Re: mobile-broadband-provider-info: Request for msisdn-query tag to be added

[Marcel Holtmann <marcel holtmann org>]

Hi Marius,

> >> There is often a need to query the MSISDN (mobile telephone number)
> >> associated with a GSM SIM card, for example when doing a pre-paid
> >> top-up over the internet or when calling the network operator's
> >> technical support.  Because this number can change, the only reliable
> >> way of obtaining it is directly from the network operator.
> > you know that with a proper provisioned SIM card (or some additional STK
> > magic) you can read this number from the EF of your SIM card.
> 
> But it often does not work. My Android phone has in system information a 
> field for my phone number, but it is empty.

as I said, you need to have a SIM card from a provider that cares to get
this right. Or ensures that STK updates these fields.

Also in a lot of cases you could just write that specific EF entry by
yourself with your phone number.

Regards

Marcel