note 32725 added to ref.network

I m trying to retrieve the NT Username of a user who is connected to an intranet application, do u know how i could do this ? Getting the name of the machine is not efficient in my case since ppl are able to switch them... ---- Manual Page -- http://www.php.net/manual/en/ref.network.php Edit Note -- http://master.php.net/manage/user-notes.php?action=edit+32725 Delete Note -- http://master.php.net/manage/user-notes.php?action=delete+32725&report=yes Reject Note -- http://master.php.net/manage/user-notes.php?action=reject+32725&report=yes