Some equipment have their MAC addresses printed out on their own shell, over a sticker, or beneath their battery. Some Really don't, or it has rubbed off with use.??? ?? ???? ??? ?? ???? ?????, ? ?? ???? ??? ? ??? ???????.??? ???? ??? ??? ? ??? ???? ??????. ?? ? ??? ???/?/?? ??? ??? ?? ? ????.IAB, Person Handle Block, is surely an inactive registry