zone lounge.tg15.gathering.org { primary 127.0.0.1; key DHCP_UPDATER; } subnet 151.216.234.0 netmask 255.255.255.0 { option subnet-mask 255.255.255.0; option routers 151.216.234.1; option domain-name "lounge.tg15.gathering.org"; ddns-domainname "lounge.tg15.gathering.org"; range 151.216.234.4 151.216.234.254; }