Re: HUAWEI E220, connection problems.

[Graham Beneke <graham-ml apolix co za>]

Hi Alexey

Alexey Fisher wrote:
> Hallo, 
> i have HUAWEI E220 (Vodafone/Germany) and i have some random problems to
> connect it on ubuntu karmik.

Have you updated the modem to the latest firmware that is available on 
your local Vodafone website?

The factory installed firmware is buggy and the new kernel does not 
handle its quirks. Everything should be fine after a firmware update.

> First of all, this do not working with 2.6.31. But you probably know it.
> I use now recent master git 2.6.32-rc8-00011-ga8a8a66 and it is getting
> connected some times. If i plug it, it will take like about 30-60
> seconds till NM will start it. 
> Normally first time the connection will fail, some times it will work on
> second try. If you try too mach, this will not work at all.. only reboot
> will help.
>
> I do not know if it's driver or NM problem, so i sent mail to both
> directions.
>
> NM log is too big, so it is in attachment.
>
> apt-cache policy network-manager
> network-manager:
>   Installiert: 0.8~a~git.20091013t193206.679d548-0ubuntu1
>   Kandidat: 0.8~a~git.20091013t193206.679d548-0ubuntu1
>   Versions-Tabelle:
>  *** 0.8~a~git.20091013t193206.679d548-0ubuntu1 0
>         500 http://de.archive.ubuntu.com karmic/main Packages
>         100 /var/lib/dpkg/status
>
>
> usb id of modem:
> 12d1:1003 Huawei Technologies Co., Ltd. E220 HSDPA Modem / E270
> HSDPA/HSUPA Modem
>
>
> dmesg:
> [  170.228066] usb 4-2: new full speed USB device using uhci_hcd and
> address 2
> [  170.384901] usb 4-2: New USB device found, idVendor=12d1,
> idProduct=1003
> [  170.384915] usb 4-2: New USB device strings: Mfr=1, Product=2,
> SerialNumber=0
> [  170.384925] usb 4-2: Product: HUAWEI Mobile
> [  170.384933] usb 4-2: Manufacturer: HUAWEI Technologies
> [  170.386274] usb 4-2: configuration #1 chosen from 1 choice
> [  170.457695] Initializing USB Mass Storage driver...
> [  170.459952] scsi4 : SCSI emulation for USB Mass Storage devices
> [  170.460508] usbcore: registered new interface driver usb-storage
> [  170.460524] USB Mass Storage support registered.
> [  170.467060] usb-storage: device found at 2
> [  170.467072] usb-storage: waiting for device to settle before scanning
> [  170.532105] usb 4-2: USB disconnect, address 2
> [  171.264076] usb 4-2: new full speed USB device using uhci_hcd and
> address 3
> [  171.421339] usb 4-2: New USB device found, idVendor=12d1,
> idProduct=1003
> [  171.421352] usb 4-2: New USB device strings: Mfr=1, Product=2,
> SerialNumber=0
> [  171.421363] usb 4-2: Product: HUAWEI Mobile
> [  171.421370] usb 4-2: Manufacturer: HUAWEI Technologies
> [  171.422693] usb 4-2: configuration #1 chosen from 1 choice
> [  171.449386] scsi7 : SCSI emulation for USB Mass Storage devices
> [  171.457027] usb-storage: device found at 3
> [  171.457034] usb-storage: waiting for device to settle before scanning
> [  171.467503] USB Serial support registered for GSM modem (1-port)
> [  171.467634] option 4-2:1.0: GSM modem (1-port) converter detected
> [  171.470219] usb 4-2: GSM modem (1-port) converter now attached to
> ttyUSB0
> [  171.470260] option 4-2:1.1: GSM modem (1-port) converter detected
> [  171.470648] usb 4-2: GSM modem (1-port) converter now attached to
> ttyUSB1
> [  171.470724] usbcore: registered new interface driver option
> [  171.470732] option: v0.7.2:USB Driver for GSM modems
> [  176.456719] usb-storage: device scan complete
> [  176.459653] scsi 7:0:0:0: CD-ROM            HUAWEI   Mass Storage
> 2.31 PQ: 0 ANSI: 2
> [  176.468424] scsi 7:0:0:0: Attached scsi generic sg1 type 5
> [  186.888602] PPP generic driver version 2.4.2
> [  187.006529] PPP BSD Compression module registered
> [  187.078045] PPP Deflate Compression module registered
>
>
> ------------------------------------------------------------------------
>
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--
Graham Beneke
E-Mail/MSN/Jabber: graham apolix co za   Skype: grbeneke
VoIP: +27-87-550-1010                    Cell: +27-82-432-1873