[OpenSIPS-Users] Second call on transferred with B2B refer scenario

Bogdan-Andrei Iancu bogdan at opensips.org
Mon Jun 16 19:12:06 CEST 2014


With the current code, the B2B cannot do that....it is on the TODO list 
to have attended transfer implemented in OpenSIPS, but I have not 
forecast for the moment.

Regards,

Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
http://www.opensips-solutions.com

On 16.06.2014 18:40, Santi Antón wrote:
> Oh, it's true (I'm OpenSIPS ;)
>
> OpenSIPS should handle it.
>
> Regards,
>
>
>
>
>
>   
> Santi Antón
>   Responsable de operaciones
>
> Tel. 902 520 520 ext 106
> Fax. 93 589 14 90
>
> santi.anton at quarea.com
>   
>
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>
>
>
>   
> 902 520 520
> www.quarea.com
> Quarea ITC Management & Consulting
> Su experto en Redes Voz-Datos IP:
> Asterisk, Cisco, Polycom, Colt Telecom
>   
>
>
>
> Este mensaje está dirigido únicamente a su destinatario. Contiene información CONFIDENCIAL sometida a secreto profesional o cuya divulgación está prohibida por la ley. Si ha recibido este mensaje por error, debe saber que su lectura, copia y uso no están autorizados. Le rogamos que nos lo comunique inmediatamente por esta misma vía y proceda a su destrucción. El correo electrónico vía Internet no permite asegurar la confidencialidad de los mensajes que se transmiten ni su integridad o correcta recepción. QUAREA no asume responsabilidad por estas circunstancias y se reserva el derecho a ejercer las acciones legales que le correspondan contra todo tercero que acceda de forma ilegítima al contenido de este mensaje y al de los ficheros contenidos en el mismo. Si el destinatario de este mensaje no consintiera la utilización del correo electrónico vía Internet y la grabación de los mensajes, rogamos lo ponga en nuestro conocimiento de forma inmediata.
> De conformidad con la LOPD y la LSSICE, le informamos que su correo electrónico forma parte de nuestra BBDD de contactos con la finalidad de enviarle información de nuestros productos. Puede ejercer sus derechos de acceso, rectificación, cancelación y oposición dirigiendo un escrito a infodat at quarea.com indicando en el asunto LOPD.
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> -----Mensaje original-----
> De: users-bounces at lists.opensips.org [mailto:users-bounces at lists.opensips.org] En nombre de Bogdan-Andrei Iancu
> Enviado el: lunes, 16 de junio de 2014 17:34
> Para: OpenSIPS users mailling list; Santi Antón
> Asunto: Re: [OpenSIPS-Users] Second call on transferred with B2B refer scenario
>
> Your answer is a bit ambiguous :) . How should handle it ? OpenSIPS or the UAC ?
>
> Regards,
>
> Bogdan-Andrei Iancu
> OpenSIPS Founder and Developer
> http://www.opensips-solutions.com
>
> On 16.06.2014 18:29, Santi Antón wrote:
>> Hi Bogdan,
>>
>> I would like to handle the attended transfer.
>>
>> Thanks in advance,
>>    
>> Santi Antón
>>    Responsable de operaciones
>>
>> Tel. 902 520 520 ext 106
>> Fax. 93 589 14 90
>>
>> santi.anton at quarea.com
>>    
>>
>>
>>
>>
>>
>>    
>> 902 520 520
>> www.quarea.com
>> Quarea ITC Management & Consulting
>> Su experto en Redes Voz-Datos IP:
>> Asterisk, Cisco, Polycom, Colt Telecom
>>    
>>
>>
>>
>> Este mensaje está dirigido únicamente a su destinatario. Contiene información CONFIDENCIAL sometida a secreto profesional o cuya divulgación está prohibida por la ley. Si ha recibido este mensaje por error, debe saber que su lectura, copia y uso no están autorizados. Le rogamos que nos lo comunique inmediatamente por esta misma vía y proceda a su destrucción. El correo electrónico vía Internet no permite asegurar la confidencialidad de los mensajes que se transmiten ni su integridad o correcta recepción. QUAREA no asume responsabilidad por estas circunstancias y se reserva el derecho a ejercer las acciones legales que le correspondan contra todo tercero que acceda de forma ilegítima al contenido de este mensaje y al de los ficheros contenidos en el mismo. Si el destinatario de este mensaje no consintiera la utilización del correo electrónico vía Internet y la grabación de los mensajes, rogamos lo ponga en nuestro conocimiento de forma inmediata.
>> De conformidad con la LOPD y la LSSICE, le informamos que su correo electrónico forma parte de nuestra BBDD de contactos con la finalidad de enviarle información de nuestros productos. Puede ejercer sus derechos de acceso, rectificación, cancelación y oposición dirigiendo un escrito a infodat at quarea.com indicando en el asunto LOPD.
>>
>>
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>>
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>>
>>
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>>
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>>
>>
>>
>>
>>
>>
>>
>> -----Mensaje original-----
>> De: users-bounces at lists.opensips.org
>> [mailto:users-bounces at lists.opensips.org] En nombre de Bogdan-Andrei
>> Iancu Enviado el: lunes, 16 de junio de 2014 17:25
>> Para: Santi Antón; OpenSIPS users mailling list
>> Asunto: Re: [OpenSIPS-Users] Second call on transferred with B2B refer
>> scenario
>>
>> Hi Santi,
>>
>> Thanks for the logs - now I understand you want to put an attended transfer through OpenSIPS, but attended (handled by OpenSIPS) does not work (only un-attended or REFER pass through).
>> Do you want OpenSIPS to handle the attended transfer, or you want to be transparent and allow the end point to handle it ?
>>
>> Regards,
>>
>> Bogdan-Andrei Iancu
>> OpenSIPS Founder and Developer
>> http://www.opensips-solutions.com
>>
>> On 16.06.2014 11:48, Santi Antón wrote:
>>> Hi Bogdan,
>>>
>>> Next you can find a link to Refer log.
>>>
>>> https://drive.google.com/file/d/0B3db2bUGbNDQT2F1cDlQNlF2aVU/edit?usp
>>> =
>>> sharing
>>>
>>> Regards,
>>>
>>>     
>>> Santi Antón
>>>     Responsable de operaciones
>>>
>>> Tel. 902 520 520 ext 106
>>> Fax. 93 589 14 90
>>>
>>> santi.anton at quarea.com
>>>     
>>>
>>>
>>>
>>>
>>>
>>>     
>>> 902 520 520
>>> www.quarea.com
>>> Quarea ITC Management & Consulting
>>> Su experto en Redes Voz-Datos IP:
>>> Asterisk, Cisco, Polycom, Colt Telecom
>>>     
>>>
>>>
>>>
>>> Este mensaje está dirigido únicamente a su destinatario. Contiene información CONFIDENCIAL sometida a secreto profesional o cuya divulgación está prohibida por la ley. Si ha recibido este mensaje por error, debe saber que su lectura, copia y uso no están autorizados. Le rogamos que nos lo comunique inmediatamente por esta misma vía y proceda a su destrucción. El correo electrónico vía Internet no permite asegurar la confidencialidad de los mensajes que se transmiten ni su integridad o correcta recepción. QUAREA no asume responsabilidad por estas circunstancias y se reserva el derecho a ejercer las acciones legales que le correspondan contra todo tercero que acceda de forma ilegítima al contenido de este mensaje y al de los ficheros contenidos en el mismo. Si el destinatario de este mensaje no consintiera la utilización del correo electrónico vía Internet y la grabación de los mensajes, rogamos lo ponga en nuestro conocimiento de forma inmediata.
>>> De conformidad con la LOPD y la LSSICE, le informamos que su correo electrónico forma parte de nuestra BBDD de contactos con la finalidad de enviarle información de nuestros productos. Puede ejercer sus derechos de acceso, rectificación, cancelación y oposición dirigiendo un escrito a infodat at quarea.com indicando en el asunto LOPD.
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
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>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> -----Mensaje original-----
>>> De: Bogdan-Andrei Iancu [mailto:bogdan at opensips.org] Enviado el:
>>> viernes, 13 de junio de 2014 13:25
>>> Para: OpenSIPS users mailling list; Santi Antón
>>> Asunto: Re: [OpenSIPS-Users] Second call on transferred with B2B
>>> refer scenario
>>>
>>> Hi Santi,
>>>
>>> Indeed there is no new Refer-To hdr in the resulting INVITE (frame 38).
>>> As you can reproduce it, could you please run in full debug (debug=4) and send me the logs corresponding to the REFER processing ?
>>>
>>> Thank and Regards,
>>>
>>> Bogdan-Andrei Iancu
>>> OpenSIPS Founder and Developer
>>> http://www.opensips-solutions.com
>>>
>>> On 11.06.2014 13:06, Santi Antón wrote:
>>>> Hi,
>>>>
>>>> Nobody else had found the same issue trying refer scenario with b2b module? Someone has a valid opensips.cfg to compare it with mine?
>>>>
>>>> Regards,
>>>>
>>>> Santi Antón
>>>>
>>>>
>>>>
>>>> -----Mensaje original-----
>>>> De: Santi Antón
>>>> Enviado el: miércoles, 04 de junio de 2014 11:04
>>>> Para: OpenSIPS users mailling list; 'Bogdan-Andrei Iancu'
>>>> Asunto: RE: [OpenSIPS-Users] Second call on transferred with B2B
>>>> refer scenario
>>>>
>>>> Hi Bogdan,
>>>>
>>>> Do you need my opensips.cfg? It seems very strange that this issue could be general, I think that maybe I'm making a mistake in opensips configuration.
>>>>
>>>> Regards,
>>>>
>>>>      
>>>> Santi Antón
>>>>
>>>>
>>>> -----Mensaje original-----
>>>> De: users-bounces at lists.opensips.org
>>>> [mailto:users-bounces at lists.opensips.org] En nombre de Santi Antón
>>>> Enviado el: miércoles, 28 de mayo de 2014 9:35
>>>> Para: 'Bogdan-Andrei Iancu'; OpenSIPS users mailling list
>>>> Asunto: Re: [OpenSIPS-Users] Second call on transferred with B2B
>>>> refer scenario
>>>>
>>>> Hi Bogdan,
>>>>
>>>> Yes, it is.
>>>>
>>>> Thanks in advance,
>>>>
>>>>      
>>>> Santi Antón
>>>>
>>>>
>>>>> -----Mensaje original-----
>>>>> De: Bogdan-Andrei Iancu [mailto:bogdan at opensips.org] Enviado el:
>>>>> miércoles, 28 de mayo de 2014 8:15
>>>>> Para: OpenSIPS users mailling list; Santi Antón
>>>>> Asunto: Re: [OpenSIPS-Users] Second call on transferred with B2B
>>>>> refer scenario
>>>>>
>>>>> Hi,
>>>>>
>>>>> You mean the frame 38 in your trace, right ? Indeed the TO should have only the URI, not the REPLACE stuff ....I will look into.
>>>>>
>>>>> Regards,
>>>>>
>>>>> Bogdan-Andrei Iancu
>>>>> OpenSIPS Founder and Developer
>>>>> http://www.opensips-solutions.com
>>>>>
>>>>> On 27.05.2014 17:10, Santi Antón wrote:
>>>>> Hello,
>>>>>
>>>>> I noticed that INVITE with Replaces header is built like this:
>>>>>
>>>>> INVITE sip:9442 at 172.16.50.131:5063 SIP/2.0
>>>>> Record-Route: <sip:172.16.53.59;lr>
>>>>> Via: SIP/2.0/UDP 172.16.53.59:5060;branch=z9hG4bK4867.fe529da6.0
>>>>> Via: SIP/2.0/UDP 172.16.53.59:5060;branch=z9hG4bK4867.ee529da6.0
>>>>> To:
>>>>> sip:9442 at 172.16.53.59?Replaces=377952018%40172.16.51.138%3Bto-tag%3
>>>>> D
>>>>> B
>>>>> 2
>>>>> B.124.358%3Bfrom-tag%3D741375670
>>>>> From:
>>>>> <sip:9443 at 172.16.53.59;transport=UDP>;tag=fde67a95c41efd29d5eb8ddae
>>>>> c
>>>>> d
>>>>> b
>>>>> abf0-9cb9
>>>>> CSeq: 4 INVITE
>>>>> Call-ID: B2B.345.6691153
>>>>> Max-Forwards: 69
>>>>> Content-Length: 376
>>>>> User-Agent: OpenSIPS (1.10.1-notls (x86_64/linux))
>>>>> Content-Type: application/sdp
>>>>> Supported: replaces, norefersub, extended-refer, timer,
>>>>> X-cisco-serviceuri
>>>>> Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS,
>>>>> INFO, SUBSCRIBE
>>>>> Contact: <sip:172.16.53.59:5060>
>>>>>
>>>>>
>>>>> The replaces header is inside "To" header, is it correct? The examples I saw the Replaces header has an independent header like next:
>>>>>
>>>>> F6 INVITE Transferee -> Transfer Target
>>>>>
>>>>> INVITE sips:482n4z24kdg at chicago.example.com;gr=8594958 SIP/2.0
>>>>> Via: SIP/2.0/TLS 192.0.2.4;branch=z9hG4bKnaslu82
>>>>> Max-Forwards: 70
>>>>> To: <sips:482n4z24kdg at chicago.example.com;gr=8594958>
>>>>> From: <sips:transferee at biloxi.example.com>;tag=954
>>>>> Call-ID: kmzwdle3dl3d08
>>>>> CSeq: 41 INVITE
>>>>> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY
>>>>> Supported: gruu, replaces, tdialog
>>>>> Contact: <sips:3ld812adkjw at biloxi.example.com;gr=3413kj2ha>
>>>>> Replaces: 592435881734450904;to-tag=9m2n3wq;from-tag=763231
>>>>> Content-Type: application/sdp
>>>>> Content-Length: ...
>>>>>
>>>>> Regards,
>>>>>
>>>>> Santi Antón
>>>>>
>>>>>
>>>>>> -----Mensaje original-----
>>>>>> De: Santi Antón
>>>>>> Enviado el: lunes, 26 de mayo de 2014 9:46
>>>>>> Para: 'users at lists.opensips.org'; 'Bogdan-Andrei Iancu'
>>>>>> Asunto: RV: [OpenSIPS-Users] Second call on transferred with B2B
>>>>>> refer scenario
>>>>>>
>>>>>> Oh, I forget to attach the file. Next you can find a link to pcap.
>>>>>>
>>>>>> https://drive.google.com/file/d/0B3db2bUGbNDQWFIzSjhoVFFKVUk/edit?
>>>>>> u
>>>>>> s
>>>>>> p
>>>>>> =sharing
>>>>>>
>>>>>> Regards,
>>>>>>       
>>>>>> Santi Antón
>>>>>>
>>>>>>
>>>>>> -----Mensaje original-----
>>>>>> De: Bogdan-Andrei Iancu [mailto:bogdan at opensips.org] Enviado el:
>>>>>> jueves, 22 de mayo de 2014 18:29
>>>>>> Para: users at lists.opensips.org; Santi Antón
>>>>>> Asunto: Re: [OpenSIPS-Users] Second call on transferred with B2B
>>>>>> refer scenario
>>>>>>
>>>>>> Hello Santi,
>>>>>>
>>>>>> There is nothing attached and it is not a good practice to have large attachments on the mailing lists (as you are flooding the inboxes).
>>>>>> Better uploade your trace on a pastebin like side (or store pcap on ftp/http servers) and just post the link.
>>>>>>
>>>>>> Regards,
>>>>>>
>>>>>> Bogdan-Andrei Iancu
>>>>>> OpenSIPS Founder and Developer
>>>>>> http://www.opensips-solutions.com
>>>>>>
>>>>>> On 22.05.2014 13:28, Santi Antón wrote:
>>>>>> Hello,
>>>>>>
>>>>>> I'm trying to implement attendant transfer capability to our Opensips server with the b2b module and refer.xml scenario.
>>>>>> Attended transfer works fine except the transferred receives a new call rather than update the ongoing call with transferor.
>>>>>> Looking for the cause I saw that from tag is different between the initial call (INVITE) to transferred and the from tag in Replaces header (INVITE). I think the two from tag have to be the same to consider the second INVITE an update and not a new call.
>>>>>> Attached you can find a capture with an isolated example (9443 calls 9441 and does an attended transfer to 9442).
>>>>>> Maybe I'm not understanding the module behavior but I couldn't find any clue in module's documentation.
>>>>>>
>>>>>> Thanks in advance,
>>>>>>        
>>>>>> Santi Antón
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Users mailing list
>>>>>> Users at lists.opensips.org
>>>>>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>>>>>
>>>>>>
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>>>>>
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