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Date:      Fri, 3 Jan 2003 10:20:58 +1030
From:      Greg 'groggy' Lehey <grog@FreeBSD.org>
To:        freebsd-questions@freebsd.org
Subject:   Re: What are the SMTP rules for sending mail to FreeBSD
Message-ID:  <20030102235058.GG57152@wantadilla.lemis.com>
In-Reply-To: <20030102154044.GK348@freepuppy.bellavista.cz>
References:  <3E0DBCFC.5040907@quadtelecom.com> <5.1.1.6.2.20021228111607.0243f108@mail.go2france.com> <20021229002511.GD92510@wantadilla.lemis.com> <20021229174612.GR348@freepuppy.bellavista.cz> <20021230005622.GE19243@wantadilla.lemis.com> <20030102154044.GK348@freepuppy.bellavista.cz>

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On Thursday,  2 January 2003 at 16:40:45 +0100, Roman Neuhauser wrote:
> # grog@FreeBSD.org / 2002-12-30 11:26:22 +1030:
>> On Sunday, 29 December 2002 at 18:46:12 +0100, Roman Neuhauser wrote:
>>> # grog@FreeBSD.org / 2002-12-29 10:55:11 +1030:
>>>
>>>     ...
>>>
>>>> For more information, take a look at the following, which is a message
>>>> I send to systems which appear to be bona fide attempts from broken
>>>> reverse addresses.  Looking at the name of the sender, I'm sure this
>>>> one is not bona fide, and I didn't really send the message.  Most of
>>>> my double bounces come from spammers.
>>>
>>>     do you have that script publically available? I'd like to use
>>>     that, too.
>>
>> Yes, it's at http://www.lemis.com/B.
>
>     Is that the version you actually use? I believe I found a bug:
>
> --- B.orig	Thu Jan  2 16:25:28 2003
> +++ B	Thu Jan  2 16:37:08 2003
> @@ -59,7 +59,7 @@
>    postmaster=postmaster@$domain
>  fi
>  if [ "$hostmaster" = "" ]; then
> -  hostmaster=`nslookup -q=soa wantech.de|grep "mail addr"|sed 's:.*= ::; s:\.:@:'`
> +  hostmaster=`nslookup -q=soa $domain|grep "mail addr"|sed 's:.*= ::; s:\.:@:'`
>  fi
>  if [ "$hostmaster" = "" ]; then
>    hostmaster=hostmaster@$domain

Heh.  Guess who'd been giving me problems lately.  Yes, I found that
bug this morning and fixed it.  I've also put in a check for
completely unidentifiable domains.  Take another look.

Greg
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