On Wed, Jun 15, 2016 at 1:53 PM, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > On Wed, Jun 15, 2016 at 08:22:44AM +0200, Sedat Dilek wrote: >> Hi Alan, >> >> I updated my usb-ids on my Ubuntu 12.04 LTS (AMD64). >> Background was my ASMedia ASM-104x USB-3.0 controller/hub shows no >> human-readable vendor-string etc. >> >> While checking parallelelly a new usbutils release, I saw your >> "usbreset" example program in the corresponding GitHub repo [1]. >> >> Sometimes my Internet connection does not get established and I do not >> want to plug-off it from my hardware (usb-2 port). >> I hope your usbrest program can do the trick software-technically. >> >> So how do I reset my Internet stick? >> >> $ lsusb | grep -i huawei >> Bus 001 Device 005: ID 12d1:1436 Huawei Technologies Co., Ltd. Broadband stick >> >> [ Excerpts from my dmesg-outputs ] >> >> [ 22.352232] cdc_ether 1-1.2:1.1 wwan0: register 'cdc_ether' at >> usb-0000:00:1a.0-1.2, Mobile Broadband Network Device, >> 02:50:f3:00:00:00 >> [ 22.395891] option 1-1.2:1.0: GSM modem (1-port) converter detected >> [ 22.399676] usb 1-1.2: GSM modem (1-port) converter now attached to ttyUSB0 >> [ 22.399997] option 1-1.2:1.3: GSM modem (1-port) converter detected >> [ 22.400557] usb 1-1.2: GSM modem (1-port) converter now attached to ttyUSB1 >> [ 22.400639] option 1-1.2:1.4: GSM modem (1-port) converter detected >> [ 22.401041] usb 1-1.2: GSM modem (1-port) converter now attached to ttyUSB2 >> >> Not sure how to usbreset - all three /dev/ttyUSB[0-2] ? > > Nope, you need to point it at your hub. > > But be aware that usbreset does not always work, at all, as not all > hardware hubs support this additional feature. > > good luck! > Thanks for the feedback. How do I identify the usb-hub where my Internet stick is plugged in? IOW, what concrete "device-filename" do I have to pass to usbreset? - Sedat - -- 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
