[sr-dev] IMS_ISC technical specification

[Mojtaba]

According to TS 24.229, The AS could send request to SCSCF, too.
But some rules shall be obeied.
For example did you add P-Asserted-Identity header to your request?
With Best Regards.Mojtaba

On Wed, 24 Jul 2019, 17:19 Ali Shirvani <aj.shirvani at gmail.com wrote:

> Hello Mojtaba,
>
> Thanks for your reply. You are completely correct, my current
> configuration work fine when request initiated from UEs, but I want to
> handle SIP requests that initiated by application server.
> When UE sends request to S-CSCF, kamailio fetch iFC from HSS and check if
> the request match with iFC or not, if it matched kamailio forward the
> request to the application server.
> But when application server send request to S-CSCF, isc_from_as('orig')
> return false and I couldn't forward request to the target UE.
>
> Regards,
> Ali
>
> On Wed, Jul 24, 2019 at 3:45 PM Mojtaba <mespio at gmail.com> wrote:
>
>> Hello Ali,
>> The SCSCF has IFC service for decision what it should do with incoming
>> SIP message. During check all rules in IFC, If it match with one or some
>> rules, actually it marked with that rules. Then the real meaning of marking
>> is the SIP message is matched with one or some rules in IFC.
>> With Best Regards.
>>
>> On Wed, Jul 24, 2019 at 2:48 PM Ali Shirvani <aj.shirvani at gmail.com>
>> wrote:
>>
>>> Hi all,
>>>
>>> I read some portion of imc_isc_mod.c, specially isc_from_as function. In
>>> that function there is some function call that searching for some marks in
>>> the SIP message. Also I read section 5.7.3 from TS 24.229 but I didn't find
>>> the marking mechanism that used in isc_from_as function.
>>>
>>> Would you please point me to the technical specification that
>>> implemented in IMS_ISC module?
>>>
>>> Regards,
>>> Ali
>>> _______________________________________________
>>> Kamailio (SER) - Development Mailing List
>>> sr-dev at lists.kamailio.org
>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-dev
>>>
>>
>>
>> --
>> --Mojtaba Esfandiari.S
>> _______________________________________________
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>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-dev
>>
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