Keeping dynamic and static DNS entries separate?
Joseph S D Yao
jsdy at cospo.osis.gov
Thu Sep 23 22:36:37 UTC 1999
Joe Nardone wrote:
...
> I want to keep separate files for the "static" part of the zone
> and "dynamic" part. However, whenever named shuts down and
> restarts, it rewrites the zone files with its current memory--
> including both the static entries (with a 1W interval-- is that
> correct?) and the dynamic ones.
>
> I tried making the static entries $INCLUDEd into the main file,
> but it gets overwritten.
>
> Two questions
> 1) Is BIND correct in giving a 1 week (604800) time period for
> what had been "permanent" entries?
>
> 2) How do I keep my static/permanent entries separate physically
> from my dynamic ones?
2 - This has been discussed. Put one or both into subdomains.
1 - There is no such thing as a "permanent" entry in DNS. All records
have a Time To Live. It used to be set in the SOA; now, if a $TTL
line is present before the SOA, it is set from that [8.2ff].
--
Joe Yao jsdy at cospo.osis.gov - Joseph S. D. Yao
COSPO/OSIS Computer Support EMT-B
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