Hardware - regular com ports

Hardware attaches either directly to the com(4) / pccom(4) driver:

    com0 at pcmcia0 function 0 "Novatel Wireless, Merlin UMTS Modem, NRM6831" port 0x3f8/8: ns16550a, 16 byte fifo
    com1 at pcmcia0 function 1 "Novatel Wireless, Merlin UMTS Modem, NRM6831" port 0x2f8/8: ns16550a, 16 byte fifo


or

     com0 at pcmcia0 function 0 "GPRS Modem, , " port 0x3f8/16: st16650, 16 byte fifo