sub wanted($) {
my ($ip) = @_;
return $base . <<"IFACES";
+auto eth0
iface eth0 inet manual
+auto eth1
iface eth1 inet manual
+auto eth2
iface eth2 inet manual
+auto eth3
iface eth3 inet manual
+auto eth4
iface eth4 inet manual
+auto eth5
iface eth5 inet manual
iface eth6 inet manual