unable to reach bsd-lists via mail

Christopher J. Ruwe chrruwe at googlemail.com
Sun Jun 19 14:11:41 UTC 2011


On Sun, 19 Jun 2011 14:12:46 +0100
Paul Macdonald <paul at ifdnrg.com> wrote:

> 
> > Thanks for all the effort ... somehow, posting an error message was
> > the *one* thing I forgot:
> >
> > Jun 19 14:23:37 mail postfix/smtp[9416]: CE6A019C50:
> > to=<freebsd-test at freebsd.org>,
> > relay=mx1.freebsd.org[69.147.83.52]:25, delay=944,
> > delays=943/0.03/0.86/0.19, dsn=4.7.1, status=deferred (host
> > mx1.freebsd.org[69.147.83.52] said: 450 4.7.1 Client host rejected:
> > cannot find your hostname, [188.40.164.98] (in reply to RCPT TO
> > command))
> >
> > Thanks again, cheers
> I'm not that familiar with postfix, but the issue does look rdns
> related.
> 
> Under sendmail, on hosts with multiple names you have to make sure
> the hostname it uses to make the connection is the one that all your
> reverse dns is setup for.
> (your rdns does resolve backwards and forwards , but the ptr cruwe.de
> is possibly not what your mail server advertises its hostname with
> ( not neccesarily the same when you telnet in the make an incoming
> conn).
> 
> #dig -x 188.40.164.98 +short
> cruwe.de
> If you mail me direct i can tell you what hostname i see, thats the
> one i'd try adding the rdns for.
> 
> Paul.
> 

I have asked my provider to set rDNS for 188.40.164.98 to
cruwe.de, which he has, and changed the $myhostname to cruwe.de (was
mail.cruwe.de before). Currently, I am waiting for DNS to permeate to
the caches and will try with freebsd-test@ again tomorrow. 

Thanks again,
-- 
Christopher J. Ruwe
TZ GMT + 2


-- 
Christopher J. Ruwe
TZ GMT + 2


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