dns_update_log shows dynamic entries deleted

Doug Barton dougb at dougbarton.email
Tue Jun 9 19:28:33 UTC 2015


On 6/9/15 12:05 PM, dave c wrote:
> Dynamic DNS updates are written to a local cache for the zone. I don't
> know if that cache will always persist through having DNS restarted, but
> I'd suggest that as it's dynamic, it's not designed to be persistent in
> the DNS zone. Otherwise it would be in a DNS zone file

Um, sorry, that's not how it works at all. :)

The name server doesn't care how the records are added to the zone, they 
become part of the zone, and are written out to disk specifically so 
that they survive a server restart.

Doug

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