From: aio shin (aioshingmail.com)
Date: Sat Sep 15 2007 - 10:15:09 CDT

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Wow, I thought below solves the problem, but still got same errors.,
now what I did was, I changed the parameter
unknown_local_recipient_reject_code = 450 from its default value to
550.

> I may have found the source of the problem, my
>
> local_recipient_maps = unix:passwd.byname $alias_maps
>
>
> and the host (mail) uses ldap as authentication. We have several ldap
> servers, the main is remote, then I also have a local ldap database
> constantly replicating on the main ldap server, but I left it to look
> on the remote server due to some circumstances. I just thought, maybe
> during the looking up of the local recipient maps, the ldap timed-out
> which might be the cause that it declares certain users on that
> certain time to be unknown. Anyway, I still have to observe this, but
> this is now my primary suspect.
>
>
> On 9/12/07, aio shin <aioshingmail.com> wrote:
> > Sorry, I only understand english..
> >
> >
> >
> >
> > On 9/12/07, postmasterterralink.it <postmasterterralink.it> wrote:
> > > Notifica sullo stato del recapito generata automaticamente.
> > >
> > > QUESTO +AMg- SOLO UN MESSAGGIO DI AVVISO.
> > >
> > > NON +AMg- NECESSARIO INVIARE NUOVAMENTE IL MESSAGGIO.
> > >
> > > Recapito ritardato per i seguenti destinatari.
> > >
> > > davide.ambrosiTERRALINK.IT
> > >
> > >
> > >
> > >
> > > Final-Recipient: rfc822;davide.ambrosiTERRALINK.IT
> > > Action: delayed
> > > Status: 4.4.7
> > > Will-Retry-Until: Sun, 16 Sep 2007 05:09:00 +0200
> > > X-Display-Name: Davide Ambrosi
> > >
> > >
> > >
> > > ---------- Forwarded message ----------
> > > From: "aio shin" <aioshingmail.com>
> > > To: postfix-userspostfix.org
> > > Date: Wed, 12 Sep 2007 11:07:14 +0800
> > > Subject: Re: undelivered mail problem
> > > I still got one instance of undelivered mail problem after changing my
> > > virtual alias maps. The same problem, it declared the user still as
> > > unknown, though already add a localhost at the last part of the user.
> > >
> > > I did not forgot to restart postfix and already re-run postmap on virtual file
> > >
> > >
> > > #/etc/postfix/virtual
> > > giovanni.claveriamydomain.com giovanni.claverialocalhost
> > > giovanni.claveriamail.mydomain.com giovanni.claverialocalhost
> > >
> > > and my mydestination entry at main.cf is
> > > mydestination = $myhostname, localhost.$mydomain, localhost
> > >
> > >
> > > and is there a significant on my /etc/hosts file, here' s the entries.
> > >
> > > 127.0.0.1 localhost.localdomain localhost
> > > 192.168.100.254 mail.mydomain.com mail #this is my eth0
> > >
> > >
> > > or should I append mail.mydomain.com beside localhost?
> > >
> > > TIA
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > On 9/12/07, aio shin <aioshingmail.com> wrote:
> > > > On 9/11/07, Noel Jones <njonesmegan.vbhcs.org> wrote:
> > > > > On Mon, Sep 10, 2007 at 05:24:43PM -0800, aio shin wrote:
> > > > > > hi list
> > > > > >
> > > > > > I have this undelivered mail bounce message.. I just change the original to
> > > > > > mydomain for posting here.
> > > > > >
> > > > > > *Final-Recipient: rfc822;
> > > > > > **giovanni.claveriamail.mydomain.com*<giovanni.claveriamail.mydomain.com>
> > > > > > *Action: failed
> > > > > > Status: 5.0.0
> > > > > > Diagnostic-Code: X-Postfix; unknown user: "giovanni.claveria"*
> > > > > >
> > > > > > Now, am not sure, why the user became unknown., the user has entry at
> > > > > > virtual alias map file, say
> > > > > > /etc/postfix/virtual contains below:
> > > > > >
> > > > > > *giovanni.claveriamail.mydomain.com* <giovanni.claveriamail.mydomain.com>
> > > > > > *giovanni.claveria *
> > > > > > #this entry will deliver the messages to giovanni locally, on the said host.
> > > > > >
> > > > > > The problem happened randomly, because it normally delivers on its mailbox,
> > > > > > there should no problem at all, but at random time, it just happens, some
> > > > > > users becomes unknown for a random time then it goes back to normal again.
> > > > > >
> > > > > > Any idea how I should fix this.?
> > > > > >
> > > > > > Thanks so much in advance.
> > > > >
> > > > > Your mail is hard to read due to mangling by gmail.
> > > > > Please press the [Plain Text] button when posting from gmail.
> > > > >
> > > > > As a general rule, virtual aliases should have a fully qualified
> > > > > domain name as the result. This prevents surprises.
> > > > >
> > > > > instead of something like:
> > > > > giovanni.claveriamail.example.com giovanni.claveria
> > > > >
> > > > > use instead:
> > > > > giovanni.claveriamail.example.com giovanni.claverialocalhost
> > > > >
> > > > > and make sure "localhost" is included in the main.cf mydestination
> > > > > parameter (assuming you want local delivery).
> > > > >
> > > > > If you need more help, please see:
> > > > > http://www.postfix.org/DEBUG_README.html#mail
> > > > >
> > > > > --
> > > > > Noel Jones
> > > > >
> > > >
> > > >
> > > > THanks, I will try that, the localhost part., and thanks also for
> > > > reminding on plaintext button., I will feedback later after observing
> > > > what will happen next.
> > > >
> > >
> > >
> > >
> > >
> > >
> >
>
>
>
>
>

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