From owner-freebsd-questions  Fri Oct 26 13: 8:29 2001
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Date: Fri, 26 Oct 2001 16:08:15 -0400 (EDT)
From: "H. Wade Minter" <minter@lunenburg.org>
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To: Dan Nelson <dnelson@allantgroup.com>
Cc: questions@FreeBSD.ORG
Subject: Re: SMTP connectinos hang (truss attached)
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That was it exactly.  Outstanding.

--Wade

On Fri, 26 Oct 2001, Dan Nelson wrote:

> In the last episode (Oct 26), H. Wade Minter said:
> > SMTP connections into my RELENG_4_4 box are hanging for a while
> > before they go through.  DNS seems to be ok upon first inspection.
> > I'm attaching a truss of one of the SMTP processes attempting to
> > connect.
>
> ( try using strace in ports; it generates much better output than truss )
>
> I saw something similar on my sendmail yesterday.  It looks like
> orbl.org (spam blacklist service) has only one nameserver and it's
> unreachable.  If you've got a FEATURE(`dnsbl', `or.orbl.org') in your
> sendmail.mc, try removing it and regenerating sendmail.cf.
>
> --
> 	Dan Nelson
> 	dnelson@allantgroup.com
>

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