# /etc/dhcpd.conf 
# DHCPD Configuration File
# Version: 1.00-1

ddns-update-style none;
max-lease-time 120000;
default-lease-time 120000;
option domain-name "ns.yourdomain";


subnet 20.0.0.0 netmask 255.255.255.0 {
        authoritative;
        option subnet-mask 255.255.255.0;
        #option netbios-name-servers 20.0.0.1;
        option domain-name-servers 20.0.0.1, 8.8.8.8;
        option routers 20.0.0.1;
        range 20.0.0.50 20.0.0.90;
        }


host posseidon {
        hardware ethernet 00:15:AF:32:D6:EE;
        fixed-address 20.0.0.100;
        }