SN168 ?? ?????? ??????????? ?????? ????? ??????? ????. ??? ?? ??? ??? ???????? ??? ?????? ??? ????. ???????? ?????? interface ??? ??? ?????? ??????????. ???? ?????? ?? ??????? ???? ??? SN168 ?????? SN168 ???! ??????? SN168 ?????? ??????? ??????????????? ??????? ????????? ??????? ???????? ??????? ??? ??????????? ????? ????? need to ??????