Now i load driver by udev: /etc/udev/rules.d/99-airplus-mcd650.rules: BUS=="usb", ATTRS{idVendor}=="1011", ATTRS{idProduct}=="3198", RUN+="/sbin/modprobe usbserial vendor=0x1011 product=0x3198" It will be more convenient, if support is included in the driver -- Best regards, Viktor V. Kudlak -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html