Bug#271564: Fwd: Mail delivery failed: returning message to sender

[Mike Mestnik]

--- Mike Mestnik <cheako911@yahoo.com> wrote:

> 
> --- Andreas Metzler <ametzler@downhill.at.eu.org> wrote:
> 
> > On 2004-09-15 Mike Mestnik <cheako911@yahoo.com> wrote:
> > [...]
> > > > cheako@filbert.is-a-geek.org
> > > R: dnslookup_relay_to_domains for cheako@filbert.is-a-geek.org
> > > cheako@filbert.is-a-geek.org is undeliverable:
> > >   Unrouteable address
> > 
> > > Here is what I get from DNS...
> > > train:~# host -t MX filbert.is-a-geek.org
> > > Host filbert.is-a-geek.org not found: 3(NXDOMAIN)
> > > train:~# host filbert.is-a-geek.org
> > > filbert.is-a-geek.org has address 10.0.0.20
> > [...]
> > 
> > Hello,
> > 10.0.0.0/8 is private address-space and exim is configured to ignore
> > it by default, these quotes from #270748 should explain why:
> > 
> > | It does so to avoid delivering e-mail to misconfigured domains to
> the
> > | wrong place.
> > 
> > and
> > 
> > | To elaborate a little bit more: This is also very useful for working
> > | sender verification. - It is a rather common way to disable e-mail
> > | delivery for domains by having an A-record pointing to private
> address
> > | space. If ignore_target_host is not set exim will happily accept
> mail
> > | with 'mail from: x@thisbrokendomain' but a bounce-message (if one
> was
> > | generated) could not be delivered (no root to host) and would be
> > | frozen, stuck in the queue. 
> > 
> > Remove 10.0.0.0/8 from ignore_target_hosts and you are set.
> >               cu andreas
> I don't think this is the default, as once I put "selfmx" in my
> dnsmasq.conf every thing stated to work.  Are you saying only faulty A
> records or did you mean MX as well?
> 
> I'm cutrrently looking into running debsums to varify what confs I have
> changed.
> 
Ohh, this is not used since in my setup DCconfig_internet is not set.  I
have only copied dnslookup_relay_to_domains into my DCconfig_smarthost
section.  Your refering to the rules in "dnslookup" I was not told to copy
this, thought now that I look at it it seams I should have.

> > -- 
> > "See, I told you they'd listen to Reason," [SPOILER] Svfurlr fnlf,
> > fuhggvat qbja gur juveyvat tha.
> > Neal Stephenson in "Snow Crash"
> > 
> 
> 
> 
> 		
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