Am Mittwoch, 9. Mai 2012, 09:00:16 schrieb Oliver Neukum: > 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 This is the part for the H24 modem: /: Bus 08.Port 1: Dev 1, Class=root_hub, Driver=ohci_hcd/1p, 12M |__ Port 1: Dev 3, If 0, Class=comm., Driver=cdc_acm, 12M |__ Port 1: Dev 3, If 1, Class=data, Driver=cdc_acm, 12M |__ Port 1: Dev 3, If 2, Class=vend., Driver=usbserial_generic, 12M Note I called "modprobe usbserial vendor=0x22b8 product=0x2d93" and "modprobe cdc_acm" before. Regards, Alexander -- Dipl.-Inf. Alexander Stein SYS TEC electronic GmbH August-Bebel-Str. 29 D-07973 Greiz Tel: +49-3661-6279-0, Fax: +49-3661-6279-99 eMail: Alexander.Stein@xxxxxxxxxxxxxxxxxxxxx Internet: http://www.systec-electronic.com Managing Director: Dipl.-Phys. Siegmar Schmidt Commercial registry: Amtsgericht Jena, HRB 205563 -- 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