How to do I do reverse on a Supernet?
Roderick B. Greening
roderick at cableatlantic.nf.ca
Wed Jul 21 19:17:07 UTC 1999
On Wed, 21 Jul 1999, Michael Voight wrote:
>
>
> "Roderick B. Greening" wrote:
> >
> > On Wed, 21 Jul 1999, Michael Voight wrote:
> >
> > > It makes no difference if you use DDTS. We do it with our product, and
> > > it is possible to follow RFC 2317. The worst part is creating a CNAME
> > > record for all of the addresses in the subnet. All other records are
> > > created automatically.
> >
> > But RFC 2317 does not cover shorter prefixes like /23, /22, or
> > /21?
>
> Why would it matter to DNS whether you are subnetting a class A, B, or C
> or supernetting? DNS only looks at the dots. It doesn't know class B
> from Class C.
Ok. Can you think of how to accomodate the following:
1) seperate zones from the /16 which are /24's amd /22's, etc
2) manually configured zone files for the /24's
3) dynamic DNS updates for the /22's
How would you configure this?
TIA.
>
> Michael
>
Roderick B. Greening, BSc. |
Network Specialist | roderick at cableatlantic.nf.ca
Cable Atlantic Inc. |
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