ddns-update-style none; option domain-name "example.com"; option domain-name-servers 192.168.1.2; default-lease-time 600; max-lease-time 7200; use-host-decl-names on; authoritative; log-facility local7; subnet 192.168.1.0 netmask 255.255.255.0{ range 192.168.1.30 192.168.1.250; option subnet-mask 255.255.255.0; option broadcast-address 192.168.1.255; option routers 192.168.1.1; %%HOSTS%% }