The fact that the 3g switch is becoming active yet can not be enabled
means that the kernel is recognizing the device but connman is having
issues opening and initializing the device.  Carrick just issues a
request to enable down to connman, and I believe you are seeing that
call eventually timeout so that Carrick corrects the state of the switch
back to 'off'.

The key connman people might not respond quickly to this mailing list,
but will respond to the connman project mailing list:
http://lists.connman.net/listinfo/connman

... and there is also activity on the freenode #connman irc channel.

But... to get good debug information, you need kill the current connmand
and run another instance from the command line like:

$ sudo killall connmand
$ sudo MBM_DEBUG=1 /usr/sbin/connmand -n -d

The MBM_DEBUG will allow you to see the set of AT commands sent to the
modem (which is probably all that is needed to figure out why this isn't
working), and the -d option will turn on a all debugging (so be ready
for a flood of info.)

Also... In the past we had a kernel issue where opening the tty node
would block when we didn't expect it to block, which resulted in all
other mbm operations failing.  I haven't been working on 3g recently and
no longer have any 3g hw so I'm not up to speed on the latest greatest
fixes, but please be sure and yum update to pull any kernel updates in.

One more helpful bit of info... we package the connman test scripts
in /usr/lib/connman/test, which is what Marcel and the rest of the
connman gang normally want to see data from.  For example, you can see
the state of the 3g device via /usr/lib/connman/test/list-devices, and
attempt to explicitly enable the 3g technology via
'/usr/lib/connman/test/test-connman enable cellular'.

    --rusty

On Sun, 2009-10-18 at 09:35 -0700, istvan.szege...@gmail.com wrote:
> Hi,
> 
> I tested moblin2.1 preview image with Dell Mini 9 HSPA 5530 3g mini
> card but to no avail. Carrick panel shows its status Off and when I
> changed it to On, it stayed there for a few seconds but then returned
> to Off again automatically. When I booted Windows Vista on the very
> same hardware and SIM card, it worked fine so I do no suspect any
> hardware issues.
> 
> There are no relevant logs in the /var/log/messages file
> and /sbin/ifconfig does not show any interfaces apart from eth0 and
> lo. Any hints what to check?
> 
> --istvan
> 
> On Oct 16, 2009 6:54pm, Rusty Lynch <rusty.ly...@intel.com> wrote:
> > It's not a vondafone modem (that's just your service provider) but
> an
> > 
> > Ericsson modem.
> > 
> > 
> > 
> > This is actually the current target modem for connman, so yes, it
> should
> > 
> > work.
> > 
> > 
> > 
> >    --rusty
> > 
> > 
> > 
> > On Fri, 2009-10-16 at 00:49 -0700, Szegedi Istvan wrote:
> > 
> > > have you had any experience with Dell Mini 9 having built-in
> Vodafone
> > 
> > > HSDPA card (5530 HSPA Mini-Card)? Is 5530 3g mini-card supported
> by
> > 
> > > connman?
> > 
> > >
> > 
> > >
> http://www.reghardware.co.uk/2008/11/05/review_netbook_dell_inspiron_mini_9/
> > 
> > >
> > 
> > > --istvan
> > 
> > >
> > 
> > > On Tue, Sep 29, 2009 at 10:10 PM, Rusty Lynch
> rusty.ly...@intel.com>
> > 
> > > wrote:
> > 
> > >         On Tue, 2009-09-29 at 10:53 -0700, Mark Pratt wrote:
> > 
> > >         > Is there an easy way to enable 3g?
> > 
> > >         > I am using 2.1
> > 
> > >
> > 
> > >
> > 
> > >         We are in the process of making connman work for some 3g
> > 
> > >         devices, and we
> > 
> > >         also have active work happening in carrick (the UI) to
> > 
> > >         property expose
> > 
> > >         3G devices.
> > 
> > >
> > 
> > >         As new connman and carrick releases are cut we roll those
> into
> > 
> > >         Moblin
> > 
> > >         2.1, but it's not all the way in place yet, and then we
> are
> > 
> > >         only
> > 
> > >         starting with some specific 3g devices.  More detail
> available
> > 
> > >         from the
> > 
> > >         connman mailing list:
> > 
> > >         http://lists.connman.net/listinfo/connman/
> > 
> > >
> > 
> > >         but... if you wish to try out the bleeding edge, then...
> > 
> > >
> > 
> > >         Build/install the latest greatest connman code:
> > 
> > >         $ git clone
> > 
> > >         git://git.kernel.org/pub/scm/network/connman/connman
> > 
> > >
> > 
> > >         ... then you can use the connman/test/list-devices script
> to
> > 
> > >         see if
> > 
> > >         connman detects your device.  If connman does detect your
> > 
> > >         device then
> > 
> > >         you should see a new service pop up in carrick for the 3g
> > 
> > >         device, but
> > 
> > >         clicking on it will not successfully connect since it
> hasn't
> > 
> > >         been
> > 
> > >         configured yet.
> > 
> > >
> > 
> > >         There are ways to manually configure the device using the
> > 
> > >         connman test
> > 
> > >         scripts (ask on the mailing list to find out exactly how
> since
> > 
> > >         i don't
> > 
> > >         recall), or you can clone the carrick git tree and try my
> > 
> > >         experimental
> > 
> > >         branch which should kick off a connection-wizard to allow
> you
> > 
> > >         to pick a
> > 
> > >         service plan:
> > 
> > >
> > 
> > >         $ git clone git://git.moblin.org/carrick-ng
> > 
> > >         $ cd carrick-ng
> > 
> > >         $ git branch --track rusty origin/rusty
> > 
> > >         $ git checkout rusty
> > 
> > >         $ ./autogen.sh --prefix=/usr
> > 
> > >         $ make
> > 
> > >         $ sudo make install
> > 
> > >
> > 
> > >         once the 3g device is configured then connecting to 3g is
> just
> > 
> > >         like
> > 
> > >         connecting to an 80211 wireless network.
> > 
> > >
> > 
> > >            --rusty
> > 
> > >
> > 
> > >
> > 
> > >
> > 
> > >         _______________________________________________
> > 
> > >         Moblin dev Mailing List
> > 
> > >         dev@moblin.org
> > 
> > >
> > 
> > >         To manage or unsubscribe from this mailing list visit:
> > 
> > >         http://lists.moblin.org/listinfo/dev or your user account
> on
> > 
> > >         http://moblin.org once logged in.
> > 
> > >
> > 
> > >         For more information on the Moblin Developer Mailing lists
> > 
> > >         visit:
> > 
> > >         http://moblin.org/community/mailing-lists
> > 
> > >
> > 
> > >
> > 
> > >
> > 
> > >
> > 
> > > --
> > 
> > >
> =======================================================================================
> > 
> > > Personally, I don't think there's intelligent life on other
> planets.
> > 
> > > Why should other planets be any different from this one?
> > 
> > >
> > 
> > > Bob Monkhouse
> > 
> > >
> =======================================================================================
> > 
> > 
> >

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