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Re: [Savannah-help-public] [sr #104528] SMTP sender verification appears
From: |
Sylvain Beucler |
Subject: |
Re: [Savannah-help-public] [sr #104528] SMTP sender verification appears to have a too short timeout |
Date: |
Wed, 3 Aug 2005 22:17:33 +0200 |
User-agent: |
Mutt/1.5.9i |
Hello Justin,
We received the following request at Savannah regarding the mail
system.
Can you have a look at it?
--
Sylvain
> URL:
> <http://savannah.gnu.org/support/?func=detailitem&item_id=104528>
>
> Summary: SMTP sender verification appears to have a too short
> timeout
> Project: Savannah Administration
> Submitted by: None
> Submitted on: Wed 08/03/05 at 19:37
> Category: Mail server
> Priority: 5 - Normal
> Severity: 3 - Normal
> Status: None
> Privacy: Public
> Assigned to: None
> Originator Email:
> Platform Version: None
> Open/Closed: Open
>
> _______________________________________________________
>
> Details:
>
> I've been getting a complaint by one of the subscribers to
> some AVR-related lists (avr-chat, avr-gcc-list) that none
> of his emails make it through the nongnu.org list server.
> He's getting the following bounce:
>
> This report relates to a message you sent with the following header fields:
>
> Return-path: <address@hidden>
> Received: from tcp-daemon.pop.mtnl.net.in by pop.mtnl.net.in
> (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004))
> id <address@hidden> (original mail from
> address@hidden)
> ; Sun, 31 Jul 2005 12:54:43 +0530 (IST)
> Received: from royce ([59.182.8.199])
> by pop.mtnl.net.in (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14
> 2004))
> with ESMTPA id <address@hidden> for
> address@hidden; Sun,
> 31 Jul 2005 12:54:31 +0530 (IST)
> Date: Sun, 31 Jul 2005 12:54:33 +0530
> From: Royce & Sharal Pereira <address@hidden>
> Subject: UART with internal RC osc.
> To: AVR-CHAT <address@hidden>
> Reply-to: address@hidden
> Message-id: <address@hidden>
> MIME-version: 1.0
> Content-type: text/plain; format=flowed; delsp=yes; charset=iso-8859-15
> Content-transfer-encoding: 7BIT
> User-Agent: Opera M2/8.02 (Win32, build 7680)
>
> Your message cannot be delivered to the following recipients:
>
> Recipient address: address@hidden
> Reason: Remote SMTP server has rejected address
> Diagnostic code: smtp;550 Sender verify failed
> Remote system: dns;mx10.gnu.org
> (TCP|202.159.228.5|46134|199.232.76.166|25) (monty-
> python.gnu.org ESMTP Exim 4.34 Sun, 31 Jul 2005 03:34:53 -0400)
>
> riginal-recipient: rfc822;address@hidden
>
> Final-recipient: rfc822;address@hidden
>
> Action: failed
>
> Status: 5.0.0 (Remote SMTP server has rejected address)
>
> Remote-MTA: dns;mx10.gnu.org (TCP|202.159.228.5|46134|199.232.76.166|25)
>
> (monty-python.gnu.org ESMTP Exim 4.34 Sun, 31 Jul 2005 03:34:53 -0400)
>
> Diagnostic-code: smtp;550 Sender verify failed
>
> Using a different sender address, it (obviously) works. I
> tried the address specified, and it seems the target MTA
> requires quite a bit of time after the `rcpt to' command
> to decide about the validity of the request, but eventually
> (after something like 45 seconds) gives a positive response:
>
> % telnet 202.159.228.19 25
> Trying 202.159.228.19...
> Connected to mx1.mtnl.net.in.
> Escape character is '^]'.
> 220 mtnl-av SMTP service ready
> helo uriah.heep.sax.de
> 250 Requested mail action okay, completed.
> mail from: <address@hidden>
> 250 Requested mail action okay, completed.
> rcpt to: <address@hidden>
> 250 Requested mail action okay, completed.
> quit
> 221 mtnl-av closing transmission channel
> Connection closed by foreign host.
>
> It responds a lot faster at a second attempt.