function cleanDBonPurge()
{
$instantiation = $this->getInstantiation();
if ($instantiation !== false) {
$instantiation->cleanDBonItemDelete($this->getType(), $this->getID());
unset($instantiation);
}
$nn = new NetworkPort_NetworkPort();
$nn->cleanDBonItemDelete($this->getType(), $this->getID());
$nv = new NetworkPort_Vlan();
$nv->cleanDBonItemDelete($this->getType(), $this->getID());
$names = new NetworkName();
$names->cleanDBonItemDelete($this->getType(), $this->getID());
}