[Spce-user] Issue with external to external transfer SIPWise 4.5.6

[Robert Cuaresma]

You are great Andrew! The problem was fixed!

Thank you very much!

Saludos,
Robert Cuaresma


El 02/02/2018 a las 10:03, Andrew Pogrebennyk escribió:
> On 02/01/2018 07:00 PM, Robert Cuaresma wrote:
>> I have made some tests and if I configure Subscriber with RTP Proxy
>> defined to "Never", the call no hangup after 60 seconds and works
>> fine, but the RTP Flow goes always from customer PBX  directly to VoIP
>> Service Provider. What would be the cause of this issue?
>>
>> I apreciate so much your help!
> The problem is, as you wrote, the re-INVTIE without SDP.
> Release mr4.5 does not support late OAM in the re-INVITE out of the box.
> This has been fixed for all call scenarios in mr5.x.
> As a workaround for mr4.5, you can try to create proxy.cfg.customtt.tt2
>   by copying /etc/ngcp-config/templates/etc/kamailio/proxy/proxy.cfg.tt2
> (if you don't have one yet), open proxy.cfg.customtt.tt2 in editor, find
> the block onreply_route[REPLY_ROUTE_NAT]
> and add the following lines after force_rport():
>
>      # we do not have cluster set id after re-INVITE if we have 200/ACK
> negotiation
>      if(sdp_content() && !isbflagset(FLB_RTPPROXY_LOOKUP))
>      {
>           if(!pv_isset("$avp(s:lbrtp_dispatcher_id_caller)"))
>           {
>                 $(avp(s:lbrtp_dispatcher_id_caller)[*]) = [%
> cluster_sets.${cluster_sets.default_set}.dispatcher_id %];
>                 xlog("L_INFO", "Recovered rtpengine caller did
> '$avp(s:lbrtp_dispatcher_id_caller)' from default value - [% logres -%]\n");
>           }
>           if(!pv_isset("$avp(s:lbrtp_dispatcher_id_callee)"))
>           {
>                $(avp(s:lbrtp_dispatcher_id_callee)[*]) = [%
> cluster_sets.${cluster_sets.default_set}.dispatcher_id %];
>                xlog("L_INFO", "Recovered rtpengine callee did
> '$avp(s:lbrtp_dispatcher_id_callee)' from default value - [% logres -%]\n");
>           }
>      }
>
> This would be a workaround for version mr4.5.x till you upgrade to
> mr5.5.x LTS. But when upgrading there you should remove the customtt
> file when asked.
>
> Regards, Andrew
>

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