[SR-Users] dlg_bridge
huseyin kalyoncu
hkalyoncu at gmail.com
Thu Apr 28 18:20:30 CEST 2016
Hello Daniel
I forgot to mention when I sent the capture file.
There is only single Kamailio instance running but It listens multiple
ports.
5090 for outside traffic and 5060 for inside traffic (other Kamailio
servers, FS servers, etc.)
On Wed, Apr 27, 2016 at 7:49 PM, huseyin kalyoncu <hkalyoncu at gmail.com>
wrote:
> Hello Daniel
>
> Attachment is the full ngrep output for the sample call.
>
>
>
>
>
> On Wed, Apr 27, 2016 at 6:51 PM, Daniel-Constantin Mierla <
> miconda at gmail.com> wrote:
>
>> Hello,
>>
>> can you make the full ngrep trace for the call (from initial invite sent
>> by kamailio, with all following sip messages) and send it over here?
>> Cheers,
>> Daniel
>>
>>
>> On 27/04/16 17:16, huseyin kalyoncu wrote:
>>
>> Hello Daniel
>>
>> I did some more tests and my previous statement is wrong.
>> Actually it do call set_contact_alias on 200 reply for INVITEs
>> but somehow it has no change.
>> I really missing something here.
>>
>> On Wed, Apr 27, 2016 at 3:35 PM, huseyin kalyoncu < <hkalyoncu at gmail.com>
>> hkalyoncu at gmail.com> wrote:
>>
>>> Hello Daniel
>>>
>>> You are right. 200OK messages are also with private IPs.
>>> I think the problem is that
>>> since I call dlg_bridge with Kamailio's own IP
>>> It sends INVITE messages to itself first then it routes INVITE msg to
>>> user location.
>>> Because of this i see two record routes in the INTIVE headers and 200
>>> reply headers.
>>>
>>> if (is_reply()) {
>>> if(isbflagset(FLB_NATB)) {
>>> if(is_first_hop())
>>> set_contact_alias();
>>> }
>>> }
>>>
>>> But according to this code in NATMANAGE block, it only set contact if it
>>> is first hope.
>>> Since these messages have two record routes, this code block does not
>>> modify contact field
>>> Am I right? or Am I missing something else?
>>>
>>> Thanks
>>> Huseyin
>>>
>>>
>>> On Wed, Apr 27, 2016 at 12:50 PM, Daniel-Constantin Mierla <
>>> <miconda at gmail.com>miconda at gmail.com> wrote:
>>>
>>>> Hello,
>>>>
>>>> dlg_bridge is not using the location table at all, because it has to
>>>> use the contact from 200ok of INVITE.
>>>>
>>>> Have you used set_contact_alias() for natted 200ok received for INVITE?
>>>>
>>>> Cheers,
>>>> Daniel
>>>>
>>>> On 27/04/16 11:15, huseyin kalyoncu wrote:
>>>>
>>>> Hello Daniel
>>>>
>>>> This is the sample output from our location table;
>>>>
>>>> kamailio=# select username,contact,received,user_agent from location
>>>> where username='5678*0012';
>>>> username | contact | received |
>>>> user_agent
>>>>
>>>> -----------+---------------------------------+-----------------------+---------------------
>>>> 5678*0012 | sip:5678* <http://0012@192.168.1.21:5090>
>>>> 0012 at 192.168.1.21:5090 | sip:DEVICE_PUBLIC_ADDRESS:5090 |
>>>> Cisco/SPA504G-7.6.1
>>>> (1 row)
>>>>
>>>>
>>>> After calling dlg_bridge Kamailio firing INVITE and rings the device.
>>>> After answering on this device Kamailio firing REFER message.
>>>> But as you can see from ngrep output below, Kamailio is trying to send
>>>> this message to address in the contact field which is a private IP.
>>>>
>>>> U 2016/04/27 10:58:25.745935 KAMAILIO_PUBLIC_ADDRESS:5090 ->
>>>> 192.168.1.21:5090
>>>> REFER sip:5678* <http://0012@192.168.1.21:5090>0012 at 192.168.1.21:5090
>>>> SIP/2.0.
>>>> Via: SIP/2.0/UDP
>>>> KAMAILIO_PUBLIC_ADDRESS:5090;branch=z9hG4bK0ab8.1c5e622e4af6b7b6c9ede7ade4a50bf8.0.
>>>> Via: SIP/2.0/UDP
>>>> KAMAILIO_PUBLIC_ADDRESS;rport=5060;branch=z9hG4bK0ab8.c8a54413000000000000000000000000.0.
>>>> To: <sip:5678*0012 at KAMAILIO_PUBLIC_ADDRESS>;tag=199aaa02310a0799i1.
>>>> From: <sip:click2call at KAMAILIO_PUBLIC_ADDRESS>
>>>> ;tag=0d71401ca91009b00be5953e2813d7e4-7471.
>>>> CSeq: 11 REFER.
>>>> Call-ID: 63dc8c8a5ea88a30-868 at KAMAILIO_PUBLIC_ADDRESS.
>>>> Max-Forwards: 69.
>>>> Content-Length: 0.
>>>> User-Agent: Kamailio.
>>>> Referred-By: sip:click2call at KAMAILIO_PUBLIC_ADDRESS.
>>>> Refer-To: sip:5678*0002 at KAMAILIO_PUBLIC_ADDRESS.
>>>> Contact: <sip:click2call at KAMAILIO_PUBLIC_ADDRESS:5060>.
>>>>
>>>>
>>>>
>>>> On Wed, Apr 27, 2016 at 10:47 AM, Daniel-Constantin Mierla <
>>>> <miconda at gmail.com>miconda at gmail.com> wrote:
>>>>
>>>>> Hello,
>>>>>
>>>>> can you send the ngrep trace for such case? I would like to look at
>>>>> the headers to understand properly what do you mean.
>>>>>
>>>>> Cheers,
>>>>>
>>>>> Daniel
>>>>>
>>>>> On 26/04/16 15:23, huseyin kalyoncu wrote:
>>>>>
>>>>> Hello
>>>>>
>>>>> I am trying to implement click 2 call functionality on Kamailio
>>>>> with dlg_bridge.
>>>>> But It seems that Kamailio routes REFER messages to devices according
>>>>> to Contact field of location table instead of Received field.
>>>>> But if the the IP in the Contact field is private REFER messages are
>>>>> failing so
>>>>> does the dlg_bridge.
>>>>>
>>>>>
>>>>> I called dlg_bridge in the config like this:
>>>>>
>>>>> dlg_bridge("sip:$param1", "sip:$param2",
>>>>> "sip:IP_ADDRESS_OF_KAMAILIO:5060");
>>>>>
>>>>> It rings the device in $param1 but after answering on that device
>>>>> Kamailio fails to send REFER if the Contact field for that device is
>>>>> Private IP.
>>>>> So it fails to initiate a call.
>>>>>
>>>>> How can I force Kamailio to use Received field for REFER messages
>>>>> instead of Contact field?
>>>>>
>>>>> Thanks
>>>>> Huseyin
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing listsr-users at lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>>>
>>>>>
>>>>> --
>>>>> Daniel-Constantin Mierlahttp://www.asipto.comhttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>>>>> Kamailio World Conference, Berlin, May 18-20, 2016 - http://www.kamailioworld.com
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> 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
>>>>>
>>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing listsr-users at lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>>
>>>>
>>>> --
>>>> Daniel-Constantin Mierlahttp://www.asipto.comhttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>>>> Kamailio World Conference, Berlin, May 18-20, 2016 - http://www.kamailioworld.com
>>>>
>>>>
>>>> _______________________________________________
>>>> 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
>>>>
>>>>
>>>
>>
>>
>> _______________________________________________
>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing listsr-users at lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>>
>> --
>> Daniel-Constantin Mierlahttp://www.asipto.comhttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>> Kamailio World Conference, Berlin, May 18-20, 2016 - http://www.kamailioworld.com
>>
>>
>> _______________________________________________
>> 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
>>
>>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.sip-router.org/pipermail/sr-users/attachments/20160428/0ef94615/attachment.html>
More information about the sr-users
mailing list