DDNS with Split View DNS(Bind 9 feature)

Barry Finkel b19141 at achilles.ctd.anl.gov
Tue Oct 10 15:46:26 UTC 2000


Robbie Stone <robbie at serendipity.palo-alto.ca.us> wrote:

>	I have about a zillion Win2k machines that I would like to register
>(I'm running Windows DNS and BIND concurrently right now, makes AD
>happy) with the DNS server via DHCPD. I was thinking long and hard about
>maintaining multiple servers (Split DNS) and I've decided that I don't
>really want to do that anymore and I'd really like to be able to use the
>"view" feature in BIND 9. So, when I have an update from a host defined
>as being on the "inside" access list does the dynamic update go to the
>inside database or the outside database? 

I am not sure I understand the question.  With DDNS (either MS Win2k,
DHCP, or Mac OS 9), you really need to keep the dynamic zones separate
from the static (i.e., manual update) zones.  These zones can co-exist
on the same server, but once you allow DDNS on a zone, you should NOT
update the zone manually.

As for the target of a DDNS update, the sending system should query
the SOA for the zone to see which machine is listed as the master for
that zone; then the DDNS update is sent to the master.

I have briefly read the document in

     bind-9.0.0/doc/arm/Bv9ARM.6.html

concerning views, and I am not sure how views fits in to your DNS setup.
(I know I don't understand view yet.)
----------------------------------------------------------------------
Barry S. Finkel
Electronics and Computing Technologies Division
Argonne National Laboratory          Phone:    +1 (630) 252-7277
9700 South Cass Avenue               Facsimile:+1 (630) 252-9689
Building 221, Room B236              Internet: BSFinkel at anl.gov
Argonne, IL   60439-4844             IBMMAIL:  I1004994




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