Help, Please...

[Kevin Darcy]

Barry Margolin wrote:

> In article <890B12B8398AD211BC6100805FA784A205383734 at es04snlnt.sandia.gov>,
> Cinense, Mark <macinen at sandia.gov> wrote:
> >Greetings DNS Community,
> >
> >       In my environment, we have sub domains that I am not authoritative
> >for.  I am authoritative for the domain, sandia.gov.  Well port 53 became
> >restrictive last week, to only ns1, ns2, ns3, and ns4.  Now MX requests are
> >not being resolved, and information on sub domains are not getting resolved
> >as well.  I do have a forwarders statement on ns3 and ns4 to go to the
> >external nameservers, so that we can resolve external addresses.  However
> >internal sub domain resolution is not working.  What am I doing wrong?
> >Please help me...  thanks in advance...
>
> Are you blocking the external server from accessing the subdomain servers?
> If so, you'll need to make the sandia.gov server either a slave for the
> subdomains, or configure "type forward" zones for the subdomains, so that
> it goes directly to the subdomain servers rather than forwarding to the
> external server.

Or stub zones. In the case of slave or stub, you may need to specify "forwarders
{}" if there are subzones which also shouldn't be forwarded.


- Kevin