Unregister from network

Aleksander Morgado aleksander at aleksander.es
Sun Aug 2 08:08:16 UTC 2020


Hey,

> We are regularly testing some function of mobile networks. This includes
> -network registration
> -PDP setup
> -data function
>
> Currently we have the problem that we cannot unregister the device from network. Is this possible?
>
> If you give me a hint, I can implement a command in qmicli.
>
> Even this sequence does not help:
> >OK
> >AT+CFUN=4
> >OK
>
> wait..
>
> >AT+CFUN=1
> >OK
>

If you put the modem in low-power mode (using qmicli
--dms-set-operating-mode=low-power, equivalent to CFUN=4), the modem
should go through a clean IMSI detach procedure with the network,
effectively unregistering from the network. Are you not seeing this?


-- 
Aleksander
https://aleksander.es


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