???? ???? ?? ???? ???? ???? ?? ?? ??, ???? ???? ???? ???? ?? ???? ?? ?? ?? ??? ???? ????.??? ??? ????? ??? ??? ????? ???? ???? ?? ??? ??? ??????. ? ??? ?? ???? ?????.???? ???? ??? ??? ??? ???? ????? ??? ?????.MAC addresses are assigned to suppliers with the IEEE. The IEEE assigns MAC addresses from a singular block of addresses to sellers, who then