if ($this->pp != NULL) {
foreach ($this->pp as $pp_name => $pp_item) {
// fprintf(STDERR, "PP loop: [%s][%s]\n", $pp_name, $ip);
if ($this->pp != NULL) {
foreach ($this->pp as $pp_name => $pp_item) {
// fprintf(STDERR, "PP loop: [%s][%s]\n", $pp_name, $ip);