zone e21-2.tg14.gathering.org { primary 127.0.0.1; key DHCP_UPDATER; } subnet 151.216.136.192 netmask 255.255.255.192 { authoritative; option routers 151.216.136.193; option domain-name "e21-2.tg14.gathering.org"; ddns-domainname "e21-2.tg14.gathering.org"; range 151.216.136.197 151.216.136.254; ignore client-updates; }