# time in seconds, setup to your needs
default-lease-time 600;
max-lease-time 7200;

# 192.168.2.0/24
subnet 192.168.2.0 netmask 255.255.255.0 {
  authoritative;
  
  # the range of ips to give to clients
  # set at your own needs
  range 192.168.2.2 192.168.2.254;
  
  # i guess this can be omitted
  option subnet-mask 255.255.255.0;
  
  # this is important i guess
  option broadcast-address 192.168.2.255;
  
  # we are going to be 192.168.2.1, the router
  option routers 192.168.2.1;
  
  # you will be the dns server too
  option domain-name-servers 192.168.2.1;
  # otherwise, you can simply not configure a dns server and use any other
  #option domain-name-servers 1.1.1.1;
}

# an example of dhcp reservation by mac address
host adevicename {
  hardware ethernet 01:23:45:6a:bc:de;
  fixed-address 192.168.2.130; # .130 is just an example
}