[SR-Users] TCP connection select problem

[Daniel-Constantin Mierla]

Adding received information to Path helps to identify properly the
connection to be used. Because both devices are behind the same NAT,
practically they show the same source IP when they send traffic to server.

Cheers,
Daniel

On 14/03/16 04:05, 张顺通 wrote:
> KA_EDGE have two IP，external public IP and internal IP.
> I add modparam("path", "use_received", 1)  and replace add_path()
> to add_path_received() in edge server.
> add modparam("registrar", "path_use_received", 1) in KA_REGISTER server.
>
> DB path info <sip:aD15fXXXXXXXXXXXXeEpfqRY=@10.10.10.11
> <http://10.10.10.11>;lr;ob>
> --> <sip:10.10.10.11;lr;received=sip:42.129.1.1:43640%3Btransport%3Dtcp>
>
> This kind of situation very little，It is not easy to reappear.
> Can you tell me why this situation happen? and Why this change can
> solve the problem?
>
> Thanks for Your Time.
>
>
>
> 2016-03-09 22:37 GMT+08:00 Daniel Tryba <d.tryba at pocos.nl
> <mailto:d.tryba at pocos.nl>>:
>
>     On Wed, Mar 09, 2016 at 10:05:11PM +0800, 张顺通 wrote:
>     > Yes，Use Path in DB. like <sip:XXxXXXXXXXXXX/ogxZg=@10.10.232.29
>     <http://10.10.232.29>;lr;ob>
>     > KA_REGISTER wile the path info in DB.
>
>     Should not be a problem if you use the use_received options in
>     http://kamailio.org/docs/modules/stable/modules/path.html#idp135216
>     and
>     http://kamailio.org/docs/modules/stable/modules/registrar.html#registrar.p.path_use_received
>
>     (and actually add the source as received on the kamailio edge server).
>
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-- 
Daniel-Constantin Mierla
http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Kamailio World Conference, Berlin, May 18-20, 2016 - http://www.kamailioworld.com

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