<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt">This is how my sip capture looks. I am making a call from ext 1002 to 1004. <br><br>U 2013/07/02 21:13:32.876503 50.84.xxx.yyy:61472 -> 10.164.62.166:5060<br>SIP/2.0 180 Ringing.<br>Via: SIP/2.0/UDP 54.235.xxx.xxx:5060;branch=z9hG4bKb0be.e57d8ce.0.<br>Via: SIP/2.0/UDP 50.84.xxx.xxx:5065;rport=5065;branch=z9hG4bKPjgBwd-5iRFfSiG7l6NyTlOMaMK5YQIqpZ.<br>Record-Route: <sip:54.235.xxx.xxx;lr;nat=yes>.<br>Contact: <sip:1004@172.10.17.88:61472;rinstance=d9e6974a58dc5882>.<br>To: <sip:1004@54.235.xxx.xxx:5060>;tag=1718096f.<br>From: "1002"<sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>CSeq: 4600 INVITE.<br>User-Agent: 3CXPhone 6.0.26523.0.<br>Content-Length: 0.<br>.<br><br><br>U 2013/07/02 21:13:32.876798 10.164.62.166:5060 ->
50.84.xxx.xxx:5065<br>SIP/2.0 180 Ringing.<br>Via: SIP/2.0/UDP 50.84.xxx.xxx:5065;rport=5065;branch=z9hG4bKPjgBwd-5iRFfSiG7l6NyTlOMaMK5YQIqpZ.<br>Record-Route: <sip:54.235.xxx.xxx;lr;nat=yes>.<br>Contact: <sip:1004@172.10.17.88:61472;alias=50.84.xxx.yyy~61472~1;rinstance=d9e6974a58dc5882>.<br>To: <sip:1004@54.235.xxx.xxx:5060>;tag=1718096f.<br>From: "1002"<sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>CSeq: 4600 INVITE.<br>User-Agent: 3CXPhone 6.0.26523.0.<br>Content-Length: 0.<br>.<br><br>U 2013/07/02 21:13:37.185706 50.84.xxx.yyy:61472 -> 10.164.62.166:5060<br>SIP/2.0 200 OK.<br>Via: SIP/2.0/UDP 54.235.xxx.xxx:5060;branch=z9hG4bKb0be.e57d8ce.0.<br>Via: SIP/2.0/UDP 50.84.xxx.xxx:5065;rport=5065;branch=z9hG4bKPjgBwd-5iRFfSiG7l6NyTlOMaMK5YQIqpZ.<br>Record-Route: <sip:54.235.xxx.xxx;lr;nat=yes>.<br>Contact:
<sip:1004@172.10.17.88:61472;rinstance=d9e6974a58dc5882>.<br>To: <sip:1004@54.235.xxx.xxx:5060>;tag=1718096f.<br>From: "1002"<sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>CSeq: 4600 INVITE.<br>Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REGISTER, SUBSCRIBE, NOTIFY, REFER, INFO, MESSAGE.<br>Content-Type: application/sdp.<br>Supported: replaces.<br>User-Agent: 3CXPhone 6.0.26523.0.<br>Content-Length: 256.<br>.<br>v=0.<br>o=3cxVCE 201458055 127227570 IN IP4 172.10.17.88.<br>s=3cxVCE Audio Call.<br>c=IN IP4 172.10.17.88.<br>t=0 0.<br>m=audio 40024 RTP/AVP 3 8 0 101.<br>a=rtpmap:3 GSM/8000.<br>a=rtpmap:8 PCMA/8000.<br>a=rtpmap:0 PCMU/8000.<br>a=rtpmap:101 telephone-event/8000.<br>a=fmtp:101 0-15.<br><br> 2(10205) NOTICE: acc [acc.c:275]: acc_log_request(): ACC: transaction answered:
timestamp=1372799617;method=INVITE;from_tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5;to_tag=1718096f;call_id=yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-;code=200;reason=OK;src_user=1002;src_domain=54.235.xxx.xxx;src_ip=50.84.xxx.xxx;dst_ouser=1004;dst_user=1004;dst_domain=172.10.17.88<br><br>U 2013/07/02 21:13:37.196544 10.164.62.166:5060 -> 50.84.xxx.xxx:5065<br>SIP/2.0 200 OK.<br>Via: SIP/2.0/UDP 50.84.xxx.xxx:5065;rport=5065;branch=z9hG4bKPjgBwd-5iRFfSiG7l6NyTlOMaMK5YQIqpZ.<br>Record-Route: <sip:54.235.xxx.xxx;lr;nat=yes>.<br>Contact: <sip:1004@172.10.17.88:61472;alias=50.84.xxx.yyy~61472~1;rinstance=d9e6974a58dc5882>.<br>To: <sip:1004@54.235.xxx.xxx:5060>;tag=1718096f.<br>From: "1002"<sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>CSeq: 4600 INVITE.<br>Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REGISTER, SUBSCRIBE, NOTIFY, REFER, INFO, MESSAGE.<br>Content-Type:
application/sdp.<br>Supported: replaces.<br>User-Agent: 3CXPhone 6.0.26523.0.<br>Content-Length: 276.<br>.<br>v=0.<br>o=3cxVCE 201458055 127227570 IN IP4 54.235.xxx.xxx.<br>s=3cxVCE Audio Call.<br>c=IN IP4 54.235.xxx.xxx.<br>t=0 0.<br>m=audio 47210 RTP/AVP 3 8 0 101.<br>a=rtpmap:3 GSM/8000.<br>a=rtpmap:8 PCMA/8000.<br>a=rtpmap:0 PCMU/8000.<br>a=rtpmap:101 telephone-event/8000.<br>a=fmtp:101 0-15.<br>a=nortpproxy:yes.<br><br><br>U 2013/07/02 21:13:37.437809 50.84.xxx.xxx:5065 -> 10.164.62.166:5060<br>ACK sip:1004@172.10.17.88:61472;alias=50.84.xxx.yyy~61472~1;rinstance=d9e6974a58dc5882 SIP/2.0.<br>Via: SIP/2.0/UDP 50.84.xxx.xxx:5065;rport;branch=z9hG4bKPj7uuAnd60VwkAO19guEfMd-r5rtuCV1xN.<br>Max-Forwards: 70.<br>From: "1002" <sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>To: sip:1004@54.235.xxx.xxx:5060;tag=1718096f.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>CSeq: 4600 ACK.<br>Route:
<sip:54.235.xxx.xxx;lr;nat=yes>.<br>Content-Length: 0.<br>.<br><br><br>U 2013/07/02 21:13:37.438072 10.164.62.166:5060 -> 50.84.xxx.yyy:61472<br>ACK sip:1004@172.10.17.88:61472;rinstance=d9e6974a58dc5882 SIP/2.0.<br>Via: SIP/2.0/UDP 54.235.xxx.xxx:5060;branch=z9hG4bKcydzigwkX.<br>Via: SIP/2.0/UDP 50.84.xxx.xxx:5065;rport=5065;branch=z9hG4bKPj7uuAnd60VwkAO19guEfMd-r5rtuCV1xN.<br>Max-Forwards: 16.<br>From: "1002" <sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>To: sip:1004@54.235.xxx.xxx:5060;tag=1718096f.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>CSeq: 4600 ACK.<br>Content-Length: 0.<br>.<br><br><br>U 2013/07/02 21:13:38.157996 50.84.xxx.yyy:61472 -> 10.164.62.166:5060<br>BYE sip:1002@50.84.xxx.xxx:5065;ob SIP/2.0.<br>Via: SIP/2.0/UDP 172.10.17.88:61472;branch=z9hG4bK-d8754z-8d614214534e5b28-1---d8754z-;rport.<br>Max-Forwards: 70.<br>Route: <sip:54.235.xxx.xxx;lr;nat=yes>.<br>Contact:
<sip:1004@172.10.17.88:61472;rinstance=d9e6974a58dc5882>.<br>To: "1002"<sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>From: <sip:1004@54.235.xxx.xxx:5060>;tag=1718096f.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>CSeq: 2 BYE.<br>User-Agent: 3CXPhone 6.0.26523.0.<br>Reason: SIP;description="User Hung Up".<br>Content-Length: 0.<br>.<br><br><br>U 2013/07/02 21:13:38.169148 10.164.62.166:5060 -> 50.84.xxx.xxx:5065<br>BYE sip:1002@50.84.xxx.xxx:5065;ob SIP/2.0.<br>Via: SIP/2.0/UDP 54.235.xxx.xxx:5060;branch=z9hG4bKefa.00cd6586.0.<br>Via: SIP/2.0/UDP 172.10.17.88:61472;received=50.84.xxx.yyy;branch=z9hG4bK-d8754z-8d614214534e5b28-1---d8754z-;rport=61472.<br>Max-Forwards: 16.<br>Contact: <sip:1004@172.10.17.88:61472;alias=50.84.xxx.yyy~61472~1;rinstance=d9e6974a58dc5882>.<br>To: "1002"<sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>From:
<sip:1004@54.235.xxx.xxx:5060>;tag=1718096f.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>CSeq: 2 BYE.<br>User-Agent: 3CXPhone 6.0.26523.0.<br>Reason: SIP;description="User Hung Up".<br>Content-Length: 0.<br>.<br><br> 3(10206) NOTICE: acc [acc.c:275]: acc_log_request(): ACC: transaction answered: timestamp=1372799618;method=BYE;from_tag=1718096f;to_tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5;call_id=yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-;code=200;reason=OK;src_user=1004;src_domain=54.235.xxx.xxx;src_ip=50.84.xxx.yyy;dst_ouser=1002;dst_user=1002;dst_domain=50.84.xxx.xxx<br><br>U 2013/07/02 21:13:38.302085 50.84.xxx.xxx:5065 -> 10.164.62.166:5060<br>SIP/2.0 200 OK.<br>Via: SIP/2.0/UDP 54.235.xxx.xxx:5060;received=54.235.xxx.xxx;branch=z9hG4bKefa.00cd6586.0.<br>Via: SIP/2.0/UDP 172.10.17.88:61472;rport=61472;received=50.84.xxx.yyy;branch=z9hG4bK-d8754z-8d614214534e5b28-1---d8754z-.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>From:
<sip:1004@54.235.xxx.xxx:5060>;tag=1718096f.<br>To: "1002" <sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>CSeq: 2 BYE.<br>Content-Length: 0.<br>.<br><br><br>U 2013/07/02 21:13:38.302275 10.164.62.166:5060 -> 50.84.xxx.yyy:61472<br>SIP/2.0 200 OK.<br>Via: SIP/2.0/UDP 172.10.17.88:61472;rport=61472;received=50.84.xxx.yyy;branch=z9hG4bK-d8754z-8d614214534e5b28-1---d8754z-.<br>Call-ID: yyVVgjCpXJdhzaMpBkVfbopF1UOtRPP-.<br>From: <sip:1004@54.235.xxx.xxx:5060>;tag=1718096f.<br>To: "1002" <sip:1002@54.235.xxx.xxx:5060>;tag=ryAGHAFEBqSFh3wr9OXhLqw4TuzvwfE5.<br>CSeq: 2 BYE.<br>Content-Length: 0.<br><div><span><br></span></div><div><br></div> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div dir="ltr"> <hr size="1"> <font face="Arial" size="2"> <b><span
style="font-weight:bold;">From:</span></b> Nick Khamis <symack@gmail.com><br> <b><span style="font-weight: bold;">To:</span></b> arun Jayaprakash <jayaprakasharun@yahoo.com>; Kamailio (SER) - Users Mailing List <sr-users@lists.sip-router.org> <br> <b><span style="font-weight: bold;">Sent:</span></b> Tuesday, July 2, 2013 3:03 PM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [SR-Users] Issue with RTP proxy....<br> </font> </div> <div class="y_msg_container"><br>We've been using RTPProxy behing a Dlink router from hell for 2 years<br>now (SIP ALG mangling and everything). No problems here....<br><br>PS Make sure your "C=", and RR are correct. If not, fix them with the proxy.<br><br>N.<br><br><br></div> </div> </div> </div></body></html>