<div>Dear Klaus, </div><div><br></div><div>Thanks for your quick response.(just as you did ever)</div><div><br></div><div>I am using rtpproxy. </div><div>However , in my case , the error was shown as below:</div><div>----------------------------------------------------------------------------------</div>
<div>
<p class="p1">
</p><p class="p1"> 6(32425) INFO: <script>: ALERT: force_rtp_proxy called</p>
<p class="p1"> 6(32425) ERROR: rtpproxy [rtpproxy.c:2211]: incorrect port 0 in reply from rtp proxy</p>
<p class="p1"> 8(32427) INFO: <core> [forward.c:786]: broken reply to forward - no 2nd via</p>
<p class="p1"> 6(32425) ERROR: rtpproxy [rtpproxy.c:2211]: incorrect port 0 in reply from rtp proxy</p>
<p class="p1"> 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=<a href="http://mydomain.org">mydomain.org</a>;dst_ouser=54321;dst_user=54321;dst_domain=114.158.89.92</p>
<p class="p1"> 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=<a href="http://mydomain.org">mydomain.org</a>;dst_ouser=54321;dst_user=54321;dst_domain=114.158.89.92</p>
<p class="p1"> 5(32424) INFO: <core> [forward.c:786]: broken reply to forward - no 2nd via</p>
<p class="p1"> 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=<a href="http://mydomain.org">mydomain.org</a>;dst_ouser=54321;dst_user=54321;dst_domain=114.158.89.92</p>
<p class="p1"> 7(32426) INFO: <core> [forward.c:786]: broken reply to forward - no 2nd via</p>
<p class="p1"> 5(32424) INFO: <core> [forward.c:786]: broken reply to forward - no 2nd via</p><p></p></div><div><div>----------------------------------------------------------------------------------</div><div><p class="p1">
</p></div></div><div>Appreciate any hints. Thanks a lot.</div><div><br></div><div>Coca</div><br><br><div class="gmail_quote">2011/8/23 Klaus Darilion <span dir="ltr"><<a href="mailto:klaus.mailinglists@pernau.at">klaus.mailinglists@pernau.at</a>></span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><br>
<br>
Am 22.08.2011 16:18, schrieb Coca:<br>
<div class="im">> Hi list,<br>
><br>
> We are using Kamailio3.1.<br>
><br>
> The calls are working fine when both UAs are in 3G or different WiFi.<br>
> However, when both UAs are in LAN (using WiFi) , the call become silent.<br>
<br>
</div>Seems like a NAT problem.<br>
<br>
> What should we do?<br>
<br>
A media relay like rtpproxy is needed, or some application logic to use<br>
local IP addresses (ICE).<br>
<br>
regards<br>
klaus<br>
<br>
<br>
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