Unregister from network

[Andre Valentin]

Hi!

Am 09.08.20 um 14:06 schrieb Andre Valentin:
> Hi!
> 
> Am 02.08.20 um 10:08 schrieb Aleksander Morgado:
>> 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?
> 
> Detaching from network works, thanks for the hint. I now have to verify
> if that connection caching is resetted with this. But ATM, the chief has other
> priorities....

Very nice, detaching also kills the session cache at the provider :-) It works.
Another side effect is that we can also test the registration process now.

Thank you,

André

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