[sr-dev] IMS_ISC technical specification

[Ali Shirvani]

Hello Mojtaba,

Thanks for your reply, I just tested P-Asserted-Identity, but S-CSCF
doesn't route the request to the registered client.

Regards,
Ali

On Wed, Jul 24, 2019 at 6:02 PM Mojtaba <mespio at gmail.com> wrote:

> 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
>>> _______________________________________________
>>> Kamailio (SER) - Development Mailing List
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>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-dev
>>>
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