{
     my $dnscache_ip = $dnscache{ListenIP} || '127.0.0.3';

     ##Preroute to redirect DNS from local IP to dnscache on localhost 127.0.0.x
     $OUT .= "    /sbin/iptables -t nat -I PREROUTING --in-interface eth0\\\n";
     $OUT .= "\t-p tcp -d $LocalIP --destination-port 53 -j DNAT\\\n";
     $OUT .= "\t--to-destination $dnscache_ip";
}

