print "<b>brd: " . $net_broadcast->addr() ."</b><br>";

#print "<b>new: " . $new_netaddr->addr() . "</b><br>";
#if( $new_netaddr->within($$endaddr_ref) ){
#       subnet_recurse( \$new_netaddr, $endaddr_ref );
#} else { return; }
return;
}