when is a DHCP server supposed to remove A and PTR records?

Marc Haber mh+dhcp-users at zugschlus.de
Wed Jul 8 21:27:12 UTC 2015

On Wed, Jul 08, 2015 at 11:16:54PM +0200, Michael Ströder wrote:
> Marc Haber wrote:
> > On Wed, Jul 08, 2015 at 06:36:40PM +0100, Simon Hobson wrote:
> >>> Under which circumstances is the server supposed to remove the DNS
> >>> records? From the docks, I reckon that it should remove them when the
> >>> lease expires. According to the logs of the DNS server, it doesn't,
> >>> though.
> >>
> >> It should remove them at the end of the lease.
> > 
> > For some reason, it doesn't. Any idea how to debug this?
> Does it do any harm to have "failover peer" in the configuration without
> actually having a working peer up and running?

The server is set to "partner-down", so that should not matter. I
would expect a DHCP server to still do dynamic DNS even if its partner
is down.


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