??? ??? ??? ?????. ?? ??????? ??? ??? ??? ??? ??? ??? ??? ?????? ??? ?????. ???? ???? ?? ???? ???? ???? ?? ?? ??, ???? ???? ???? ???? ?? ???? ?? ???? ??? ???? ????.???? ???? ??? ??? ??? ???? ????? ??? ?????.A media obtain Management tackle (MAC handle) is a novel identifier assigned to network interfaces for communications to the physical network s