asterisk + opensips

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asterisk + opensips

Nandini
Dear aamir,

As you said  i have checked the RTP packets, of incoming and outgoing call.

 I am working under stand-alone independent network. And i don’t think so, there is an NAT enabled in my own network.

Please find the below logs ngrep based using in WiMAX network.

#
U 192.168.2.78:27147 -> 192.168.2.40:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 192.168.2.40:5060;branch=
z9hG4bKac49.46354042.0;rport=5060;received=192.168.2.40..Via: SIP/2.0/UDP 192.168.2.66:33270;received=19
  2.168.2.66;branch=z8hG4bKedd26b72-24535979666936-keywe54;rport=33270..Max-Forwards: 70..To: "6006"<[hidden email]>;tag=188069316431..From: "6010" <sip:6010
  @192.168.2.40>;tag=398687640631..Call-ID: edb8dc55-5fd7-154f-98-df-00210705d541@192.168.2.66..CSeq: 1524 INVITE..Contact: <sip:6006@192.168.2.78:27147>..User-Agen
  t: KEYWESOFT SIP Agent v3.1..Expires: 3600..Content-Length: 247..Content-Type: application/sdp....v=0..o=- 295794397 37438 IN IP4 192.168.2.78..s=KEYWESOFT SIP Ag
  ent v3.1..c=IN IP4 192.168.2.78..t=0 0..m=audio 20934 RTP/AVP 8 0 101..a=rtpmap:8 PCMA/8000/1..a=rtpmap:0 PCMU/8000/1..a=rtpmap:101 telephone-event/8000..a=fmtp:1
  01 0-15..a=sendrecv..                                                                                                                                            
#
U 192.168.2.40:5060 -> 192.168.2.66:33270
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 192.168.2.66:33270;received=192.168.2.66;branch=z8hG4bKedd26b72-24535979666936-keywe54;rport=33270..Max-Forwards: 70..To: "6006"<
  [hidden email]>;tag=188069316431..From: "6010" <[hidden email]>;tag=398687640631..Call-ID: edb8dc55-5fd7-154f-98-df-00210705d541@192.168.2.66..CSeq:
   1524 INVITE..Contact: <sip:6006@192.168.2.78:27147>..User-Agent: KEYWESOFT SIP Agent v3.1..Expires: 3600..Content-Length: 247..Content-Type: application/sdp....v
  =0..o=- 295794397 37438 IN IP4 192.168.2.78..s=KEYWESOFT SIP Agent v3.1..c=IN IP4 192.168.2.78..t=0 0..m=audio 20934 RTP/AVP 8 0 101..a=rtpmap:8 PCMA/8000/1..a=rt
  pmap:0 PCMU/8000/1..a=rtpmap:101 telephone-event/8000..a=fmtp:101 0-15..a=sendrecv..                                                                             
#
U 192.168.2.66:33270 -> 192.168.2.40:5060
  ACK sip:6006@192.168.2.40:5060 SIP/2.0..Via: SIP/2.0/UDP 192.168.2.66:33270;branch=z8hG4bKbc73cd57-245451155943079-keywe55;rport..Max-Forwards: 70..To: "6006" <si
  p:6006@192.168.2.40:5060>;tag=188069316431..From: "6010"<[hidden email]>;tag=398687640631..Call-ID: edb8dc55-5fd7-154f-98-df-00210705d541@192.168.2.66..CSe
  q: 1524 ACK..Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO..Contact: <sip:6010@192.168.2.66:33270>;expires=3600..User-Agent: K
  EYWESOFT SIP Agent v3.1..Expires: 3600..Content-Length: 0....                                                                                                    
#
U 192.168.2.40:5060 -> 192.168.2.78:27147
  ACK sip:6006@192.168.2.78:27147 SIP/2.0..Record-Route: <sip:192.168.2.40;lr>..Via: SIP/2.0/UDP 192.168.2.40:5060;branch=z8hG4bKbc73cd57-245451155943079-keywe55..V
  ia: SIP/2.0/UDP 192.168.2.66:33270;received=192.168.2.66;branch=z8hG4bKbc73cd57-245451155943079-keywe55;rport=33270..Max-Forwards: 69..To: "6006" <sip:6006@192.16
  8.2.40:5060>;tag=188069316431..From: "6010"<[hidden email]>;tag=398687640631..Call-ID: edb8dc55-5fd7-154f-98-df-00210705d541@192.168.2.66..CSeq: 1524 ACK..
  Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO..Contact: <sip:6010@192.168.2.66:33270>;expires=3600..User-Agent: KEYWESOFT SIP
  Agent v3.1..Expires: 3600..Content-Length: 0..P-hint: usrloc applied....                                                                                         
#
U 192.168.2.66:20932 -> 192.168.2.78:20934
  .........~.y.......U.........WPTU...UWWQSQ.........V]RVQQ]P...............UPVUUUT..U........U...P]RRRP\RQWPYSQSP............TQWQRQTWU....UT..........QQW..VU...TUT
  ........UQ                                                                                                                                                       
#
U 192.168.2.66:20932 -> 192.168.2.78:20934
  .........~.yPQVP]R[X\QVQ^Q..........UR]R\\_SWV............TQVS^RPQSRWPWWWVT.T.....SRSPS\QVPTVU........TPU...V]PQR_XYQP^]\^\..UVUWVUWRXZXSQT.VT..............PR]ZFE
  YRSR\R]^R]                                                                                                                                                       
#
U 192.168.2.66:20932 -> 192.168.2.78:20934
  .......@.~.yQ......WRS_YZZ_U.............UTP]X]PPQWSQQVVVY[SWQ]PWVVVQR\PTU..................QPVW.......U.WVWQ............WR]QUWS_QT.........UU.UTPSU...WU.UPQWW...
  ........V\                                                                                                                                                       
#
U 192.168.2.66:20932 -> 192.168.2.78:20934
  .........~.y_PWTT....VPU.............]]V]X^PTPSV.............VY\]]VT........U....QT.....RZYSWQR_XXDGAZ_PU.......UT.......................VPSQR_]RRYYQ..........WWW
  VPQWQRRT..                                                                                                                                                       
#
U 192.168.2.66:20932 -> 192.168.2.78:20934
  .........~.y.................TVSY[ZZ_\\SPWT...........U....WU.................VV\[EEGX^YXZ_W..........VQW.....VT............QR]RSV..W\]PVPWTT...........QTTQSST...
  ..........                                                                                                                                

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