DNS query with no domain
Mark Andrews
Mark_Andrews at isc.org
Tue Aug 19 01:52:03 UTC 2008
> On 18-Aug-2008, at 15:57 , Prabhat Rana wrote:
>
> > Matt,
> > Thanks for a quick response again. Yes the design for handheld
> > device to be able to connect just by querying http://mms does look
> > like broken. And yes http://mms is the only hostname that handheld
> > will be access in this way (without domain). So to better understand
> > the solution that you have provided,
> > At this time the authoritative servers have a zone db.ora.com in
> > which there is A record for mms to an IP.
> > So what you're suggeting is configure a mms. zone in the named.conf
> > and create a zone file called db.mms. and in that zone file have A
> > record for mms to mms.ora.com? Now it responds with same IP for both
> > mms.ora.com and mms?
> > And then put a forwarder for mms in recursive DNS that points to
> > authoritative servers?
>
>
> Yes, that sounds about right. In the file db.mms (for the mms. zone)
> you would insert an A record for the origin, not for a host called mms
> (which would end up being mms.mms.) So, if the IP address for
> mms.ora.com is 192.0.2.1, your zone file for mms. would look something
> like this:
>
> ---
> mms. IN SOA name.server.ora.com. admin.name.server.ora.com. (
> 2008081812
> 30m
> 15m
> 7d
> 1h )
>
> IN NS name.server.ora.com.
> IN A 192.0.2.1
> ---
>
> Good luck,
> Matt
Note: Single label absolute hostnames were declared a BAD
idea over 20 years ago. All such hostnames, at the time,
were renamed at the time to <foo>.ARPA.
Single label absolute hostnames will NEVER work cleanly.
Trying to make them work cleanly is a exercise in futility.
Mark
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews at isc.org
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