Am Mittwoch, 9. Mai 2012, 08:54:28 schrieb Alexander Stein: > After that I get a ttyACM for the modem interface and there is no more error > message. But I still need the usbserial driver for the control interface. I'm > not exactly sure if that is what you intended. At least the error message is > gone. Hm, the question is which driver is bound to which interface. In most distros "lsusb -t" will tell you Regards Oliver -- 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