omsocombb not receiving calls

robert robert.steve07 at
Wed Mar 9 14:04:56 UTC 2016


Thanks for your response. It seems logical.
I will look for the BCCH info and give some feedback.

Best regards,

On Mar 9, 2016, at 4:00 PM, Sylvain Munaut <246tnt at> wrote:

> On Wed, Mar 9, 2016 at 2:52 PM, robert <robert.steve07 at> wrote:
>> Hi,
>> I didn’t find anything useful yet. Everything seems normal during the IMSI
>> attach procedure (location updating request, authentication
>> request/response, identity request/response …), I can call and send SMS
>> normally but the phone doesn’t get paged in any way. It seems strange that
>> no differences can be seen during the IMSI attach procedure while some sim
>> cards do not work.
> The specs says it's possible to have paging channels on other time slots than 0.
> I've never seen it any network do that and really not sure why they
> would. But support for it is not implemented in osmocom-bb ...
> Record the BCCH system infos messages and look for the CCCH description in them.
> Cheers,
>   Sylvain

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