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Date:      Wed, 17 Oct 2007 19:15:06 -0400
From:      Duane Winner <dwinner@dwinner.net>
To:        Derek Ragona <derek@computinginnovations.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: sendmail problems
Message-ID:  <4716977A.3080106@dwinner.net>
In-Reply-To: <6.0.0.22.2.20071017164928.0246f280@mail.computinginnovations.com>
References:  <4716799B.5010502@dwinner.net> <6.0.0.22.2.20071017164928.0246f280@mail.computinginnovations.com>

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Derek Ragona wrote:
> At 04:07 PM 10/17/2007, Duane Winner wrote:
>> Hello,
>>
>> I need help to resolve a problem with my sendmail server.
>>
>> In my /var/log/maillog, I've been seeing:
>>
>> sm-mta[1753]: l9H4EoAn001753: outbound-mail-10.bluehost.com
>> [69.89.17.210] did not issue MAIL/EXPN/VRFY/ETRN during connection to
>> IPv4
>>
>> I use this server to manage mailman lists, so I knew something was wrong
>> when I started notice that my own list posts (using a bluehost.com
>> account) were not showing up.
>> So I looked in the logs and noticed the above.
>>
>> At first I thought it might be bluehost.com acting up again, but then
>> tried to send mail from a gmail.com account. Same thing:
>>
>> sm-mta[1785]: l9H4OdFq001785: py-out-1112.google.com [64.233.166.176]
>> did not issue MAIL/EXPN/VRFY/ETRN during connection to IPv4
>>
>>
>> It accepts fine from my company's external email server (different
>> domain, different network), and also accepts from my att.net email
>> account, and many others who post to my lists.
>>
>> I'm not sure where to even begin looking. Any help appreciated!
>>
>> -DW
>
> Are you running only IPv4?  or are you running IPv6?  Or both?

IPv4 only. When I restart sendmail, I get the following output, which if
I'm interpreting correctly, means that sendmail isn't going to try to
use IPv6 when it's running:

Oct 17 19:13:23 mymailserver sm-mta[33703]: starting daemon (8.13.6):
SMTP+queueing@00:30:00
Oct 17 19:13:23 mymailserver sm-mta[33703]: NOQUEUE: SYSERR(root):
opendaemonsocket: daemon IPv6: can't create server SMTP socket: Protocol
not supported
Oct 17 19:13:23 mymailserver sm-mta[33703]: NOQUEUE: SYSERR(root):
opendaemonsocket: daemon IPv6: optional socket disabled
Oct 17 19:13:23 mymailserver sm-msp-queue[33707]: starting daemon
(8.13.6): queueing@00:30:00




>
>         -Derek
>




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