTA helo: exch01smtp09.hdi.tvcabo, MTA hostname:
> smtp2.netcabo.pt[212.113.174.29] (helo/hostname mismatch);
> from=<[EMAIL PROTECTED]> to=<[EMAIL PROTECTED]> proto=ESMTP
> helo=<exch01smtp09.hdi.tvcabo>
>
> # VERSION: 0.1.14 beta-6
>
> We see here that the ISP is tvcabo in Portugal but that they are going
> through an exchange server and it passed all of my postfix checks no
> errors, but it died here.
>
> Can we make either an exception for exch* (exhcange hosts) or somehow be
> more careful with this type of mail?
>
> I am not sure of the best approach but just reporting this and asking
> for suggestions.
>
> Thanks!
>
This should be done at the Postfix level. A good way of doing this is to add
in smtpd_recipient_restrictions the following:
smtpd_recipient_restrictions = <whatever>,
check_client_access hash:/etc/postfix/client_exceptions,
<whatever>
Be sure to add the check_client_access BEFORE policyd.
In /etc/postfix/client_exceptions, put:
the.ip.address OK
# You can put a hostname instead of an IP address if you wish
and compile the map with:
postmap /etc/postfix/client_exceptions
Once it's done, reload postfix (a restart is NOT needed).
Hope it helps,
--
Francis Galiegue, [EMAIL PROTECTED]
[ATTENTION - CHANGEMENT D'ADRESSE !]
40 av Raymond Poincaré, 75016 PARIS
+33178945570, +33683877875
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