[ale] dns issues - internal vs external

[Gary MacKay]

So I should run two seperate dns servers? One for the world and one for
in-house? Hm, have to try that....

Thanks

David Hamm wrote:
> 
> To get the mail through the firewall you'll have to forward port 25
> to your bsd firewall to your internal mail server or use the tis firewall
> toolkit with smap and smapd.  The other trick is to run internal dns with
> only one mx record that points to your smtp server.
> 
> On Thu, 26 Jul 2001, Gary MacKay wrote:
> 
> > I tried the qmail list but didn't get an answer. Hopefully someone here
> > can  help. How do I get qmail, or sendmail for that matter, to pick up
> > the internal 192. addr when it sends a message to a local account? The
> > box that is my dns for my domain has to have the external ip setup so
> > the rest of the world can send me mail. Fine. Since I have an OpenBSD
> > firewall, which I presume is irrelevant, the internal machine can not
> > connect to the external ip, it fails over to the secondary mx record,
> > which is my old isp, which will soon go away. I tried to put the
> > internal ip in the /etc/hosts, added "lookup file bind" to the
> > /etc/resolv.conf file, neither worked. I presume qmail is doing an
> > actual dns lookup and getting the real info.
> >
> > I just tried putting my internal ip as the secondary mx record and that
> > worked. But, I presume not a good solution since outside people are
> > going to get that also.
> >
> > Suggestions?
> >
> > Gary
> > --
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> >
> 
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