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Re: [LUG] SMTP 451 error

 

On Sun, 2009-07-12 at 15:06 +0100, Grant wrote:
> <4A4B1B0D.4070503@xxxxxxxxxxxxxx> <c25e7758f9c3f56d68eed8e158fae324@localhost>
> Message-ID: <97ebdaa428c88e0ecc86982ade280fb5@localhost>
> X-Sender: dcglug@xxxxxxxxxxxx
> Received: from host86-165-179-214.range86-165.btcentralplus.com
>       [86.165.179.214] with HTTP/1.1 (POST); Sun, 12 Jul 2009 15:06:01
>       +0100
> User-Agent: RoundCube Webmail/0.1
> Content-Type: text/plain; charset="UTF-8"
> Content-Transfer-Encoding: 8bit
> 
> 
> On Sun, 05 Jul 2009 18:35:41 +0100, Grant <dcglug@xxxxxxxxxxxx> wrote:
> > 
> > On Wed, 01 Jul 2009 09:15:09 +0100, Simon Waters <simon@xxxxxxxxxxxxxx>
> > wrote:
> >> grant@xxxxxxxxxxxx wrote:
> >>>
> >>> I'm not sure what's happened here, and I'm struggling to find
> >>> anything relevant in the logs, but this morning I am getting SMTP 451
> >>> errors: "451 Temporary local problem - please try later" Well, I
> >>> tried again later.  And again.  And again.  Still getting the same
> >>> issues.
> >>>
> >>> Curiously I can send mail successfully with the "mail" command, but
> >>> telnetting to the SMTP service and going through things that way
> >>> consistently produces these 451 errors.
> >>>
> >>> I have tried stopping and restarting the SMTP service to no avail.
> >>
> >> Some sort of temporary local problem ;)
> >>
> >> Possibly a problem with the DNS if you have some sort of check on
> >> connecting boxes.
> >>
> >> Show us the logs produced.
> >>
> >> Are you sending, or delivering email to this server?
> > 
> > Both, actually, but it seems to be the sending that's failing.
> > 
> > The machine retrieves mail from a remote POP machine for each user (ie
> me)
> > and stores it in a local Maildir, then served up by IMAP.  It accepts
> > incoming connections on :25 for outgoing mail.
> > 
> > I would include the logs but can't for the life of me find them!  I know
> > that sounds silly, but when checking all the logs' timestamps immediately
> > after I get the 451 error, none of them seem to be any newer.  Not
> > /var/log/mail* or /var/log/exim4/*.
> > 
> > WRT DNS issues - essentially there are no connecting boxes.  Almost
> > without
> > exception the only machine I use to send email through this machine is my
> > laptop, and even then I do so with SSH port forwarding - I have laptop:25
> > forwarded to server:25, so as far as Exim should be concerned, it is
> > receiving SMTP traffic from itself.
> > 
> > As I said above, curiously the mail command will send fine.  (I'm sending
> > this via my Roundcube webmail interface which uses PHPMAIL, so I'd expect
> > it to work OK).
> > 
> > Any thoughts?
> 
> Anybody got any ideas?  All the Googling I'm doing seems to be pretty
> fruitless - "it's a temporary problem, try again later" syndrome.
> 
> Grant.
> 
Received: from localhost ([127.0.0.1] helo=pi.a-squared.co.uk) by pi.a-squared.co.uk 
with esmtp (Exim 4.69)

Total stab in the Dark..........  should you be using ehlo?


Regards

Kevin Lucas
Minions Post Master(Sub) reprieved (possibly!)
Po House, Minions,
Liskeard Cornwall 
PL14 5LE
01579363386


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