On Wed, 2013-04-10 at 19:01 +0200, Wesley W. Terpstra wrote: > I've attached the output of lsusb -v ... and of course attached the output of an older version of the device. The capabilities should read: CDC ACM: bmCapabilities 0x02 line coding and serial state ... otherwise it is the same. I am not 100% certain if the "CDC Call Management" record should be present in a non-modem device. This record may disappear once I've clarified this detail of standard. -- 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