#!/bin/bash

cat > /etc/default/isc-dhcp-server <<EOL
INTERFACESv4="eth0"
EOL

cat > /etc/dhcp/dhcpd.conf <<EOL
subnet 10.67.2.0 netmask 255.255.255.0 {
    range 10.67.2.64 10.67.2.65;
    range 10.67.2.100 10.67.2.101;
    option routers 10.67.2.1;
    option broadcast-address 10.67.2.255;
    option domain-name-servers 10.67.3.3;
    default-lease-time 300;
    max-lease-time 6900;
}

subnet 10.67.5.0 netmask 255.255.255.0 {
    range 10.67.5.50 10.67.5.51;
    range 10.67.5.155 10.67.5.156;
    option routers 10.67.5.1;
    option broadcast-address 10.67.5.255;
    option domain-name-servers 10.67.3.3;
    default-lease-time 300;
    max-lease-time 6900;
}

subnet 10.67.3.0 netmask 255.255.255.0 {}
EOL

service isc-dhcp-server restart