On 23-06-2019 08:06, A C wrote:

> I'm having trouble removing leases from my system.  I have a client that
> accepted a lease in my DHCP range before I remembered to put it in
> /etc/ethers and /etc/hosts to give it a static lease.
>
> I turned off the client, stopped dnsmasq, removed the lease file entry
> in /var/lib/misc/dnsmasq.leases and then restarted dnsmasq.  Then I
> restarted the client.  It again found the original lease in my DHCP
> range instead of picking one from /etc/ethers (in fact it reports "not
> giving name ap.lan to the DHCP lease of 10.0.200.102 because the name
> exists in /etc/hosts with address 10.0.0.252").
>
> How can I fully purge the lease and get it to start over?  The client is
> an embedded device and has no memory of the lease once I power cycle it
> so somehow dnsmasq is remembering even though the lease file was purged.
>
Recently I had simular sympthoms, infact still have them.

It give me the akward feeling that `readethers` does not work as I expect.

Because it was the first time that i used Dnsmasq with  /etc/ethers I
choose to continue with the netboots I have to do.


Yes, most likely will it bite me another time.

Meanwhile send your report of (successfull) mapping of IPv4 address on
MAC address through  /etc/ethers


Cheers

Geert Stappers




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