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Hello Leon,<br>
<br>
As you can see, OpenSIPS receives an invalid port from RTPProxy, so
the problem seems to be there. Can you please set a lower debug
level for RTPProxy and paste me the log for this call?<br>
<br>
Regards,<br>
Razvan<br>
<br>
On 03/24/2011 02:35 AM, Leon Li wrote:
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<div class="WordSection1">
<p class="MsoNormal">Hello all,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I’ve got a problem of one way voice when
making a call from a public side to private side, where the
callee on private side can’t hear caller from public side.
However, if the call is initialled from private side,
everything is fine.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Here is my topology. <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">EP1 (public IP) <span style="font-family:
Wingdings;">à</span> Cisco CUCM (public IP) <span
style="font-family: Wingdings;">à</span> OpenSIPs (public IP
with rtpproxy) <span style="font-family: Wingdings;">ß</span>
Home router (NATed) <span style="font-family: Wingdings;">ß</span>
EP2 (private IP).<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">After enabled the debug as below, I found
when EP1 calls EP2, nathelper request a rtpproxy port but
received an “0”.<o:p></o:p></p>
<p class="MsoNormal">Mar 23 23:44:22 [23719]
DBG:nathelper:force_rtp_proxy: Forcing body:<o:p></o:p></p>
<p class="MsoNormal">[v=0<o:p></o:p></p>
<p class="MsoNormal">o=xxxxxxxxxxxxx 8000 8000 IN IP4
192.168.1.112<o:p></o:p></p>
<p class="MsoNormal">s=SIP Call<o:p></o:p></p>
<p class="MsoNormal">c=IN IP4 192.168.1.112<o:p></o:p></p>
<p class="MsoNormal">t=0 0<o:p></o:p></p>
<p class="MsoNormal">m=audio 49866 RTP/AVP 0 8 18 9 101<o:p></o:p></p>
<p class="MsoNormal">a=sendrecv<o:p></o:p></p>
<p class="MsoNormal">a=rtpmap:0 PCMU/8000<o:p></o:p></p>
<p class="MsoNormal">a=ptime:20<o:p></o:p></p>
<p class="MsoNormal">a=rtpmap:8 PCMA/8000<o:p></o:p></p>
<p class="MsoNormal">a=rtpmap:18 G729/8000<o:p></o:p></p>
<p class="MsoNormal">a=fmtp:18 annexb=no<o:p></o:p></p>
<p class="MsoNormal">a=rtpmap:9 G722/8000<o:p></o:p></p>
<p class="MsoNormal">a=rtpmap:101 telephone-event/8000<o:p></o:p></p>
<p class="MsoNormal">a=fmtp:101 0-15<o:p></o:p></p>
<p class="MsoNormal">m=video 21778 RTP/AVP 99 100 34<o:p></o:p></p>
<p class="MsoNormal">b=AS:384<o:p></o:p></p>
<p class="MsoNormal">a=sendrecv<o:p></o:p></p>
<p class="MsoNormal">a=rtpmap:99 H264/90000<o:p></o:p></p>
<p class="MsoNormal">a=fmtp:99 profile-level-id=428014;
packetization-mode=0;
sprop-parameter-sets=Z0KADJWgUH5A,aM4Ecg==<o:p></o:p></p>
<p class="MsoNormal">a=rtpmap:100 H263-1998/90000<o:p></o:p></p>
<p class="MsoNormal">a=fmtp:100 CIF=1; QCIF=1<o:p></o:p></p>
<p class="MsoNormal">a=rtpmap:34 H263/90000<o:p></o:p></p>
<p class="MsoNormal">a=fmtp:34 CIF=1; QCIF=1]<o:p></o:p></p>
<p class="MsoNormal">Mar 23 23:44:22 [23719]
DBG:core:parse_headers: flags=40<o:p></o:p></p>
<p class="MsoNormal">Mar 23 23:44:22 [23719]
DBG:core:parse_to_param:
tag=7d81dea5-6b91-4499-b7a2-77dff783a179-43138246<o:p></o:p></p>
<p class="MsoNormal">Mar 23 23:44:22 [23719] DBG:core:parse_to:
end of header reached, state=29<o:p></o:p></p>
<p class="MsoNormal">Mar 23 23:44:22 [23719] DBG:core:parse_to:
display={"Leon Li"}, ruri={<a class="moz-txt-link-freetext" href="sip:3537@202.158.207.34">sip:3537@202.158.207.34</a>}<o:p></o:p></p>
<p class="MsoNormal"><b>Mar 23 23:44:22 [23719]
DBG:nathelper:force_rtp_proxy_body: proxy reply: 0<o:p></o:p></b></p>
<p class="MsoNormal"><b>Mar 23 23:44:22 [23719]
ERROR:nathelper:force_rtp_proxy_body: incorrect port 0 in
reply from rtp proxy<o:p></o:p></b></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">In the debug on calls from EP2 to EP1, I
got<o:p></o:p></p>
<p class="MsoNormal">Mar 24 00:06:02 [24298]
DBG:nathelper:force_rtp_proxy_body: proxy reply: 48334<o:p></o:p></p>
<p class="MsoNormal">Mar 24 00:06:02 [24298]
DBG:nathelper:force_rtp_proxy_body: proxy reply: 48126<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Can anyone shed some lights on what could
be wrong?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks,<o:p></o:p></p>
<p class="MsoNormal">Leon<span style="font-size: 8pt;
font-family: "Trebuchet
MS","sans-serif"; color: rgb(77, 77, 77);"> <o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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