#!/bin/bash

cat > /etc/default/isc-dhcp-relay <<EOL
SERVERS="10.67.3.2"  
INTERFACES="eth1 eth2 eth3 eth4 eth5 eth6"
OPTIONS=
EOL

cat > /etc/sysctl.conf <<EOL
net.ipv4.ip_forward=1
EOL

service isc-dhcp-relay restart