Re: [Freeswitch-users] Cisco 7960 has problem with music on hold

4 May 2010


      Here is the detail:
Both Cisco 7960 loaded with SIP firmware: P0S3-08-9-00
They both uses static IP address. 
I am running Freeswitch 1.0.6
The following is the SIP trace: (I altered IP addresses)

U 222.111.000.144:50745 -> 222.111.000.177:5060
  INVITE sip:1004@222.111.000.177;user=phone SIP/2.0..Via: SIP/2.0/UDP 222.111.000.144:5060;branch=z9hG4bK43506416..From:
  "Line2" <sip:1008@222.111.000.177>;tag=00082166efcb01396b803ac6-7e5ae7dc..To: <sip:1004@222.111.000.177;user=phone>..Cal
  l-ID: 00082166-efcb0019-398a09d5-5e799be0@222.111.000.144..Max-Forwards: 70..Date: Tue, 04 May 2010 12:17:11 GMT..CSeq:
  101 INVITE..User-Agent: Cisco-CP7960G/8.0..Contact: <sip:1008@222.111.000.144:5060;transport=udp>..Expires: 180..Accept:
   application/sdp..Allow: ACK,BYE,CANCEL,INVITE,NOTIFY,OPTIONS,REFER,REGISTER,UPDATE..Supported: replaces,join,norefersub
  ..Content-Length: 282..Content-Type: application/sdp..Content-Disposition: session;handling=optional....v=0..o=Cisco-SIP
  UA 11004 0 IN IP4 222.111.000.144..s=SIP Call..t=0 0..m=audio 21654 RTP/AVP 0 8 18 101..c=IN IP4 222.111.000.144..a=rtpm
  ap:0 PCMU/8000..a=rtpmap:8 PCMA/8000..a=rtpmap:18 G729/8000..a=fmtp:18 annexb=no..a=rtpmap:101 telephone-event/8000..a=f
  mtp:101 0-15..a=sendrecv..
#
U 222.111.000.177:5060 -> 222.111.000.144:5060
  SIP/2.0 100 Trying..Via: SIP/2.0/UDP 222.111.000.144:5060;branch=z9hG4bK43506416..From: "Line2" <sip:1008@222.111.000.17
  7>;tag=00082166efcb01396b803ac6-7e5ae7dc..To: <sip:1004@222.111.000.177;user=phone>..Call-ID: 00082166-efcb0019-398a09d5
  -5e799be0@222.111.000.144..CSeq: 101 INVITE..User-Agent: FreeSWITCH-mod_sofia/1.0.6-svn-exported..Content-Length: 0....
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  INVITE sip:1004@222.111.000.102:5060;transport=udp SIP/2.0..Via: SIP/2.0/UDP 222.111.000.177;rport;branch=z9hG4bKB5vj0Sm
  350B9r..Max-Forwards: 68..From: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSySQN..To: <sip:1004@222.111.000.102:5060
  ;transport=udp>..Call-ID: ff905261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 130369205 INVITE..Contact: <sip:mod_sofia@222.111.
  120.177:5060>..User-Agent: FreeSWITCH-mod_sofia/1.0.6-svn-exported..Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, U
  PDATE, INFO, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, replaces..Allow-Events:
  talk, presence, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer.
  .Content-Type: application/sdp..Content-Disposition: session..Content-Length: 433..X-FS-Support: update_display..Remote-
  Party-ID: "Line2" <sip:1008@222.111.000.177>;party=calling;screen=yes;privacy=off....v=0..o=FreeSWITCH 1272956499 127295
  6500 IN IP4 222.111.000.177..s=FreeSWITCH..c=IN IP4 222.111.000.177..t=0 0..m=audio 18584 RTP/AVP 0 115 107 9 8 3 101 13
  ..a=rtpmap:0 PCMU/8000..a=rtpmap:115 G7221/32000..a=fmtp:115 bitrate=48000..a=rtpmap:107 G7221/16000..a=fmtp:107 bitrate
  =32000..a=rtpmap:9 G722/8000..a=rtpmap:8 PCMA/8000..a=rtpmap:3 GSM/8000..a=rtpmap:101 telephone-event/8000..a=fmtp:101 0
  -16..a=rtpmap:13 CN/8000..a=ptime:20..
#
U 222.111.000.102:51984 -> 222.111.000.177:5060
  SIP/2.0 100 Trying..Via: SIP/2.0/UDP 222.111.000.177;rport;branch=z9hG4bKB5vj0Sm350B9r..From: "Line2" <sip:1008@222.111.
  120.177>;tag=9BNeN21mSySQN..To: <sip:1004@222.111.000.102:5060;transport=udp>..Call-ID: ff905261-d218-122d-9ab7-6d55cd3b
  b1e9..Date: Tue, 04 May 2010 12:17:12 GMT..CSeq: 130369205 INVITE..Server: Cisco-CP7960G/8.0..Contact: <sip:1001@222.111
  .000.102:5060;transport=udp>..Allow: ACK,BYE,CANCEL,INVITE,NOTIFY,OPTIONS,REFER,REGISTER,UPDATE..Content-Length: 0....
#
U 222.111.000.102:51985 -> 222.111.000.177:5060
  SIP/2.0 180 Ringing..Via: SIP/2.0/UDP 222.111.000.177;rport;branch=z9hG4bKB5vj0Sm350B9r..From: "Line2" <sip:1008@222.111
  .000.177>;tag=9BNeN21mSySQN..To: <sip:1004@222.111.000.102:5060;transport=udp>;tag=000821969c8a01964ef2e695-368dc57b..Ca
  ll-ID: ff905261-d218-122d-9ab7-6d55cd3bb1e9..Date: Tue, 04 May 2010 12:17:12 GMT..CSeq: 130369205 INVITE..Server: Cisco-
  CP7960G/8.0..Contact: <sip:1004@222.111.000.102:5060;transport=udp>..Allow: ACK,BYE,CANCEL,INVITE,NOTIFY,OPTIONS,REFER,R
  EGISTER,UPDATE..Content-Length: 0....
#
U 222.111.000.177:5060 -> 222.111.000.144:5060
  SIP/2.0 183 Session Progress..Via: SIP/2.0/UDP 222.111.000.144:5060;branch=z9hG4bK43506416..From: "Line2" <sip:1008@204.
  126.000.177>;tag=00082166efcb01396b803ac6-7e5ae7dc..To: <sip:1004@222.111.000.177;user=phone>;tag=82UNK7gHvN34S..Call-ID
  : 00082166-efcb0019-398a09d5-5e799be0@222.111.000.144..CSeq: 101 INVITE..Contact: <sip:1004@222.111.000.177:5060;transpo
  rt=udp>..User-Agent: FreeSWITCH-mod_sofia/1.0.6-svn-exported..Accept: application/sdp..Allow: INVITE, ACK, BYE, CANCEL,
  OPTIONS, MESSAGE, UPDATE, INFO, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, repla
  ces..Allow-Events: talk, presence, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, mess
  age-summary, refer..Content-Type: application/sdp..Content-Disposition: session..Content-Length: 253..Remote-Party-ID: "
  1004" <sip:1004@222.111.000.177>;party=calling;privacy=off;screen=no....v=0..o=FreeSWITCH 1272949011 1272949012 IN IP4 2
  04.126.000.177..s=FreeSWITCH..c=IN IP4 222.111.000.177..t=0 0..m=audio 26072 RTP/AVP 0 101..a=rtpmap:0 PCMU/8000..a=rtpm
  ap:101 telephone-event/8000..a=fmtp:101 0-16..a=silenceSupp:off - - - -..a=ptime:20..
#
U 222.111.000.102:51986 -> 222.111.000.177:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 222.111.000.177;rport;branch=z9hG4bKB5vj0Sm350B9r..From: "Line2" <sip:1008@222.111.000.
  177>;tag=9BNeN21mSySQN..To: <sip:1004@222.111.000.102:5060;transport=udp>;tag=000821969c8a01964ef2e695-368dc57b..Call-ID
  : ff905261-d218-122d-9ab7-6d55cd3bb1e9..Date: Tue, 04 May 2010 12:17:13 GMT..CSeq: 130369205 INVITE..Server: Cisco-CP796
  0G/8.0..Contact: <sip:1004@222.111.000.102:5060;transport=udp>..Allow: ACK,BYE,CANCEL,INVITE,NOTIFY,OPTIONS,REFER,REGIST
  ER,UPDATE..Supported: replaces,join,norefersub..Content-Length: 210..Content-Type: application/sdp..Content-Disposition:
   session;handling=optional....v=0..o=Cisco-SIPUA 5247 0 IN IP4 222.111.000.102..s=SIP Call..t=0 0..m=audio 18454 RTP/AVP
   0 101..c=IN IP4 222.111.000.102..a=rtpmap:0 PCMU/8000..a=rtpmap:101 telephone-event/8000..a=fmtp:101 0-15..a=sendrecv..
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  ACK sip:1004@222.111.000.102:5060;transport=udp SIP/2.0..Via: SIP/2.0/UDP 222.111.000.177;rport;branch=z9hG4bKcepB2m5629
  1Um..Max-Forwards: 70..From: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSySQN..To: <sip:1004@222.111.000.102:5060;tr
  ansport=udp>;tag=000821969c8a01964ef2e695-368dc57b..Call-ID: ff905261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 130369205 ACK..
  Contact: <sip:mod_sofia@222.111.000.177:5060>..Content-Length: 0....
#
U 222.111.000.177:5060 -> 222.111.000.144:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 222.111.000.144:5060;branch=z9hG4bK43506416..From: "Line2" <sip:1008@222.111.000.177>;t
  ag=00082166efcb01396b803ac6-7e5ae7dc..To: <sip:1004@222.111.000.177;user=phone>;tag=82UNK7gHvN34S..Call-ID: 00082166-efc
  b0019-398a09d5-5e799be0@222.111.000.144..CSeq: 101 INVITE..Contact: <sip:1004@222.111.000.177:5060;transport=udp>..User-
  Agent: FreeSWITCH-mod_sofia/1.0.6-svn-exported..Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, REGISTE
  R, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, replaces..Allow-Events: talk, presence, dial
  og, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer..Content-Type: appli
  cation/sdp..Content-Disposition: session..Content-Length: 253..Remote-Party-ID: "1004" <sip:1004@222.111.000.177>;party=
  calling;privacy=off;screen=no....v=0..o=FreeSWITCH 1272949011 1272949012 IN IP4 222.111.000.177..s=FreeSWITCH..c=IN IP4
  222.111.000.177..t=0 0..m=audio 26072 RTP/AVP 0 101..a=rtpmap:0 PCMU/8000..a=rtpmap:101 telephone-event/8000..a=fmtp:101
   0-16..a=silenceSupp:off - - - -..a=ptime:20..
#
U 222.111.000.144:50746 -> 222.111.000.177:5060
  ACK sip:1004@222.111.000.177:5060;transport=udp SIP/2.0..Via: SIP/2.0/UDP 222.111.000.144:5060;branch=z9hG4bK27a3b7e3..F
  rom: "Line2" <sip:1008@222.111.000.177>;tag=00082166efcb01396b803ac6-7e5ae7dc..To: <sip:1004@222.111.000.177;user=phone>
  ;tag=82UNK7gHvN34S..Call-ID: 00082166-efcb0019-398a09d5-5e799be0@222.111.000.144..Max-Forwards: 70..Date: Tue, 04 May 20
  10 12:17:14 GMT..CSeq: 101 ACK..User-Agent: Cisco-CP7960G/8.0..Content-Length: 0....
#
U 222.111.000.102:51018 -> 222.111.000.177:5060
  INVITE sip:mod_sofia@222.111.000.177:5060 SIP/2.0..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK6e75964a..From: <
  sip:1004@222.111.000.102:5060;transport=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.17
  7>;tag=9BNeN21mSySQN..Call-ID: ff905261-d218-122d-9ab7-6d55cd3bb1e9..Max-Forwards: 70..Date: Tue, 04 May 2010 12:17:15 G
  MT..CSeq: 101 INVITE..User-Agent: Cisco-CP7960G/8.0..Contact: <sip:1004@222.111.000.102:5060;transport=udp>..Accept: app
  lication/sdp..Allow: ACK,BYE,CANCEL,INVITE,NOTIFY,OPTIONS,REFER,REGISTER,UPDATE..Supported: replaces,join,norefersub..Co
  ntent-Length: 281..Content-Type: application/sdp..Content-Disposition: session;handling=optional....v=0..o=Cisco-SIPUA 5
  247 1 IN IP4 222.111.000.102..s=SIP Call..t=0 0..m=audio 18454 RTP/AVP 0 8 18 101..c=IN IP4 222.111.000.102..a=rtpmap:0
  PCMU/8000..a=rtpmap:8 PCMA/8000..a=rtpmap:18 G729/8000..a=fmtp:18 annexb=no..a=rtpmap:101 telephone-event/8000..a=fmtp:1
  01 0-15..a=sendonly..
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  SIP/2.0 100 Trying..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK6e75964a..From: <sip:1004@222.111.000.102:5060;t
  ransport=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSySQN..Call-ID:
  ff905261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 101 INVITE..User-Agent: FreeSWITCH-mod_sofia/1.0.6-svn-exported..Content-Len
  gth: 0....
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK6e75964a..From: <sip:1004@222.111.000.102:5060;trans
  port=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSySQN..Call-ID: ff90
  5261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 101 INVITE..Contact: <sip:mod_sofia@222.111.000.177:5060>..User-Agent: FreeSWITC
  H-mod_sofia/1.0.6-svn-exported..Accept: application/sdp..Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO
  , REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, replaces..Content-Type: application
  /sdp..Content-Disposition: session..Content-Length: 265....v=0..o=FreeSWITCH 1272956499 1272956501 IN IP4 222.111.000.17
  7..s=FreeSWITCH..c=IN IP4 222.111.000.177..t=0 0..m=audio 18584 RTP/AVP 0 101..a=rtpmap:0 PCMU/8000..a=rtpmap:101 teleph
  one-event/8000..a=fmtp:101 0-16..a=recvonly..a=silenceSupp:off - - - -..a=ptime:20..
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK6e75964a..From: <sip:1004@222.111.000.102:5060;trans
  port=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSySQN..Call-ID: ff90
  5261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 101 INVITE..Contact: <sip:mod_sofia@222.111.000.177:5060>..User-Agent: FreeSWITC
  H-mod_sofia/1.0.6-svn-exported..Accept: application/sdp..Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO
  , REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, replaces..Content-Type: application
  /sdp..Content-Disposition: session..Content-Length: 265....v=0..o=FreeSWITCH 1272956499 1272956501 IN IP4 222.111.000.17
  7..s=FreeSWITCH..c=IN IP4 222.111.000.177..t=0 0..m=audio 18584 RTP/AVP 0 101..a=rtpmap:0 PCMU/8000..a=rtpmap:101 teleph
  one-event/8000..a=fmtp:101 0-16..a=recvonly..a=silenceSupp:off - - - -..a=ptime:20..
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK6e75964a..From: <sip:1004@222.111.000.102:5060;trans
  port=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSySQN..Call-ID: ff90
  5261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 101 INVITE..Contact: <sip:mod_sofia@222.111.000.177:5060>..User-Agent: FreeSWITC
  H-mod_sofia/1.0.6-svn-exported..Accept: application/sdp..Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO
  , REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, replaces..Content-Type: application
  /sdp..Content-Disposition: session..Content-Length: 265....v=0..o=FreeSWITCH 1272956499 1272956501 IN IP4 222.111.000.17
  7..s=FreeSWITCH..c=IN IP4 222.111.000.177..t=0 0..m=audio 18584 RTP/AVP 0 101..a=rtpmap:0 PCMU/8000..a=rtpmap:101 teleph
  one-event/8000..a=fmtp:101 0-16..a=recvonly..a=silenceSupp:off - - - -..a=ptime:20..
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK6e75964a..From: <sip:1004@222.111.000.102:5060;trans
  port=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSySQN..Call-ID: ff90
  5261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 101 INVITE..Contact: <sip:mod_sofia@222.111.000.177:5060>..User-Agent: FreeSWITC
  H-mod_sofia/1.0.6-svn-exported..Accept: application/sdp..Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO
  , REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, replaces..Content-Type: application
  /sdp..Content-Disposition: session..Content-Length: 265....v=0..o=FreeSWITCH 1272956499 1272956501 IN IP4 222.111.000.17
  7..s=FreeSWITCH..c=IN IP4 222.111.000.177..t=0 0..m=audio 18584 RTP/AVP 0 101..a=rtpmap:0 PCMU/8000..a=rtpmap:101 teleph
  one-event/8000..a=fmtp:101 0-16..a=recvonly..a=silenceSupp:off - - - -..a=ptime:20..
#
U 222.111.000.102:51018 -> 222.111.000.177:5060
  INVITE sip:mod_sofia@222.111.000.177:5060 SIP/2.0..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK2c3b4977..From: <
  sip:1004@222.111.000.102:5060;transport=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.17
  7>;tag=9BNeN21mSySQN..Call-ID: ff905261-d218-122d-9ab7-6d55cd3bb1e9..Max-Forwards: 70..Date: Tue, 04 May 2010 12:17:22 G
  MT..CSeq: 102 INVITE..User-Agent: Cisco-CP7960G/8.0..Contact: <sip:1004@222.111.000.102:5060;transport=udp>..Accept: app
  lication/sdp..Allow: ACK,BYE,CANCEL,INVITE,NOTIFY,OPTIONS,REFER,REGISTER,UPDATE..Supported: replaces,join,norefersub..Co
  ntent-Length: 281..Content-Type: application/sdp..Content-Disposition: session;handling=optional....v=0..o=Cisco-SIPUA 5
  247 2 IN IP4 222.111.000.102..s=SIP Call..t=0 0..m=audio 18454 RTP/AVP 0 8 18 101..c=IN IP4 222.111.000.102..a=rtpmap:0
  PCMU/8000..a=rtpmap:8 PCMA/8000..a=rtpmap:18 G729/8000..a=fmtp:18 annexb=no..a=rtpmap:101 telephone-event/8000..a=fmtp:1
  01 0-15..a=sendrecv..
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  SIP/2.0 500 Overlapping Requests..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK2c3b4977..From: <sip:1004@222.111.
  120.102:5060;transport=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSy
  SQN..Call-ID: ff905261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 102 INVITE..Retry-After: 2 (Overlapping Requests)..User-Agent:
   FreeSWITCH-mod_sofia/1.0.6-svn-exported..Accept: application/sdp..Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UP
  DATE, INFO, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, replaces..Content-Length:
   0....
#
U 222.111.000.102:51987 -> 222.111.000.177:5060
  ACK sip:mod_sofia@222.111.000.177:5060 SIP/2.0..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK2c3b4977..From: <sip
  :1004@222.111.000.102:5060;transport=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;
  tag=9BNeN21mSySQN..Call-ID: ff905261-d218-122d-9ab7-6d55cd3bb1e9..Date: Tue, 04 May 2010 12:17:23 GMT..CSeq: 102 ACK..Co
  ntent-Length: 0....
#
U 222.111.000.102:51018 -> 222.111.000.177:5060
  BYE sip:mod_sofia@222.111.000.177:5060 SIP/2.0..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK7102f98b..From: <sip
  :1004@222.111.000.102:5060;transport=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;
  tag=9BNeN21mSySQN..Call-ID: ff905261-d218-122d-9ab7-6d55cd3bb1e9..Max-Forwards: 70..Date: Tue, 04 May 2010 12:17:23 GMT.
  .CSeq: 103 BYE..User-Agent: Cisco-CP7960G/8.0..Content-Length: 0....
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK7102f98b..From: <sip:1004@222.111.000.102:5060;trans
  port=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSySQN..Call-ID: ff90
  5261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 103 BYE..User-Agent: FreeSWITCH-mod_sofia/1.0.6-svn-exported..Allow: INVITE, ACK
  , BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, preconditi
  on, path, replaces..Content-Length: 0....
#
U 222.111.000.177:5060 -> 222.111.000.144:5060
  BYE sip:1008@222.111.000.144:5060;transport=udp SIP/2.0..Via: SIP/2.0/UDP 222.111.000.177;rport;branch=z9hG4bKDQF43Fpa0j
  reg..Max-Forwards: 70..From: <sip:1004@222.111.000.177;user=phone>;tag=82UNK7gHvN34S..To: "Line2" <sip:1008@222.111.000.
  177>;tag=00082166efcb01396b803ac6-7e5ae7dc..Call-ID: 00082166-efcb0019-398a09d5-5e799be0@222.111.000.144..CSeq: 13036921
  1 BYE..Contact: <sip:1004@222.111.000.177:5060;transport=udp>..User-Agent: FreeSWITCH-mod_sofia/1.0.6-svn-exported..Allo
  w: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: tim
  er, precondition, path, replaces..Reason: Q.850;cause=16;text="NORMAL_CLEARING"..Content-Length: 0....
#
U 222.111.000.144:50747 -> 222.111.000.177:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 222.111.000.177;rport;branch=z9hG4bKDQF43Fpa0jreg..From: <sip:1004@222.111.000.177;user
  =phone>;tag=82UNK7gHvN34S..To: "Line2" <sip:1008@222.111.000.177>;tag=00082166efcb01396b803ac6-7e5ae7dc..Call-ID: 000821
  66-efcb0019-398a09d5-5e799be0@222.111.000.144..Date: Tue, 04 May 2010 12:17:24 GMT..CSeq: 130369211 BYE..Server: Cisco-C
  P7960G/8.0..Content-Length: 0....
#
U 222.111.000.177:5060 -> 222.111.000.102:5060
  SIP/2.0 200 OK..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK6e75964a..From: <sip:1004@222.111.000.102:5060;trans
  port=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;tag=9BNeN21mSySQN..Call-ID: ff90
  5261-d218-122d-9ab7-6d55cd3bb1e9..CSeq: 101 INVITE..Contact: <sip:mod_sofia@222.111.000.177:5060>..User-Agent: FreeSWITC
  H-mod_sofia/1.0.6-svn-exported..Accept: application/sdp..Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO
  , REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, replaces..Content-Type: application
  /sdp..Content-Disposition: session..Content-Length: 265....v=0..o=FreeSWITCH 1272956499 1272956501 IN IP4 222.111.000.17
  7..s=FreeSWITCH..c=IN IP4 222.111.000.177..t=0 0..m=audio 18584 RTP/AVP 0 101..a=rtpmap:0 PCMU/8000..a=rtpmap:101 teleph
  one-event/8000..a=fmtp:101 0-16..a=recvonly..a=silenceSupp:off - - - -..a=ptime:20..
#
U 222.111.000.102:51988 -> 222.111.000.177:5060
  ACK sip:mod_sofia@222.111.000.177:5060 SIP/2.0..Via: SIP/2.0/UDP 222.111.000.102:5060;branch=z9hG4bK2c87fac1..From: <sip
  :1004@222.111.000.102:5060;transport=udp>;tag=000821969c8a01964ef2e695-368dc57b..To: "Line2" <sip:1008@222.111.000.177>;
  tag=9BNeN21mSySQN..Call-ID: ff905261-d218-122d-9ab7-6d55cd3bb1e9..Max-Forwards: 70..Date: Tue, 04 May 2010 12:17:16 GMT.
  .CSeq: 101 ACK..User-Agent: Cisco-CP7960G/8.0..Content-Length: 0....
exit
25 received, 0 dropped

Gary Chen

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