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Message-ID: <3AD0E229.6010807@blue-labs.org>
Date: Sun, 08 Apr 2001 15:11:53 -0700
From: David <david@blue-labs.org>
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Subject: To: davidel@xmailserver.org [Fwd: Returned mail: see transcript for details]
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Your email address seems to be broken ;)

I tried from different networks.

rcpt to:<davidel@xmailserver.org>
550 Relay denied

-d


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--f38M01UL028320.986767203/james.kalifornia.com

The original message was received at Sun, 8 Apr 2001 14:48:51 -0700
from david@Huntington-Beach.Blue-Labs.org [208.179.59.198]

   ----- The following addresses had permanent fatal errors -----
<davidel@xmailserver.org>
    (reason: 550 Relay denied)

   ----- Transcript of session follows -----
... while talking to host1.xmailserver.org.:
>>> DATA
<<< 550 Relay denied
550 5.1.1 <davidel@xmailserver.org>... User unknown
<<< 503 Bad sequence of commands

--f38M01UL028320.986767203/james.kalifornia.com
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Arrival-Date: Sun, 8 Apr 2001 14:48:51 -0700

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Status: 5.1.1
Remote-MTA: DNS; host1.xmailserver.org
Diagnostic-Code: SMTP; 550 Relay denied
Last-Attempt-Date: Sun, 8 Apr 2001 15:00:03 -0700

--f38M01UL028320.986767203/james.kalifornia.com
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Message-ID: <3AD0DCC2.1020901@blue-labs.org>
Date: Sun, 08 Apr 2001 14:48:50 -0700
From: David <david@blue-labs.org>
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To: Davide Libenzi <davidel@xmailserver.org>
Subject: Re: goodbye
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Most MTAs already have capabilities developed to grant or revoke relay 
access based upon IP or host mask.

-d

Davide Libenzi wrote:

> I had the same problem of shifting down along the mail chain the knowledge of
> the incoming IP address.
> We develop VirusScreening and ContentFiltering MTA ( and appliances ) that
> usually goes in front of customers MTA.
> By putting our MTA in front of the customer MTAs chain We hide the peer IP
> address to MTAs that comes next in the mail chain.
> Our MTA uses a new ESMTP command :
> 
> XRMTIP remote-ip-address
> 
> to let customers MTA to know the remote IP address and let them to take all
> relay and generic permissions decisions about the mail path.
> We're going to distribute patches for most common MTAs like qmail, sendmail,
> exim, XMail and postfix.
> The patch rely on the presence of a file ( /etc/xrmtip.hosts ) that list the IPs
> from which the XRMTIP command sould be accepted.




--f38M01UL028320.986767203/james.kalifornia.com--

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