Код PHP:
# modem-stats -c AT /dev/usb/ttyUSB0 OK
Код PHP:
usb 5-1: GSM modem (1-port) converter now attached to ttyUSB0 usb 5-1: GSM modem (1-port) converter now attached to ttyUSB1 sr 8:0:0:0: Attached scsi CD-ROM sr0
Код PHP:
# modprobe option