[Pdns-users] SOA-EDIT questions
klaus.mailinglists at pernau.at
Wed Sep 11 20:19:31 UTC 2019
Answering myself ...
Am 04.09.2019 um 22:58 schrieb Klaus Darilion:
> I wonder how the SOA-EDIT feature (to keep signatures fresh on slaves)
> works in detail:
> - Will the master also send NOTIFYs with increased serials to keep the
> slave fresh, or does it rely that the refresh value is small and the
> slave checks for newer serials on the master?
The latter - PDNS will not send NOTIFYs but fake a higher serial on SOA
queries and AXFR according to SOA-EDIT.
> - SOA-EDIT will never change some data in the backend - it is only
> calculated on the fly whan answering SOA queries and AXFRs. Correct?
> - Why do we need default-soa-edit or default-soa-edit-signed settings? I
> thought the SOA-EDIT hack is only necessary to keep signatures fresh.
> For unsigned zones default-soa-edit looks like a workaround for broken
> setups which do not increase the serial on zone changes. OR do I miss
> something here?
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