ddns-update-style none; option domain-name "${domain_name}"; option domain-name-servers ${dns_1}, ${dns_2}; authoritative; log-facility local7; subnet ${net_address} netmask ${net_mask} { range ${net_start} ${net_end}; option routers ${net_gateway}; } % for host in hosts: host ${host.name} { fixed-address ${host.ip}; hardware ethernet ${host.mac}; } % endfor