# /etc/dhcp/dhcpd.conf
subnet 200.1.0.0 netmask 255.255.0.0 {
  range 200.1.1.1 200.1.1.254;
  option routers 200.1.0.1;
  option broadcast-address 200.1.255.255;
  default-lease-time 600;
  max-lease-time 7200;
}