On Fri, 2014-10-03 at 10:01 +0200, Erik Alapää wrote: > Workaround: Bring up the device with > AT^NDISDUP=1,1,"internet.telenor.se" instead. Also worth noting is > that AT+CGACT=1,1 does not freeze the control connection if using > /dev/ttyUSB0. > > If more info is needed, let me know and I will provide it. I suggest you take an usbmon trace to look for the CDC notification. 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