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Raviprakash,<br>
<br>
Your SDP messages are using private IPs for the RTP stream which
carries the voice traffic. This causing the media stream to be sent to
the wrong IP address, thus no audio.<br>
<br>
Have you read through and tried to follow the directions in these
documents?<br>
<br>
<ul>
<li class="level1">
<div class="li"> <strong><em><span style="color: teal;">OpenSER
& NAT</span></em></strong></div>
<ul>
<li class="level1">
<div class="li"> <a
href="http://openser.org/dokuwiki/doku.php/nat:remote-rtpproxy"
class="wikilink1" title="nat:remote-rtpproxy">Run RTPproxy on a remote
host</a></div>
</li>
<li class="level1">
<div class="li"> <a
href="http://openser.org/dokuwiki/doku.php/nat:remote-rtpproxy"
class="wikilink1" title="nat:remote-rtpproxy">http://voip-info.org/wiki/view/OpenSER+And+Mediaproxy</a><a
href="http://openser.org/dokuwiki/doku.php/nat:remote-rtpproxy"
class="wikilink1" title="nat:remote-rtpproxy"></a></div>
</li>
<li class="level1">
<div class="li"> <a
href="http://voip-info.org/wiki/view/OpenSER+And+RTPProxy"
class="urlextern"
title="http://voip-info.org/wiki/view/OpenSER+And+RTPProxy"
rel="nofollow">OpenSER and RTPProxy</a></div>
</li>
<li class="level1">
<div class="li"> <a
href="http://openser.org/dokuwiki/doku.php/nat:remote-rtpproxy"
class="wikilink1" title="nat:remote-rtpproxy"><u><a
href="http://openser.org/dokuwiki/doku.php/nat:remote-rtpproxy"
class="wikilink1" title="nat:remote-rtpproxy">http://voip-info.org/wiki/view/OpenSER+And+RTPProxy</a></u></a></div>
</li>
<li class="level1">
<div class="li"> <a
href="http://voip-info.org/wiki/view/OpenSER+And+Mediaproxy"
class="urlextern"
title="http://voip-info.org/wiki/view/OpenSER+And+Mediaproxy"
rel="nofollow"> OpenSER and Mediaproxy <br>
</a></div>
</li>
<li class="level1">
<div class="li"> <a
href="http://voip-info.org/wiki/view/OpenSER+And+Mediaproxy"
class="urlextern"
title="http://voip-info.org/wiki/view/OpenSER+And+Mediaproxy"
rel="nofollow">http://voip-info.org/wiki/view/OpenSER+And+Mediaproxy</a></div>
</li>
</ul>
</li>
</ul>
A lot of good documentation has been written up on the OpenSER
application which can be found at this website.<br>
<br>
<a class="moz-txt-link-freetext" href="http://openser.org/dokuwiki/doku.php">http://openser.org/dokuwiki/doku.php</a><br>
<br>
raviprakash sunkara wrote:
<blockquote
cite="midf0f0f9340702210108gc9a1c03hd0d0861d6329e7e9@mail.gmail.com"
type="cite">Hello Users,
<br>
<br>
I posted so many mail to users but no one reply my issue please help
me
<br>
<br>
openSER proxy is mysipdomain.com , and its private_ ip is 192.168.2.60
and
<br>
SIP server and Proxy is also in Behind
<br>
UAC's are Behind the NATs
<br>
<br>
--------------------- INVITE ---------------
<br>
U 59.144.88.7:5060 -> 192.168.2.60:5060
<br>
INVITE <a class="moz-txt-link-freetext" href="sip:9002@mysipdomain.com;user=phone">sip:9002@mysipdomain.com;user=phone</a> SIP/2.0.
<br>
Via: SIP/2.0/UDP 192.168.1.2:5060;branch=z9hG4bKe2a540a8170eb12a.
<br>
From: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@mysipdomain.com;user=phone"><sip:8002@mysipdomain.com;user=phone></a>;tag=4240982537.
<br>
To: <a class="moz-txt-link-rfc2396E" href="sip:9002@mysipdomain.com;user=phone"><sip:9002@mysipdomain.com;user=phone></a>.
<br>
Call-ID: <a class="moz-txt-link-abbreviated" href="mailto:1685867393@192.168.1.2">1685867393@192.168.1.2</a>.
<br>
CSeq: 1 INVITE.
<br>
Contact: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@192.168.1.2:5060;user=phone;transport=udp"><sip:8002@192.168.1.2:5060;user=phone;transport=udp></a>.
<br>
User-Agent: Cisco ATA 188 v3.2.1 atasip (050616A).
<br>
Expires: 300.
<br>
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER,
PRACK,
<br>
UPDATE.
<br>
Supported: 100rel,replaces.
<br>
Content-Length: 245.
<br>
Content-Type: application/sdp.
<br>
v=0.
<br>
<font color="#ff0000"><big><b>o=8002 14279 14279 IN IP4 <u>192.168.1.2.</u></b></big></font><u>
</u><br>
s=ATA186 Call.
<br>
c=IN IP4 192.168.1.2.
<br>
t=0 0.
<br>
m=audio 16386 RTP/AVP 0 4 8 101.
<br>
a=rtpmap:0 PCMU/8000/1.
<br>
a=rtpmap:4 G723/8000/1.
<br>
a=rtpmap:8 PCMA/8000/1.
<br>
a=rtpmap:101 telephone-event/8000.
<br>
a=fmtp:101 0-15.
<br>
<br>
#
<br>
U 192.168.2.60:5060 -> 61.17.248.68:3186
<br>
INVITE <a class="moz-txt-link-freetext" href="sip:9002@192.168.2.7:5060;user=phone;transport=udp">sip:9002@192.168.2.7:5060;user=phone;transport=udp</a> SIP/2.0.
<br>
Max-Forwards: 10.
<br>
Record-Route: <a class="moz-txt-link-rfc2396E" href="sip:192.168.2.60;lr=on;ftag=4240982537"><sip:192.168.2.60;lr=on;ftag=4240982537></a>.
<br>
Via: SIP/2.0/UDP 192.168.2.60;branch=z9hG4bKc466.901bd403.0.
<br>
Via: SIP/2.0/UDP 192.168.1.2:5060;rport=5060;received=59.144.88.7
<br>
;branch=z9hG4bKbd027751c869b9ff.
<br>
From: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@mysipdomain.com;user=phone"><sip:8002@mysipdomain.com;user=phone></a>;tag=4240982537.
<br>
To: <a class="moz-txt-link-rfc2396E" href="sip:9002@mysipdomain.com;user=phone"><sip:9002@mysipdomain.com;user=phone></a>.
<br>
Call-ID: <a class="moz-txt-link-abbreviated" href="mailto:1685867393@192.168.1.2">1685867393@192.168.1.2</a>.
<br>
CSeq: 2 INVITE.
<br>
Contact: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@59.144.88.7:5060;user=phone;transport=udp"><sip:8002@59.144.88.7:5060;user=phone;transport=udp></a>.
<br>
User-Agent: Cisco ATA 188 v3.2.1 atasip (050616A).
<br>
Expires: 300.
<br>
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER,
PRACK,
<br>
UPDATE.
<br>
Supported: 100rel,replaces.
<br>
Content-Length: 265.
<br>
Content-Type: application/sdp.
<br>
v=0.
<br>
o=8002 14329 14329 IN IP4 192.168.1.2.
<br>
s=ATA186 Call.
<br>
c=IN IP4 192.168.1.2.
<br>
t=0 0.
<br>
m=audio 16386 RTP/AVP 0 4 8 101.
<br>
a=rtpmap:0 PCMU/8000/1.
<br>
a=rtpmap:4 G723/8000/1.
<br>
a=rtpmap:8 PCMA/8000/1.
<br>
a=rtpmap:101 telephone-event/8000.
<br>
a=fmtp:101 0-15.
<br>
a=direction:active.
<br>
<br>
------------------- RINGING------------
<br>
U 61.17.248.68:3186 -> 192.168.2.60:5060
<br>
SIP/2.0 180 Ringing.
<br>
Via: SIP/2.0/UDP 192.168.2.60;branch=z9hG4bKc466.901bd403.0.
<br>
Via: SIP/2.0/UDP 192.168.1.2:5060;rport=5060;received=59.144.88.7
<br>
;branch=z9hG4bKbd027751c869b9ff.
<br>
Record-Route: <a class="moz-txt-link-rfc2396E" href="sip:192.168.2.60;lr=on;ftag=4240982537"><sip:192.168.2.60;lr=on;ftag=4240982537></a>.
<br>
From: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@mysipdomain.com;user=phone"><sip:8002@mysipdomain.com;user=phone></a>;tag=4240982537.
<br>
To: <a class="moz-txt-link-rfc2396E" href="sip:9002@mysipdomain.com;user=phone"><sip:9002@mysipdomain.com;user=phone></a>;tag=1332822912.
<br>
Call-ID: <a class="moz-txt-link-abbreviated" href="mailto:1685867393@192.168.1.2">1685867393@192.168.1.2</a>.
<br>
CSeq: 2 INVITE.
<br>
Require: 100rel.
<br>
RSeq: 1.
<br>
Contact: 9002
<a class="moz-txt-link-rfc2396E" href="sip:9002@192.168.2.7:5060;user=phone;transport=udp"><sip:9002@192.168.2.7:5060;user=phone;transport=udp></a>.
<br>
Server: Cisco ATA 188 v3.2.1 atasip (050616A).
<br>
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER,
PRACK,
<br>
UPDATE.
<br>
Content-Length: 0.
<br>
.
<br>
<br>
#
<br>
U 192.168.2.60:5060 -> 59.144.88.7:5060
<br>
SIP/2.0 180 Ringing.
<br>
Via: SIP/2.0/UDP 192.168.1.2:5060;rport=5060;received=59.144.88.7
<br>
;branch=z9hG4bKbd027751c869b9ff.
<br>
Record-Route: <a class="moz-txt-link-rfc2396E" href="sip:192.168.2.60;lr=on;ftag=4240982537"><sip:192.168.2.60;lr=on;ftag=4240982537></a>.
<br>
From: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@mysipdomain.com;user=phone"><sip:8002@mysipdomain.com;user=phone></a>;tag=4240982537.
<br>
To: <a class="moz-txt-link-rfc2396E" href="sip:9002@mysipdomain.com;user=phone"><sip:9002@mysipdomain.com;user=phone></a>;tag=1332822912.
<br>
Call-ID: <a class="moz-txt-link-abbreviated" href="mailto:1685867393@192.168.1.2">1685867393@192.168.1.2</a>.
<br>
CSeq: 2 INVITE.
<br>
Require: 100rel.
<br>
RSeq: 1.
<br>
Contact: 9002
<a class="moz-txt-link-rfc2396E" href="sip:9002@61.17.248.68:3186;user=phone;transport=udp"><sip:9002@61.17.248.68:3186;user=phone;transport=udp></a>.
<br>
Server: Cisco ATA 188 v3.2.1 atasip (050616A).
<br>
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER,
PRACK,
<br>
UPDATE.
<br>
Content-Length: 0.
<br>
<br>
U 61.17.248.68:3186 -> 192.168.2.60:5060
<br>
SIP/2.0 200 OK.
<br>
Via: SIP/2.0/UDP 192.168.2.60;branch=z9hG4bKc466.901bd403.0.
<br>
Via: SIP/2.0/UDP 192.168.1.2:5060;rport=5060;received=59.144.88.7
<br>
;branch=z9hG4bKbd027751c869b9ff.
<br>
Record-Route: <a class="moz-txt-link-rfc2396E" href="sip:192.168.2.60;lr=on;ftag=4240982537"><sip:192.168.2.60;lr=on;ftag=4240982537></a>.
<br>
From: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@mysipdomain.com;user=phone"><sip:8002@mysipdomain.com;user=phone></a>;tag=4240982537.
<br>
To: <a class="moz-txt-link-rfc2396E" href="sip:9002@mysipdomain.com;user=phone"><sip:9002@mysipdomain.com;user=phone></a>;tag=1332822912.
<br>
Call-ID: <a class="moz-txt-link-abbreviated" href="mailto:1685867393@192.168.1.2">1685867393@192.168.1.2</a>.
<br>
CSeq: 2 INVITE.
<br>
Contact: 9002
<a class="moz-txt-link-rfc2396E" href="sip:9002@192.168.2.7:5060;user=phone;transport=udp"><sip:9002@192.168.2.7:5060;user=phone;transport=udp></a>.
<br>
Server: Cisco ATA 188 v3.2.1 atasip (050616A).
<br>
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER,
PRACK,
<br>
UPDATE.
<br>
Supported: replaces.
<br>
Content-Length: 193.
<br>
Content-Type: application/sdp.
<br>
.
<br>
v=0.
<br>
<font color="#ff0000"><big><b>o=9002 27865 27865 IN IP4 <u>192.168.2.7</u></b></big></font><u>.
</u><br>
s=ATA186 Call.
<br>
c=IN IP4 192.168.2.7.
<br>
t=0 0.
<br>
m=audio 16386 RTP/AVP 0 101.
<br>
a=rtpmap:0 PCMU/8000/1.
<br>
a=rtpmap:101 telephone-event/8000.
<br>
a=fmtp:101 0-15.
<br>
<br>
#
<br>
U 192.168.2.60:5060 -> 59.144.88.7:5060
<br>
SIP/2.0 200 OK.
<br>
Via: SIP/2.0/UDP 192.168.1.2:5060;rport=5060;received=59.144.88.7
<br>
;branch=z9hG4bKbd027751c869b9ff.
<br>
Record-Route: <a class="moz-txt-link-rfc2396E" href="sip:192.168.2.60;lr=on;ftag=4240982537"><sip:192.168.2.60;lr=on;ftag=4240982537></a>.
<br>
From: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@mysipdomain.com;user=phone"><sip:8002@mysipdomain.com;user=phone></a>;tag=4240982537.
<br>
To: <a class="moz-txt-link-rfc2396E" href="sip:9002@mysipdomain.com;user=phone"><sip:9002@mysipdomain.com;user=phone></a>;tag=1332822912.
<br>
Call-ID: <a class="moz-txt-link-abbreviated" href="mailto:1685867393@192.168.1.2">1685867393@192.168.1.2</a>.
<br>
CSeq: 2 INVITE.
<br>
Contact: 9002
<a class="moz-txt-link-rfc2396E" href="sip:9002@61.17.248.68:3186;user=phone;transport=udp"><sip:9002@61.17.248.68:3186;user=phone;transport=udp></a>.
<br>
Server: Cisco ATA 188 v3.2.1 atasip (050616A).
<br>
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER,
PRACK,
<br>
UPDATE.
<br>
Supported: replaces.
<br>
Content-Length: 193.
<br>
Content-Type: application/sdp.
<br>
.
<br>
v=0.
<br>
o=9002 27865 27865 IN IP4 192.168.2.7.
<br>
s=ATA186 Call.
<br>
c=IN IP4 192.168.2.7.
<br>
t=0 0.
<br>
m=audio 16386 RTP/AVP 0 101.
<br>
a=rtpmap:0 PCMU/8000/1.
<br>
a=rtpmap:101 telephone-event/8000.
<br>
a=fmtp:101 0-15.
<br>
<br>
#
<br>
U 61.17.248.68:3186 -> 192.168.2.60:5060
<br>
SIP/2.0 200 OK.
<br>
Via: SIP/2.0/UDP 192.168.2.60;branch=z9hG4bKc466.901bd403.0.
<br>
Via: SIP/2.0/UDP 192.168.1.2:5060;rport=5060;received=59.144.88.7
<br>
;branch=z9hG4bKbd027751c869b9ff.
<br>
Record-Route: <a class="moz-txt-link-rfc2396E" href="sip:192.168.2.60;lr=on;ftag=4240982537"><sip:192.168.2.60;lr=on;ftag=4240982537></a>.
<br>
From: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@mysipdomain.com;user=phone"><sip:8002@mysipdomain.com;user=phone></a>;tag=4240982537.
<br>
To: <a class="moz-txt-link-rfc2396E" href="sip:9002@mysipdomain.com;user=phone"><sip:9002@mysipdomain.com;user=phone></a>;tag=1332822912.
<br>
Call-ID: <a class="moz-txt-link-abbreviated" href="mailto:1685867393@192.168.1.2">1685867393@192.168.1.2</a>.
<br>
CSeq: 2 INVITE.
<br>
Contact: 9002
<a class="moz-txt-link-rfc2396E" href="sip:9002@192.168.2.7:5060;user=phone;transport=udp"><sip:9002@192.168.2.7:5060;user=phone;transport=udp></a>.
<br>
Server: Cisco ATA 188 v3.2.1 atasip (050616A).
<br>
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER,
PRACK,
<br>
UPDATE.
<br>
Supported: replaces.
<br>
Content-Length: 193.
<br>
Content-Type: application/sdp.
<br>
.
<br>
v=0.
<br>
o=9002 27865 27865 IN IP4 192.168.2.7.
<br>
s=ATA186 Call.
<br>
c=IN IP4 192.168.2.7.
<br>
t=0 0.
<br>
m=audio 16386 RTP/AVP 0 101.
<br>
a=rtpmap:0 PCMU/8000/1.
<br>
a=rtpmap:101 telephone-event/8000.
<br>
a=fmtp:101 0-15.
<br>
<br>
#
<br>
U 192.168.2.60:5060 -> 59.144.88.7:5060
<br>
SIP/2.0 200 OK.
<br>
Via: SIP/2.0/UDP 192.168.1.2:5060;rport=5060;received=59.144.88.7
<br>
;branch=z9hG4bKbd027751c869b9ff.
<br>
Record-Route: <a class="moz-txt-link-rfc2396E" href="sip:192.168.2.60;lr=on;ftag=4240982537"><sip:192.168.2.60;lr=on;ftag=4240982537></a>.
<br>
From: Indian-2
<a class="moz-txt-link-rfc2396E" href="sip:8002@mysipdomain.com;user=phone"><sip:8002@mysipdomain.com;user=phone></a>;tag=4240982537.
<br>
To: <a class="moz-txt-link-rfc2396E" href="sip:9002@mysipdomain.com;user=phone"><sip:9002@mysipdomain.com;user=phone></a>;tag=1332822912.
<br>
Call-ID: <a class="moz-txt-link-abbreviated" href="mailto:1685867393@192.168.1.2">1685867393@192.168.1.2</a>.
<br>
CSeq: 2 INVITE.
<br>
Contact: 9002
<a class="moz-txt-link-rfc2396E" href="sip:9002@61.17.248.68:3186;user=phone;transport=udp"><sip:9002@61.17.248.68:3186;user=phone;transport=udp></a>.
<br>
Server: Cisco ATA 188 v3.2.1 atasip (050616A).
<br>
Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, REGISTER,
PRACK,
<br>
UPDATE.
<br>
Supported: replaces.
<br>
Content-Length: 193.
<br>
Content-Type: application/sdp.
<br>
v=0.
<br>
o=9002 27865 27865 IN IP4 192.168.2.7.
<br>
s=ATA186 Call.
<br>
c=IN IP4 192.168.2.7.
<br>
t=0 0.
<br>
m=audio 16386 RTP/AVP 0 101.
<br>
a=rtpmap:0 PCMU/8000/1.
<br>
a=rtpmap:101 telephone-event/8000.
<br>
a=fmtp:101 0-15.
<br>
<br>
<pre wrap="">
<hr size="4" width="90%">
_______________________________________________
Users mailing list
<a class="moz-txt-link-abbreviated" href="mailto:Users@openser.org">Users@openser.org</a>
<a class="moz-txt-link-freetext" href="http://openser.org/cgi-bin/mailman/listinfo/users">http://openser.org/cgi-bin/mailman/listinfo/users</a>
</pre>
</blockquote>
<br>
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