[SR-Users] ACC module from_tag, to_tag and callid

Dmitri Savolainen savolainen at erinaco.ru
Sun Dec 20 11:41:32 CET 2015


BYE is the request (not response message)

2015-12-20 13:32 GMT+03:00 Gholamreza Sabery <gr.sabery at gmail.com>:

> Thank you Dmitri. But It seems that it should not work this way. Here:
> https://supportforums.cisco.com/document/113271/understanding-sip-traces
> it is written :
> Note that the To and From header fields are not reversed in the response
> message as one might expect them to be. This is because the To and From
> header fields in SIP are defined to indicate the direction of the request,
> not the direction of the message.
>
> Any ideas?
>
> On Sun, Dec 20, 2015 at 1:47 PM, Dmitri Savolainen <savolainen at erinaco.ru>
> wrote:
>
>> hi, it means BYE was generated by called party, so the To and From URIs
>> and tags have been swapped.
>>
>> 2015-12-20 11:52 GMT+03:00 Gholamreza Sabery <gr.sabery at gmail.com>:
>>
>>> In the ACC modules' database table (acc) in Kamailio sometimes from_tag,
>>> to_tag and callid of an INVITE and corresponding BYE completely match. But
>>> sometimes from_tag in INVITE is to_tag of BYE and to_tag of BYE will become
>>> from_tag of INVITE. Why this happens? Is this normal?
>>>
>>> Regards
>>>
>>> _______________________________________________
>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>>> sr-users at lists.sip-router.org
>>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>
>>>
>>
>>
>> --
>> Savolainen Dmitri
>>
>> _______________________________________________
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>> sr-users at lists.sip-router.org
>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>>
>
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>


-- 
Savolainen Dmitri
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