Delete Lease From Dnsmasq in CentOS 71 min read
dnsmasq keeps track of the DHCP leases it has in a file which is defined
dhcp-leasefile config option.
To delete a lease from dnsmasq, first stop dnsmasq
systemctl stop dnsmasq
Remove the lease from the file. On Ubuntu this lease file defaults to
Once the lease is removed, start dnsmasq.
systemctl start dnsmasq