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Re: Slow Email Devliery, Was: ldaprc with ldaps:// and ldap:// fallback
On 06/25/10 16:25, Dan White wrote:
> Apologies for the list clutter, but I couldn't find a more appropriate
> place to send this.
> I originally sent this question to email@example.com, which is
> listed on:
> as the contact for list problems, but that address was rejected with:
> <firstname.lastname@example.org>: host www.openldap.org[126.96.36.199] said: 550
> 5.1.2 <email@example.com>... Rejected; bad system address (in reply
> to RCPT TO command)
> My original question was:
> I've noticed that my emails to the openldap-technical list are delayed.
> Typically the email is delayed from 30 minutes to an hour or two.
> However, this email I sent yesterday was delayed for 16 hours. In all
> cases, the delay appears to happen internally within boole.openldap.org.
> Could this be due to a reputation issue with my relay server
> (pinky.olp.net)? Or is this just moderation delay?
It's quite common these days (weeks, month). In other words, you're not
alone who gets delayed e-mails.
> Here's a header snippet from the email in question:
> Received: from psmtp.com (exprod5mx267.postini.com [188.8.131.52]) by
> neo.olp.net (Postfix) with ESMTP id 8E23420EDC1 for <firstname.lastname@example.org>; Fri,
> 25 Jun 2010 08:56:28 -0500 (CDT)
> Received: from source ([184.108.40.206]) (using TLSv1) by
> exprod5mx267.postini.com ([220.127.116.11]) with SMTP; Fri, 25 Jun 2010
> 09:56:28 EDT
> Received: from boole.openldap.org (mailman@localhost [IPv6:::1]) by
> boole.openldap.org (8.14.3/8.14.3) with ESMTP id o5PDj7QP064017 for
> <email@example.com>; Fri, 25 Jun 2010 13:56:20 GMT (envelope-from
> Received: from pinky.olp.net (firstname.lastname@example.org [18.104.22.168]) by
> boole.openldap.org (8.14.3/8.14.3) with ESMTP id o5OLriEj067106 for
> <email@example.com>; Thu, 24 Jun 2010 21:54:08 GMT
> (envelope-from firstname.lastname@example.org)
> Received: from quark.olp.net (vpn.olp.net [22.214.171.124]) by
> pinky.olp.net (Postfix) with ESMTP id 378C0292E8E; Thu, 24 Jun 2010
> 16:53:42 -0500 (CDT)
> Received: by quark.olp.net (Postfix, from userid 1000) id 1EFE6E7E002; Thu,
> 24 Jun 2010 16:53:40 -0500 (CDT)
> On 24/06/10 16:53 -0500, Dan White wrote:
>> On 24/06/10 22:13 +0200, Emmanuel Dreyfus wrote:
>>> Dan White <email@example.com> wrote:
>>>> You could do SASL EXTERNAL over both, with ldapi:/// using Unix
>>> That sounds nice, but will it works with the "TLS_REQCERT demand" I have
>>> for ldaps:// ?
>> TLS_REQCERT: try
>> In this case, EXTERNAL should only be offered after successful TLS
>> negotiation, or over a unix domain socket.
>> If TLS negotiation fails, then a SASL bind won't work without selecting
>> another mechanism.
>> Dan White