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

Marc Haber mh+dhcp-users at zugschlus.de
Wed Jul 8 20:24:13 UTC 2015

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?

> However, the address you've shown there wouldn't be the first one
> allocated by teh server - so can I check that you don't have a
> declaration statement with a fixed address statement and "update
> static leases" set. That would cause the behavious you are seeing.

That's a lab setting, the grml host is the first (and only) client in
there. Having "update static leases" is a goal of the final lab
setting, but I ain't there yet.


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