Huawei E160E USB modem fails to connect with ModemManager-1.0.0 and NetworkManager-0.9.8.8

[David Allen]

On 06/11/13 01:27, David Allen wrote:
>
> On 06/11/13 00:59, david.a58 at optusnet.com.au wrote:
>>
>>
>>
>>
>>     ----- Original Message -----
>>     From:
>>     "Aleksander Morgado" <aleksander at lanedo.com>
>>
>>     To:
>>     "David Allen" <david.a58 at optusnet.com.au>
>>     Sent:
>>     Tue, 05 Nov 2013 09:20:31 +0100
>>     Subject:
>>     Re: Huawei E160E USB modem fails to connect with
>>     ModemManager-1.0.0 and NetworkManager-0.9.8.8
>>
>>     >>>
>>     >> Could you get ModemManager debug logs?
>>     >> http://www.freedesktop.org/wiki/Software/ModemManager/Debugging
>>     >>
>>     >> MM 1.0 is using the QMI support in the modem; not AT+PPP. We
>>     need to
>>     >> understand where and why it fails.
>>     >>
>>     > Thankyou for your interest. It is much appreciated.
>>     >
>>     > I had tried to get the debug messages from ModemManager using the
>>     > instructions from the page you linked, but something must be
>>     different
>>     > with my setup.
>>     > I have found that if I use the command "su -c
>>     '/usr/sbin/ModemManager
>>     > --debug; /usr/sbin/NetworkManager --no-daemon --log-level=DEBUG
>>     &' " the
>>     > logs appear to be complete and I can then use nmcli to attempt a
>>     > connection
>>     >
>>     > Please find attached the revised debug logs:
>>     > dump_working_revised.txt - Recorded with earlier versions
>>     > dump_notworking_revised.txt - Recorded with later versions
>>     >
>>     >
>>
>>     For some reason ModemManager debug logs in the
>>     'notworking_revised' one
>>     do *not* have the chunk of info where the connection attempt is
>>     done...
>>     Can you retry that test, with the commands that best work for you to
>>     setup debug logging, and then retry the connection attempt with
>>     nmcli?
>>
>>     Also, please CC the mailing list as well in your reply.
>>
>>
>>     -- 
>>     Aleksander
>>
> Please find attached another attempt at getting a full debug log. This 
> time I renamed the ModemManager and NetworkManager executables and 
> created scripts that called these renamed files with the debug options 
> in the hope that any respawned processes would continue debug logging.
>
> David
>
>
>> ------------------------------------------------------------------------
>>
>
My sincere apologies to you and the list.
It turns out that the problem is with the version of dhcpcd (6.0.5) that 
was in use. Reverting to dhcpcd-5.6.6 allows my Huawei E160E USB modem 
to connect with ModemManager-1.0.0 and NetworkManager-0.9.8.8

David

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