??? ????????? ???????????? ????????? Developer 5/07 ???????????? ????????? ???????????????.
?????? ??????????????? usbsacm ??????????????? USB CDC ACM(Universal Serial Bus Communication Device Class Abstract Control Model) ????????? ???????????? USB ????????? ???????????????. ?????????, PCMCIA ?????? ?????? ????????? ?????? ?????? ????????? usbsacm ??????????????? ????????? ??? ????????????. usbsacm ?????????????????? /dev/term/ ????????? term ????????? ???????????????. ?????? ?????? pppd(1M)??? ???????????? ????????? ?????? ????????? ?????????????????? ????????? ??? ????????????.