problems with reversing

Joseph S D Yao jsdy at cospo.osis.gov
Wed Apr 19 21:38:48 UTC 2000


On Wed, Apr 19, 2000 at 03:51:43PM -0400, admin at isni.net wrote:
> I have a full C network, 2 servers.
> 
> What I want to do here is host the c primarily on ns1.mydomain.com
> and assign a subnet of like 8 addresses or however many, doesn't matter so
> i can delegate/reverse/etc from ns2.mydomain.com
> 
> ie: on ns2.mydomain.com I can create forward AND reverse names, such as
> bla.ns2.mydomain.com, etc etc.
> 
> I've read every freaking rfc, every freaking dns how-to, nothing works, i've
> copied, i've pasted, i've emailed, i've read and read and read and nothing
> is working...can someone that has actually done this and been sucessful
> please help me!! thanks very much :)
> 
> if someone could even post/email me copies of their forward and reverse zone
> files, this would GREATLY help, thanks again!
> 
> Aaron Richards

You need to be a little more clear about WHAT doesn't work.

If it's forward lookups, then you need to include the following into
the "mydomain.com" zone:

ns2		IN  NS		ns2.mydomain.com
ns2		IN  A		what.ever.IP.address

The latter line, of course, must be repeated in the ns2.mydomain.com
zone file on the machine ns2.mydomain.com.  If it is at all possible,
though, I would strongly recommend that you make the names of the name
server and the domain DIFFERENT.

If it's reverse lookups, then you need to look at RFC 2317.  It makes
it pretty clear how to do this, although I would use a slightly
different notion, just 'cause that's me.  ;-)

And you need to mention your real domain names and IP address ranges.
You're going to publish them publicly, anyway; and obscurity rarely
improves security.  But it does keep people from looking up values that
you neglect to mention.  ;-)

-- 
Joe Yao				jsdy at cospo.osis.gov - Joseph S. D. Yao
COSPO/OSIS Computer Support					EMT-B
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