[sr-dev] SOS! Silent call when both UAs are in LAN @ Kamailio3.1

Coca chanea at gmail.com
Mon Aug 22 20:18:21 CEST 2011


Dear Klaus,

Thanks for your quick response.(just as you did ever)

I am using rtpproxy.
However , in my case , the error was shown as below:
----------------------------------------------------------------------------------

 6(32425) INFO: <script>: ALERT: force_rtp_proxy called

 6(32425) ERROR: rtpproxy [rtpproxy.c:2211]: incorrect port 0 in reply from
rtp proxy

 8(32427) INFO: <core> [forward.c:786]: broken reply to forward - no 2nd via

 6(32425) ERROR: rtpproxy [rtpproxy.c:2211]: incorrect port 0 in reply from
rtp proxy

 6(32425) NOTICE: acc [acc.c:275]: ACC: transaction answered:
timestamp=1314035733;method=INVITE;from_tag=1499479423;to_tag=1172821397;call_id=415340348;code=200;reason=OK;src_user=123456789;src_domain=
mydomain.org;dst_ouser=54321;dst_user=54321;dst_domain=114.158.89.92

 7(32426) NOTICE: acc [acc.c:275]: ACC: request acknowledged:
timestamp=1314035733;method=ACK;from_tag=1499479423;to_tag=1172821397;call_id=415340348;code=200;reason=OK;src_user=123456789;src_domain=
mydomain.org;dst_ouser=54321;dst_user=54321;dst_domain=114.158.89.92

 5(32424) INFO: <core> [forward.c:786]: broken reply to forward - no 2nd via

 6(32425) NOTICE: acc [acc.c:275]: ACC: transaction answered:
timestamp=1314035742;method=BYE;from_tag=1499479423;to_tag=1172821397;call_id=415340348;code=200;reason=OK;src_user=123456789;src_domain=
mydomain.org;dst_ouser=54321;dst_user=54321;dst_domain=114.158.89.92

 7(32426) INFO: <core> [forward.c:786]: broken reply to forward - no 2nd via

 5(32424) INFO: <core> [forward.c:786]: broken reply to forward - no 2nd via

----------------------------------------------------------------------------------

Appreciate any hints. Thanks a lot.

Coca


2011/8/23 Klaus Darilion <klaus.mailinglists at pernau.at>

>
>
> Am 22.08.2011 16:18, schrieb Coca:
> > Hi list,
> >
> > We are using Kamailio3.1.
> >
> > The calls are working fine when both UAs are in 3G or different WiFi.
> > However, when both UAs are in LAN (using WiFi)  , the call become silent.
>
> Seems like a NAT problem.
>
> > What should we do?
>
> A media relay like rtpproxy is needed, or some application logic to use
> local IP addresses (ICE).
>
> regards
> klaus
>
>
> _______________________________________________
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> sr-dev at lists.sip-router.org
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>
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