[SR-Users] Media server can't return ACK correctly

Alberto Sagredo alberto.sagredo at avanzada7.com
Thu Feb 25 16:49:34 CET 2016


:) Great

So you will have maybe now something as this

Record-Route: <sip:PUBLIC_IP;r2=on;lr=on;ftag=as2c0c55b9>
Record-Route: <sip:PRIVATE_IP;r2=on;lr=on;ftag=as2c0c55b9>

And ACKS will go to right place..


2016-02-25 16:43 GMT+01:00 Alexandru Covalschi <568691 at gmail.com>:

> force_send_socket is a good idea - thanx!
> traces are in initial message
>
> 2016-02-25 17:02 GMT+02:00 Alberto Sagredo <alberto.sagredo at avanzada7.com>
> :
>
>> HI Alexandru i talk about something like this maybe in your RELAY route
>> or similar.
>>
>> I think you would have issues with ACKs until you would have
>> Record-Route: doubled
>>
>>   if (dst_ip==LOCALIPNETWORK/24) {
>>
>>   xlog("Using socket: LOCALIP:5060");
>>
>>  force_send_socket(udp:LOCALIP:5060);
>>
>>   } else {
>>
>>    xlog("Using socket: PUBLICIP:5060");
>>
>> force_send_socket(udp:PUBLICIP:5060);
>>
>>    }
>>
>> Hope this helps you
>> Use record_route() as well.
>>
>> Anyway show me a trace that goes to FreeSwitch from Kamailio.
>>
>>
>>
>> 2016-02-25 10:55 GMT+01:00 Alexandru Covalschi <568691 at gmail.com>:
>>
>>> No other rr params defined so double rr is default - enabled.
>>> What do you mean by "force traffic" - how to do that? Every other
>>> request (excep BYE - same problem with it) flows OK.
>>>
>>> 2016-02-25 11:49 GMT+02:00 Alexandru Covalschi <568691 at gmail.com>:
>>>
>>>> Hi, thanks for answer
>>>>
>>>> Here's configuration:
>>>>
>>>> listen=udp:MY_EXT_IP_ADDR:5060
>>>> listen=tcp:MY_EXT_IP_ADDR:5060
>>>> listen=udp:MY_INT_IP_ADDR:5060
>>>> listen=TCP:MY_INT_IP_ADDR:5060
>>>> listen=MY_WS_ADDR
>>>> advertised_address = MY_EXT_IP_ADDR
>>>> alias = MY_INT_IP_ADDR
>>>> alias = MY_DOMAIN
>>>>
>>>> #!ifdef WITH_TLS
>>>> listen=MY_WSS_ADDR
>>>> #!endif
>>>>
>>>> port=5060
>>>>
>>>> ...
>>>>
>>>> # ----- rr params -----
>>>> modparam("rr", "enable_full_lr", 1)
>>>> modparam("rr", "append_fromtag", 1)
>>>>
>>>>
>>>> 2016-02-25 8:47 GMT+02:00 Alberto Sagredo <
>>>> alberto.sagredo at avanzada7.com>:
>>>>
>>>>> Hi Alexandru
>>>>>
>>>>> How is your configuration about Public IP and Private IP?
>>>>>
>>>>> Do you use advertise?
>>>>>
>>>>> Maybe you need to force Outbound traffic to Public IP Socket and
>>>>> inside traffic to Private IP .
>>>>>
>>>>> Do you have double record routing?
>>>>>
>>>>> BR
>>>>>
>>>>> 2016-02-25 1:24 GMT+01:00 Alexandru Covalschi <568691 at gmail.com>:
>>>>>
>>>>>> Hello everyone.
>>>>>>
>>>>>> The setup is:
>>>>>> Carrier ip is CARRIER_IP
>>>>>> Public network Kamailio IP will be PUBLIC_IP
>>>>>> Private network Kamailio IP will be KAMAILIO_PRIVATE_IP
>>>>>> Private network Freeswitch IP is FREESWITCH_PRIVATE_IP
>>>>>>
>>>>>> ACK
>>>>>> CARRIER_IP -> PUBLIC_IP->FREESWITCH_PRIVATE_IP
>>>>>>
>>>>>> And freeswitch tries to actually send ACK back to PUBLIC_IP which he
>>>>>> can't access.
>>>>>>
>>>>>> Kamailio trace: http://pastebin.com/raw/1W1sXuUa
>>>>>> Freeswitch trace: http://pastebin.com/raw/KkZCwTTJ
>>>>>>
>>>>>> request_route: http://pastebin.com/raw/Y17pXUGY
>>>>>> NATMANAGE route: http://pastebin.com/raw/0BpPDjN0
>>>>>> WITHINDLG route: http://pastebin.com/raw/5LpwSigF
>>>>>>
>>>>>> I'm seeking help with that - what parameter I need to change/add to
>>>>>> solve that?
>>>>>> Maybe it's a networking problem - but why then ACK reaches Freeswitch
>>>>>> and all other requests flow OK?
>>>>>>
>>>>>> Thanks in advance, Alex
>>>>>>
>>>>>> --
>>>>>> Alexandru Covalschi
>>>>>> ABRISS-Solutions
>>>>>> VoIP engineer and system administrator
>>>>>> phone: +37367398493
>>>>>> web: http://abs-telecom.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 list
>>>>> sr-users at lists.sip-router.org
>>>>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Alexandru Covalschi
>>>> ABRISS-Solutions
>>>> VoIP engineer and system administrator
>>>> phone: +37367398493
>>>> web: http://abs-telecom.com/
>>>>
>>>
>>>
>>>
>>> --
>>> Alexandru Covalschi
>>> ABRISS-Solutions
>>> VoIP engineer and system administrator
>>> phone: +37367398493
>>> web: http://abs-telecom.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 list
>> sr-users at lists.sip-router.org
>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>>
>
>
> --
> Alexandru Covalschi
> ABRISS-Solutions
> VoIP engineer and system administrator
> phone: +37367398493
> web: http://abs-telecom.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
>
>
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