# basic example configuration ddns-update-style none; option domain-name "example.org"; option domain-name-servers ns1.example.org, ns2.example.org; default-lease-time 600; max-lease-time 7200; authoritative; subnet 192.168.0.0 netmask 255.255.255.0 { range 192.168.0.10 192.168.0.20; }