Re: telit modem NW DETACH

[=?unknown-8bit?q?Andr=C3=A9?= Draszik <git@andred.net>]

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On Thu, 2017-02-09 at 09:15 +0000, André Draszik wrote:
> Thanks Denis for your advise,
> 
> On Tue, 2017-02-07 at 11:22 -0600, Denis Kenzior wrote:
> > 
> > [...]
> > 
> > Generally the network shouldn't just detach you if you deactivated a 
> > context, so my first guess would be that the modem firmware is doing 
> > something silly.  Do you have another modem to test by any chance?
> 
> No... Are you saying it could (in theory) actually be the network itself
> indeed (i.e. not the modem (firmware))?
> 
> > > I can get around that by disabling/re-enabling the modem, but I would
> > > like
> > > to avoid that...
> > > 
> > > As a further point, whenever the modem reports that it has been
> > > disconnected
> > > but then the CellID changes, it magically reconnects, so I believe I
> > > should
> > 
> > Even more evidence that seems to indicate a firmware issue.  But who
> > knows.
> 
> I got my hands on a more recent firmware version, once I get a chance to
> update my modem I will report back.

The most recent firmware available didn't make any difference to the
behaviour, neither did changing the mobile provider.

A colleague of mine is looking to implement something now that will
hopefully be upstreamable.


Cheers,
Andre'