[SR-Users] Issue with Double Record Route

Daniel-Constantin Mierla miconda at gmail.com
Wed Feb 24 10:16:48 CET 2016



On 24/02/16 10:13, Alberto Sagredo wrote:
> Thanks Daniel
>
> I think i got this solved :)

Great!

Welcome, Daniel

>
> Record-Route: <sip:LOCALIP;r2=on;lr=on;nat=yes>.
>
> Record-Route: <sip:EXTERNALIP:25060;r2=on;lr=on;nat=yes>.
>
> Cheers!
>
>
> 2016-02-24 9:42 GMT+01:00 Daniel-Constantin Mierla <miconda at gmail.com
> <mailto:miconda at gmail.com>>:
>
>     Hello,
>
>     my remark was related to the fact that you may have another
>     record_route*() function executed in the configuration file for
>     the same SIP request.
>
>     It may be simpler also from routing/security point of view to use
>     different ports for internal and external communications. E.g.,
>     port 5060 for communication with internal and port 5080 for
>     external. The you can do advertising on the listen with external port:
>
>     listen=udp:localip:5060
>     listen=udp:localip:5080 advertise externip:5080
>
>     Then you just need to force the socket to be used before sending
>     out to use the right port and record_route() will do the rest.
>
>     Cheers,
>     Daniel
>
>
>     On 24/02/16 09:22, Alberto Sagredo wrote:
>>     Hi Daniel
>>
>>     I use it once, i have read about double record routing and it
>>     seems in kamailio only possible if two ips are configured?:
>>
>>     Im using Kamailio behind NAT with advertised address and proxy to
>>     an external provider but i have seen , with Asterisk behind,
>>     Record route is wrong to Asterisk so i plan to change in order to
>>     do not lose ACks .
>>
>>     Any idea to do it better ?
>>
>>     BR
>>
>>     2016-02-24 8:56 GMT+01:00 Daniel-Constantin Mierla
>>     <miconda at gmail.com <mailto:miconda at gmail.com>>:
>>
>>         Hello,
>>
>>         can you check in the config and see if there is any other
>>         record_route*() function used?
>>
>>         Cheers,
>>         Daniel
>>
>>
>>
>>         On 23/02/16 18:43, Alberto Sagredo wrote:
>>>         Im fancing some issues due to kamailio behind nat and
>>>         thought double record route could help me .
>>>
>>>         But enabling that :
>>>
>>>         modparam("rr", "enable_double_rr", 1)
>>>
>>>         And later using
>>>
>>>         record_route_advertised_address("X.X.X.X:5060");
>>>
>>>         is giving me this error:
>>>
>>>          w_record_route_advertised_address(): Double attempt to
>>>         record-route
>>>
>>>         Off course, only a single Record Route is present..
>>>
>>>         What am i doing wrong?
>>>
>>>         Using Kamailio 4.3.4
>>>
>>>
>>>
>>>
>>>         _______________________________________________
>>>         SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>>>         sr-users at lists.sip-router.org
>>>         <mailto:sr-users at lists.sip-router.org>
>>>         http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>>         -- 
>>         Daniel-Constantin Mierla
>>         http://twitter.com/#!/miconda <http://twitter.com/#%21/miconda> - http://www.linkedin.com/in/miconda
>>         Kamailio Advanced Training, Berlin, March 7-9, 2016 - http://www.asipto.com
>>
>>
>>         _______________________________________________
>>         SIP Express Router (SER) and Kamailio (OpenSER) - sr-users
>>         mailing list
>>         sr-users at lists.sip-router.org
>>         <mailto:sr-users at lists.sip-router.org>
>>         http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>>
>
>     -- 
>     Daniel-Constantin Mierla
>     http://twitter.com/#!/miconda <http://twitter.com/#%21/miconda> - http://www.linkedin.com/in/miconda
>     Kamailio Advanced Training, Berlin, March 7-9, 2016 - http://www.asipto.com
>
>

-- 
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Kamailio Advanced Training, Berlin, March 7-9, 2016 - http://www.asipto.com

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