vnet/etc/scripts/dhcp/dhcpd.conf

# add at the bottom

subnet 192.168.0.0 netmask 255.255.0.0 {
   range 192.168.1.10 192.168.1.254;
   option routers 192.168.1.1;
   default-lease-time 15;
   max-lease-time 15;
}