Setting up 4G in D-Link DWM-222 (was Re: 4G USB dongles known to work on Linux)

[Henrique Ferreiro]

2018-03-09 12:44 GMT+01:00 Aleksander Morgado <aleksander at aleksander.es>:

> >> >> >            |          state: 'connected'
> >> >> >            |    power state: 'on'
> >> >> >            |    access tech: 'lte'
> >> >> >            | signal quality: '62' (recent)
> >> >>
> >> >> Well, that means you're connected in LTE :)
> >> >
> >> >
> >> > That makes sense :-) I got confused by very slow connection rates.
> >> > Anyway,
> >> > is it expected not to connect when changing the current capabilities
> to
> >> > lte
> >> > only?
> >> >
> >>
> >> If you change the capabilities to lte-only, it should also connect
> >> correctly. Is it not the case?
> >
> >
> > It doesn't connect. The journal has these messages repeated several
> times:
> >
> > <info>  Simple connect started...
> > <info>  Simple connect state (4/8): Wait to get fully enabled
> > <info>  Simple connect state (5/8): Register
> > [/dev/cdc-wdm0] No transaction matched in received message
> >
>
> Oh! Could you setup ModemManager in debug mode and get us some logs?
> https://www.freedesktop.org/wiki/Software/ModemManager/Debugging/


Should I open a bug report or continue here in the mailing list?


> >> > I have an additional problem. I have two SIM cards from different
> >> > network
> >> > providers but the modem is connected to any of those without matching
> >> > the
> >> > correct provider. May this be due to a limitation of the modem driver
> >> > which
> >> > cannot read the relevant data from the SIM card? I noticed this info
> in
> >> > the
> >> > journal:
> >> >
> >> > ModemManager[1880]: <warn>  couldn't load Operator identifier:
> 'Couldn't
> >> > get
> >> > home network: QMI protocol error (16): 'NotProvisioned''
> >> > ModemManager[1880]: <warn>  couldn't load Operator name: 'Couldn't get
> >> > home
> >> > network: QMI protocol error (16): 'NotProvisioned''
> >> > ModemManager[1880]: <warn>  couldn't load list of Own Numbers:
> 'Couldn't
> >> > get
> >> > MSISDN: QMI protocol error (16): 'NotProvisioned''
> >> >
> >>
> >> That looks like the info is missing in the SIM card? Which operators
> >> are these again?
> >
> >
> > I tried both with a data-only SIM from R and a standard mobile phone SIM
> > from Movistar. I don't think it's related to the SIM card. Could it be a
> > problem with the driver? I also noticed these lines earlier in the
> journal:
> >
> > <warn>  couldn't load IMSI: 'Couldn't get UIM IMSI: QMI protocol error
> (37):
> > 'UimUninitialized''
> > <warn>  couldn't load Operator identifier: 'Couldn't get home network:
> QMI
> > protocol error (37): 'UimUninitialized''
> > <warn>  couldn't load Operator name: 'Couldn't get home network: QMI
> > protocol error (37): 'UimUninitialized''
> > <warn>  couldn't load list of Own Numbers: 'Couldn't get MSISDN: QMI
> > protocol error (37): 'UimUninitialized''
> >
>
> Are you only getting these when in lte-only mode?


No, this happens in both cases.

--
> Aleksander
> https://aleksander.es
>
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