Attended Transfer

File: ../capture_files/ethereal_trace.dump
Generated: Sun Jul 25 14:14:32 2004
Traced on: Fri Feb 14 12:43:51 2003
Created by:../sip_scenario.pl version=1.2.7 

Chris                               Leo                                 Proxy                               Joe
10.25.200.218                       10.25.200.211:5060                  10.25.200.148:5060                  10.25.200.220:5060
|                                   |                                   |                                   | <Call><PFrame><DeltaTime><Date><Time>
|                                   |                                   |                                   |
|>F1 INVITE (sdp)------------------------------------------------------>|                                   |  1 PF:1   0.0000 14/Feb/03 12:43:51.1079
|                                   |                                   |                                   |
|<------------------------------------------------------- Trying 100 F2<|                                   |  1 PF:2   0.0010 14/Feb/03 12:43:51.1089
|                                   |                                   |                                   |
|                                   |                                   |>F3 INVITE (sdp)------------------>|  1 PF:3   0.0056 14/Feb/03 12:43:51.1145
|                                   |                                   |                                   |
|                                   |                                   |<------------------- Trying 100 F4<|  1 PF:4   0.1377 14/Feb/03 12:43:51.2523
|                                   |                                   |                                   |
|                                   |                                   |<------------------ Ringing 180 F5<|  1 PF:5   0.0181 14/Feb/03 12:43:51.2704
|                                   |                                   |                                   |
|<------------------------------------------------------ Ringing 180 F6<|                                   |  1 PF:6   0.0004 14/Feb/03 12:43:51.2708
|                                   |                                   |                                   |
|<------------------------------------------------------ Ringing 180 F7<|                                   |  1 PF:7   0.4953 14/Feb/03 12:43:51.7661
|                                   |                                   |                                   |
|                                   |                                   |<------------------ Ringing 180 F8<|  1 PF:8   0.0215 14/Feb/03 12:43:51.7876
|                                   |                                   |                                   |
|<------------------------------------------------------ Ringing 180 F9<|                                   |  1 PF:9   0.9941 14/Feb/03 12:43:52.7817
|                                   |                                   |                                   |
|                                   |                                   |<----------------- Ringing 180 F10<|  1 PF:10  0.0260 14/Feb/03 12:43:52.8077
|                                   |                                   |                                   |
|                                   |                                   |<-----------------(sdp) OK 200 F11<|  1 PF:11  1.0597 14/Feb/03 12:43:53.8674
|                                   |                                   |                                   |
|<-----------------------------------------------------(sdp) OK 200 F12<|                                   |  1 PF:12  0.0005 14/Feb/03 12:43:53.8679
|                                   |                                   |                                   |
|>F13 ACK ------------------------------------------------------------->|                                   |  1 PF:13  0.0738 14/Feb/03 12:43:53.9417
|                                   |                                   |                                   |
|                                   |                                   |>F14 ACK ------------------------->|  1 PF:14  0.0051 14/Feb/03 12:43:53.9468
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|>F15 INVITE (hold)---------------------------------------------------->|                                   |  1 PF:15  12.7135 14/Feb/03 12:44:6.6603
|                                   |                                   |                                   |
|<------------------------------------------------------ Trying 100 F16<|                                   |  1 PF:16  0.0005 14/Feb/03 12:44:6.6608
|                                   |                                   |                                   |
|                                   |                                   |>F17 INVITE (hold)---------------->|  1 PF:17  0.0050 14/Feb/03 12:44:6.6658
|                                   |                                   |                                   |
|>F18 INVITE (sdp)----------------------------------------------------->|                                   |  2 PF:18  0.1334 14/Feb/03 12:44:6.7992
|                                   |                                   |                                   |
|<------------------------------------------------------ Trying 100 F19<|                                   |  2 PF:19  0.0004 14/Feb/03 12:44:6.7996
|                                   |                                   |                                   |
|                                   |<-----------------(sdp) INVITE F20<|                                   |  2 PF:20  0.0012 14/Feb/03 12:44:6.8009
|                                   |                                   |                                   |
|                                   |                                   |<-----------------(sdp) OK 200 F21<|  1 PF:21  0.0194 14/Feb/03 12:44:6.8203
|                                   |                                   |                                   |
|<-----------------------------------------------------(sdp) OK 200 F22<|                                   |  1 PF:22  0.0005 14/Feb/03 12:44:6.8207
|                                   |                                   |                                   |
|>F23 ACK ------------------------------------------------------------->|                                   |  1 PF:23  0.1058 14/Feb/03 12:44:6.9265
|                                   |                                   |                                   |
|                                   |                                   |>F24 ACK ------------------------->|  1 PF:24  0.0008 14/Feb/03 12:44:6.9273
|                                   |                                   |                                   |
|                                   |>F25 100 Trying ------------------>|                                   |  2 PF:25  0.0113 14/Feb/03 12:44:6.9386
|                                   |                                   |                                   |
|                                   |>F26 180 Ringing ----------------->|                                   |  2 PF:26  0.0184 14/Feb/03 12:44:6.9570
|                                   |                                   |                                   |
|<----------------------------------------------------- Ringing 180 F27<|                                   |  2 PF:27  0.0005 14/Feb/03 12:44:6.9574
|                                   |                                   |                                   |
|<----------------------------------------------------- Ringing 180 F28<|                                   |  2 PF:28  0.4960 14/Feb/03 12:44:7.4534
|                                   |                                   |                                   |
|                                   |>F29 180 Ringing ----------------->|                                   |  2 PF:29  0.0171 14/Feb/03 12:44:7.4705
|                                   |                                   |                                   |
|<----------------------------------------------------- Ringing 180 F30<|                                   |  2 PF:30  0.9985 14/Feb/03 12:44:8.4690
|                                   |                                   |                                   |
|                                   |>F31 180 Ringing ----------------->|                                   |  2 PF:31  0.0212 14/Feb/03 12:44:8.4902
|                                   |                                   |                                   |
|                                   |>F32 200 OK (sdp)----------------->|                                   |  2 PF:32  0.5807 14/Feb/03 12:44:9.0709
|                                   |                                   |                                   |
|<-----------------------------------------------------(sdp) OK 200 F33<|                                   |  2 PF:33  0.0005 14/Feb/03 12:44:9.0714
|                                   |                                   |                                   |
|>F34 ACK ------------------------------------------------------------->|                                   |  2 PF:34  0.0874 14/Feb/03 12:44:9.1588
|                                   |                                   |                                   |
|                                   |<------------------------- ACK F35<|                                   |  2 PF:35  0.0051 14/Feb/03 12:44:9.1639
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|>F36 INVITE (hold)---------------------------------------------------->|                                   |  2 PF:36  3.2660 14/Feb/03 12:44:12.4299
|                                   |                                   |                                   |
|<------------------------------------------------------ Trying 100 F37<|                                   |  2 PF:37  0.0004 14/Feb/03 12:44:12.4304
|                                   |                                   |                                   |
|                                   |<----------------(hold) INVITE F38<|                                   |  2 PF:38  0.0050 14/Feb/03 12:44:12.4354
|                                   |                                   |                                   |
|                                   |>F39 200 OK (sdp)----------------->|                                   |  2 PF:39  0.1545 14/Feb/03 12:44:12.5898
|                                   |                                   |                                   |
|<-----------------------------------------------------(sdp) OK 200 F40<|                                   |  2 PF:40  0.0005 14/Feb/03 12:44:12.5904
|                                   |                                   |                                   |
|>F41 REFER ----------------------------------------------------------->|                                   |  1 PF:41  0.0144 14/Feb/03 12:44:12.6048
|                                   |                                   |                                   |
|<------------------------------------------------------ Trying 100 F42<|                                   |  1 PF:42  0.0004 14/Feb/03 12:44:12.6052
|                                   |                                   |                                   |
|                                   |                                   |>F43 REFER ----------------------->|  1 PF:43  0.0007 14/Feb/03 12:44:12.6059
|                                   |                                   |                                   |
|                                   |                                   |<---------------- Accepted 202 F44<|  1 PF:44  0.0889 14/Feb/03 12:44:12.6949
|                                   |                                   |                                   |
|<---------------------------------------------------- Accepted 202 F45<|                                   |  1 PF:45  0.0004 14/Feb/03 12:44:12.6952
|                                   |                                   |                                   |
|                                   |                                   |<-----------------(sdp) INVITE F46<|  3 PF:46  0.0599 14/Feb/03 12:44:12.7552
|                                   |                                   |                                   |
|                                   |                                   |>F47 100 Trying ------------------>|  3 PF:47  0.0005 14/Feb/03 12:44:12.7557
|                                   |                                   |                                   |
|                                   |<-----------------(sdp) INVITE F48<|                                   |  3 PF:48  0.0010 14/Feb/03 12:44:12.7567
|                                   |                                   |                                   |
|>F49 ACK ------------------------------------------------------------->|                                   |  2 PF:49  0.0825 14/Feb/03 12:44:12.8393
|                                   |                                   |                                   |
|                                   |<------------------------- ACK F50<|                                   |  2 PF:50  0.0008 14/Feb/03 12:44:12.8401
|                                   |                                   |                                   |
|                                   |>F51 BYE ------------------------->|                                   |  2 PF:51  0.1383 14/Feb/03 12:44:12.9783
|                                   |                                   |                                   |
|                                   |<------------------ Trying 100 F52<|                                   |  2 PF:52  0.0006 14/Feb/03 12:44:12.9789
|                                   |                                   |                                   |
|<------------------------------------------------------------- BYE F53<|                                   |  2 PF:53  0.0006 14/Feb/03 12:44:12.9795
|                                   |                                   |                                   |
|                                   |>F54 200 OK (sdp)----------------->|                                   |  3 PF:54  0.0808 14/Feb/03 12:44:13.0602
|                                   |                                   |                                   |
|                                   |                                   |>F55 200 OK (sdp)----------------->|  3 PF:55  0.0006 14/Feb/03 12:44:13.0608
|                                   |                                   |                                   |
|>F56 200 OK ---------------------------------------------------------->|                                   |  2 PF:56  0.0054 14/Feb/03 12:44:13.0662
|                                   |                                   |                                   |
|                                   |<---------------------- OK 200 F57<|                                   |  2 PF:57  0.0005 14/Feb/03 12:44:13.0667
|                                   |                                   |                                   |
|                                   |                                   |<------------------------- ACK F58<|  3 PF:58  0.0956 14/Feb/03 12:44:13.1623
|                                   |                                   |                                   |
|                                   |<------------------------- ACK F59<|                                   |  3 PF:59  0.0007 14/Feb/03 12:44:13.1630
|                                   |                                   |                                   |
|                                   |                                   |<-----------------(sip) NOTIFY F60<|  1 PF:60  0.0560 14/Feb/03 12:44:13.2191
|                                   |                                   |                                   |
|                                   |                                   |>F61 100 Trying ------------------>|  1 PF:61  0.0005 14/Feb/03 12:44:13.2195
|                                   |                                   |                                   |
|<-----------------------------------------------------(sip) NOTIFY F62<|                                   |  1 PF:62  0.0006 14/Feb/03 12:44:13.2201
|                                   |                                   |                                   |
|>F63 200 OK ---------------------------------------------------------->|                                   |  1 PF:63  0.1407 14/Feb/03 12:44:13.3609
|                                   |                                   |                                   |
|                                   |                                   |>F64 200 OK ---------------------->|  1 PF:64  0.0005 14/Feb/03 12:44:13.3614
|                                   |                                   |                                   |
|>F65 BYE ------------------------------------------------------------->|                                   |  1 PF:65  0.0402 14/Feb/03 12:44:13.4016
|                                   |                                   |                                   |
|<------------------------------------------------------ Trying 100 F66<|                                   |  1 PF:66  0.0005 14/Feb/03 12:44:13.4021
|                                   |                                   |                                   |
|                                   |                                   |>F67 BYE ------------------------->|  1 PF:67  0.0006 14/Feb/03 12:44:13.4027
|                                   |                                   |                                   |
|                                   |>F68 200 OK (sdp)----------------->|                                   |  2 PF:68  0.0440 14/Feb/03 12:44:13.4467
|                                   |                                   |                                   |
|                                   |<------------------------- ACK F69<|                                   |  2 PF:69  0.0003 14/Feb/03 12:44:13.4470
|                                   |                                   |                                   |
|                                   |                                   |<---------------------- OK 200 F70<|  1 PF:70  0.1769 14/Feb/03 12:44:13.6239
|                                   |                                   |                                   |
|<---------------------------------------------------------- OK 200 F71<|                                   |  1 PF:71  0.0005 14/Feb/03 12:44:13.6244
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |                                   |                                   |
|                                   |>F72 BYE ------------------------->|                                   |  3 PF:72  10.0222 14/Feb/03 12:44:23.6466
|                                   |                                   |                                   |
|                                   |<------------------ Trying 100 F73<|                                   |  3 PF:73  0.0006 14/Feb/03 12:44:23.6472
|                                   |                                   |                                   |
|                                   |                                   |>F74 BYE ------------------------->|  3 PF:74  0.0049 14/Feb/03 12:44:23.6520
|                                   |                                   |                                   |
|                                   |                                   |<---------------------- OK 200 F75<|  3 PF:75  0.0762 14/Feb/03 12:44:23.7282
|                                   |                                   |                                   |
|                                   |<---------------------- OK 200 F76<|                                   |  3 PF:76  0.0005 14/Feb/03 12:44:23.7287

================================================================================

     SIP MESSAGE 1        10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 1        14/Feb/03 12:43:51.1079 TimeFromPreviousSipFrame=0.0000 TimeFromStart=0.0000 
INVITE sip:2114@10.25.200.148 SIP/2.0 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 1 INVITE 
Contact: <sip:2110@10.25.200.218> 
Content-Type: application/sdp 
Content-Length: 308 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:43:50 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
 
v=0 
o=Pingtel 5 5 IN IP4 10.25.200.218 
s=phone-call 
c=IN IP4 10.25.200.218 
t=0 0 
m=audio 8766 RTP/AVP 96 97 0 8 18 98 
a=rtpmap:96 eg711u/8000/1 
a=rtpmap:97 eg711a/8000/1 
a=rtpmap:0 pcmu/8000/1 
a=rtpmap:8 pcma/8000/1 
a=rtpmap:18 g729/8000/1 
a=fmtp:18 annexb=no 
a=rtpmap:98 telephone-event/8000/1 

================================================================================

     SIP MESSAGE 2        10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 2        14/Feb/03 12:43:51.1089 TimeFromPreviousSipFrame=0.0010 TimeFromStart=0.0010 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 3        10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 3        14/Feb/03 12:43:51.1145 TimeFromPreviousSipFrame=0.0056 TimeFromStart=0.0066 
INVITE sip:2114@10.25.200.220:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-li5h35u7wd5l.0 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 1 INVITE 
Contact: <sip:2110@10.25.200.218> 
Content-Type: application/sdp 
Content-Length: 308 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:43:50 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
 
v=0 
o=Pingtel 5 5 IN IP4 10.25.200.218 
s=phone-call 
c=IN IP4 10.25.200.218 
t=0 0 
m=audio 8766 RTP/AVP 96 97 0 8 18 98 
a=rtpmap:96 eg711u/8000/1 
a=rtpmap:97 eg711a/8000/1 
a=rtpmap:0 pcmu/8000/1 
a=rtpmap:8 pcma/8000/1 
a=rtpmap:18 g729/8000/1 
a=fmtp:18 annexb=no 
a=rtpmap:98 telephone-event/8000/1 

================================================================================

     SIP MESSAGE 4        10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 4        14/Feb/03 12:43:51.2523 TimeFromPreviousSipFrame=0.1377 TimeFromStart=0.1443 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-li5h35u7wd5l.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 5        10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 5        14/Feb/03 12:43:51.2704 TimeFromPreviousSipFrame=0.0181 TimeFromStart=0.1624 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-li5h35u7wd5l.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 6        10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 6        14/Feb/03 12:43:51.2708 TimeFromPreviousSipFrame=0.0004 TimeFromStart=0.1628 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 7        10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 7        14/Feb/03 12:43:51.7661 TimeFromPreviousSipFrame=0.4953 TimeFromStart=0.6581 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 8        10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 8        14/Feb/03 12:43:51.7876 TimeFromPreviousSipFrame=0.0215 TimeFromStart=0.6797 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-li5h35u7wd5l.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 9        10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 9        14/Feb/03 12:43:52.7817 TimeFromPreviousSipFrame=0.9941 TimeFromStart=1.6737 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 10       10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 10       14/Feb/03 12:43:52.8077 TimeFromPreviousSipFrame=0.0260 TimeFromStart=1.6997 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-li5h35u7wd5l.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 11       10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 11       14/Feb/03 12:43:53.8674 TimeFromPreviousSipFrame=1.0597 TimeFromStart=2.7595 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-li5h35u7wd5l.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 1 INVITE 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 134 
 
v=0 
o=root 9177 9177 IN IP4 10.25.200.220 
s=SIP Call 
c=IN IP4 10.25.200.220 
t=0 0 
m=audio 10012 RTP/AVP 0 
a=rtpmap:0 pcmu/8000 

================================================================================

     SIP MESSAGE 12       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 12       14/Feb/03 12:43:53.8679 TimeFromPreviousSipFrame=0.0005 TimeFromStart=2.7600 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 1 INVITE 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 134 
 
v=0 
o=root 9177 9177 IN IP4 10.25.200.220 
s=SIP Call 
c=IN IP4 10.25.200.220 
t=0 0 
m=audio 10012 RTP/AVP 0 
a=rtpmap:0 pcmu/8000 

================================================================================

     SIP MESSAGE 13       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 13       14/Feb/03 12:43:53.9417 TimeFromPreviousSipFrame=0.0738 TimeFromStart=2.8338 
ACK sip:2114@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Route: <sip:2114@10.25.200.220:5060;line=1> 
Contact: sip:2110@10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 1 ACK 
Accept-Language: en 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:43:53 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 14       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 14       14/Feb/03 12:43:53.9468 TimeFromPreviousSipFrame=0.0051 TimeFromStart=2.8388 
ACK sip:2114@10.25.200.220:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-ryuehy2nsjcg 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
Contact: sip:2110@10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 1 ACK 
Accept-Language: en 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:43:53 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 15       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 15       14/Feb/03 12:44:6.6603 TimeFromPreviousSipFrame=12.7135 TimeFromStart=15.5524 
INVITE sip:2114@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 2 INVITE 
Contact: <sip:10.25.200.218> 
Content-Type: application/sdp 
Content-Length: 296 
Route: <sip:2114@10.25.200.220:5060;line=1> 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:06 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
 
v=0 
o=Pingtel 5 5 IN IP4 0.0.0.0 
s=phone-call 
c=IN IP4 0.0.0.0 
t=0 0 
m=audio 8766 RTP/AVP 96 97 0 8 18 98 
a=rtpmap:96 eg711u/8000/1 
a=rtpmap:97 eg711a/8000/1 
a=rtpmap:0 pcmu/8000/1 
a=rtpmap:8 pcma/8000/1 
a=rtpmap:18 g729/8000/1 
a=fmtp:18 annexb=no 
a=rtpmap:98 telephone-event/8000/1 

================================================================================

     SIP MESSAGE 16       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 16       14/Feb/03 12:44:6.6608 TimeFromPreviousSipFrame=0.0005 TimeFromStart=15.5528 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 2 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 17       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 17       14/Feb/03 12:44:6.6658 TimeFromPreviousSipFrame=0.0050 TimeFromStart=15.5578 
INVITE sip:2114@10.25.200.220:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-d9umvf8629ls.0 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 2 INVITE 
Contact: <sip:10.25.200.218> 
Content-Type: application/sdp 
Content-Length: 296 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:06 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
 
v=0 
o=Pingtel 5 5 IN IP4 0.0.0.0 
s=phone-call 
c=IN IP4 0.0.0.0 
t=0 0 
m=audio 8766 RTP/AVP 96 97 0 8 18 98 
a=rtpmap:96 eg711u/8000/1 
a=rtpmap:97 eg711a/8000/1 
a=rtpmap:0 pcmu/8000/1 
a=rtpmap:8 pcma/8000/1 
a=rtpmap:18 g729/8000/1 
a=fmtp:18 annexb=no 
a=rtpmap:98 telephone-event/8000/1 

================================================================================

     SIP MESSAGE 18       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 18       14/Feb/03 12:44:6.7992 TimeFromPreviousSipFrame=0.1334 TimeFromStart=15.6912 
INVITE sip:2112@10.25.200.148 SIP/2.0 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 1 INVITE 
Contact: <sip:2110@10.25.200.218> 
Content-Type: application/sdp 
Content-Length: 308 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:06 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
 
v=0 
o=Pingtel 5 5 IN IP4 10.25.200.218 
s=phone-call 
c=IN IP4 10.25.200.218 
t=0 0 
m=audio 8768 RTP/AVP 96 97 0 8 18 98 
a=rtpmap:96 eg711u/8000/1 
a=rtpmap:97 eg711a/8000/1 
a=rtpmap:0 pcmu/8000/1 
a=rtpmap:8 pcma/8000/1 
a=rtpmap:18 g729/8000/1 
a=fmtp:18 annexb=no 
a=rtpmap:98 telephone-event/8000/1 

================================================================================

     SIP MESSAGE 19       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 19       14/Feb/03 12:44:6.7996 TimeFromPreviousSipFrame=0.0004 TimeFromStart=15.6917 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 20       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 20       14/Feb/03 12:44:6.8009 TimeFromPreviousSipFrame=0.0012 TimeFromStart=15.6929 
INVITE sip:2112@10.25.200.211:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-ciscn7v4nn9i.0 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 1 INVITE 
Contact: <sip:2110@10.25.200.218> 
Content-Type: application/sdp 
Content-Length: 308 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:06 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
 
v=0 
o=Pingtel 5 5 IN IP4 10.25.200.218 
s=phone-call 
c=IN IP4 10.25.200.218 
t=0 0 
m=audio 8768 RTP/AVP 96 97 0 8 18 98 
a=rtpmap:96 eg711u/8000/1 
a=rtpmap:97 eg711a/8000/1 
a=rtpmap:0 pcmu/8000/1 
a=rtpmap:8 pcma/8000/1 
a=rtpmap:18 g729/8000/1 
a=fmtp:18 annexb=no 
a=rtpmap:98 telephone-event/8000/1 

================================================================================

     SIP MESSAGE 21       10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 21       14/Feb/03 12:44:6.8203 TimeFromPreviousSipFrame=0.0194 TimeFromStart=15.7123 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-d9umvf8629ls.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 2 INVITE 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 190 
 
v=0 
o=root 28501 28501 IN IP4 10.25.200.220 
s=SIP Call 
c=IN IP4 0.0.0.0 
t=0 0 
m=audio 10012 RTP/AVP 0 3 8 18 98 
a=rtpmap:0 pcmu/8000 
a=rtpmap:98 telephone-event/8000 
a=fmtp:98 0-15 

================================================================================

     SIP MESSAGE 22       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 22       14/Feb/03 12:44:6.8207 TimeFromPreviousSipFrame=0.0005 TimeFromStart=15.7128 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 2 INVITE 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 190 
 
v=0 
o=root 28501 28501 IN IP4 10.25.200.220 
s=SIP Call 
c=IN IP4 0.0.0.0 
t=0 0 
m=audio 10012 RTP/AVP 0 3 8 18 98 
a=rtpmap:0 pcmu/8000 
a=rtpmap:98 telephone-event/8000 
a=fmtp:98 0-15 

================================================================================

     SIP MESSAGE 23       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 23       14/Feb/03 12:44:6.9265 TimeFromPreviousSipFrame=0.1058 TimeFromStart=15.8186 
ACK sip:2114@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Route: <sip:2114@10.25.200.220:5060;line=1> 
Contact: sip:10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 2 ACK 
Accept-Language: en 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:06 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 24       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 24       14/Feb/03 12:44:6.9273 TimeFromPreviousSipFrame=0.0008 TimeFromStart=15.8194 
ACK sip:2114@10.25.200.220:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-dsxx0esy2zgi 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
Contact: sip:10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 2 ACK 
Accept-Language: en 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:06 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 25       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 25       14/Feb/03 12:44:6.9386 TimeFromPreviousSipFrame=0.0113 TimeFromStart=15.8307 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-ciscn7v4nn9i.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 26       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 26       14/Feb/03 12:44:6.9570 TimeFromPreviousSipFrame=0.0184 TimeFromStart=15.8490 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-ciscn7v4nn9i.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 27       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 27       14/Feb/03 12:44:6.9574 TimeFromPreviousSipFrame=0.0005 TimeFromStart=15.8495 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 28       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 28       14/Feb/03 12:44:7.4534 TimeFromPreviousSipFrame=0.4960 TimeFromStart=16.3454 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 29       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 29       14/Feb/03 12:44:7.4705 TimeFromPreviousSipFrame=0.0171 TimeFromStart=16.3626 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-ciscn7v4nn9i.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 30       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 30       14/Feb/03 12:44:8.4690 TimeFromPreviousSipFrame=0.9985 TimeFromStart=17.3610 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 31       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 31       14/Feb/03 12:44:8.4902 TimeFromPreviousSipFrame=0.0212 TimeFromStart=17.3823 
SIP/2.0 180 Ringing 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-ciscn7v4nn9i.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 32       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 32       14/Feb/03 12:44:9.0709 TimeFromPreviousSipFrame=0.5807 TimeFromStart=17.9630 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-ciscn7v4nn9i.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
CSeq: 1 INVITE 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Length: 134 
 
v=0 
o=root 3808 3808 IN IP4 10.25.200.211 
s=SIP Call 
c=IN IP4 10.25.200.211 
t=0 0 
m=audio 10066 RTP/AVP 0 
a=rtpmap:0 pcmu/8000 

================================================================================

     SIP MESSAGE 33       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 33       14/Feb/03 12:44:9.0714 TimeFromPreviousSipFrame=0.0005 TimeFromStart=17.9635 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
CSeq: 1 INVITE 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Length: 134 
 
v=0 
o=root 3808 3808 IN IP4 10.25.200.211 
s=SIP Call 
c=IN IP4 10.25.200.211 
t=0 0 
m=audio 10066 RTP/AVP 0 
a=rtpmap:0 pcmu/8000 

================================================================================

     SIP MESSAGE 34       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 34       14/Feb/03 12:44:9.1588 TimeFromPreviousSipFrame=0.0874 TimeFromStart=18.0509 
ACK sip:2112@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Route: <sip:2112@10.25.200.211:5060;line=1> 
Contact: sip:2110@10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 1 ACK 
Accept-Language: en 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:08 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 35       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 35       14/Feb/03 12:44:9.1639 TimeFromPreviousSipFrame=0.0051 TimeFromStart=18.0560 
ACK sip:2112@10.25.200.211:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-mfzoxcpk7tyh 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
Contact: sip:2110@10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 1 ACK 
Accept-Language: en 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:08 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 36       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 36       14/Feb/03 12:44:12.4299 TimeFromPreviousSipFrame=3.2660 TimeFromStart=21.3220 
INVITE sip:2112@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 2 INVITE 
Contact: <sip:10.25.200.218> 
Content-Type: application/sdp 
Content-Length: 296 
Route: <sip:2112@10.25.200.211:5060;line=1> 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:11 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
 
v=0 
o=Pingtel 5 5 IN IP4 0.0.0.0 
s=phone-call 
c=IN IP4 0.0.0.0 
t=0 0 
m=audio 8768 RTP/AVP 96 97 0 8 18 98 
a=rtpmap:96 eg711u/8000/1 
a=rtpmap:97 eg711a/8000/1 
a=rtpmap:0 pcmu/8000/1 
a=rtpmap:8 pcma/8000/1 
a=rtpmap:18 g729/8000/1 
a=fmtp:18 annexb=no 
a=rtpmap:98 telephone-event/8000/1 

================================================================================

     SIP MESSAGE 37       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 37       14/Feb/03 12:44:12.4304 TimeFromPreviousSipFrame=0.0004 TimeFromStart=21.3224 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 2 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 38       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 38       14/Feb/03 12:44:12.4354 TimeFromPreviousSipFrame=0.0050 TimeFromStart=21.3274 
INVITE sip:2112@10.25.200.211:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-om62bsbdh3sg.0 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 2 INVITE 
Contact: <sip:10.25.200.218> 
Content-Type: application/sdp 
Content-Length: 296 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:11 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
 
v=0 
o=Pingtel 5 5 IN IP4 0.0.0.0 
s=phone-call 
c=IN IP4 0.0.0.0 
t=0 0 
m=audio 8768 RTP/AVP 96 97 0 8 18 98 
a=rtpmap:96 eg711u/8000/1 
a=rtpmap:97 eg711a/8000/1 
a=rtpmap:0 pcmu/8000/1 
a=rtpmap:8 pcma/8000/1 
a=rtpmap:18 g729/8000/1 
a=fmtp:18 annexb=no 
a=rtpmap:98 telephone-event/8000/1 

================================================================================

     SIP MESSAGE 39       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 39       14/Feb/03 12:44:12.5898 TimeFromPreviousSipFrame=0.1545 TimeFromStart=21.4819 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-om62bsbdh3sg.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
CSeq: 2 INVITE 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Length: 188 
 
v=0 
o=root 8912 8912 IN IP4 10.25.200.211 
s=SIP Call 
c=IN IP4 0.0.0.0 
t=0 0 
m=audio 10066 RTP/AVP 0 3 8 18 98 
a=rtpmap:0 pcmu/8000 
a=rtpmap:98 telephone-event/8000 
a=fmtp:98 0-15 

================================================================================

     SIP MESSAGE 40       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 40       14/Feb/03 12:44:12.5904 TimeFromPreviousSipFrame=0.0005 TimeFromStart=21.4824 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
CSeq: 2 INVITE 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Length: 188 
 
v=0 
o=root 8912 8912 IN IP4 10.25.200.211 
s=SIP Call 
c=IN IP4 0.0.0.0 
t=0 0 
m=audio 10066 RTP/AVP 0 3 8 18 98 
a=rtpmap:0 pcmu/8000 
a=rtpmap:98 telephone-event/8000 
a=fmtp:98 0-15 

================================================================================

     SIP MESSAGE 41       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 41       14/Feb/03 12:44:12.6048 TimeFromPreviousSipFrame=0.0144 TimeFromStart=21.4969 
REFER sip:2114@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Route: <sip:2114@10.25.200.220:5060;line=1> 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 3 REFER 
Contact: <sip:10.25.200.218> 
Referred-By: <sip:2110@10.25.200.148> 
Refer-To: sip:2112@10.25.200.148?REPLACES=call-1045244639-20%4010.25.200.218%3Bto-tag%3D35c2xacwze%3Bfrom-tag%3D3c16512 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 42       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 42       14/Feb/03 12:44:12.6052 TimeFromPreviousSipFrame=0.0004 TimeFromStart=21.4973 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 3 REFER 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 43       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 43       14/Feb/03 12:44:12.6059 TimeFromPreviousSipFrame=0.0007 TimeFromStart=21.4980 
REFER sip:2114@10.25.200.220:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-5rai66roeqpi.0 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 3 REFER 
Contact: <sip:10.25.200.218> 
Referred-By: <sip:2110@10.25.200.148> 
Refer-To: sip:2112@10.25.200.148?REPLACES=call-1045244639-20%4010.25.200.218%3Bto-tag%3D35c2xacwze%3Bfrom-tag%3D3c16512 
Accept-Language: en 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 44       10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 44       14/Feb/03 12:44:12.6949 TimeFromPreviousSipFrame=0.0889 TimeFromStart=21.5869 
SIP/2.0 202 Accepted 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-5rai66roeqpi.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 3 REFER 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 45       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 45       14/Feb/03 12:44:12.6952 TimeFromPreviousSipFrame=0.0004 TimeFromStart=21.5873 
SIP/2.0 202 Accepted 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 3 REFER 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 46       10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 46       14/Feb/03 12:44:12.7552 TimeFromPreviousSipFrame=0.0599 TimeFromStart=21.6472 
INVITE sip:2112@10.25.200.148 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-v0oci11kwktv 
Max-Forwards: 70 
From: sip:2114@10.25.200.148;tag=dbxyjljf70 
To: <sip:2112@10.25.200.148> 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 INVITE 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Referred-By: <sip:2114@10.25.200.148> 
User-Agent: snom Version 1.15e 
REPLACES: call-1045244639-20@10.25.200.218;to-tag=35c2xacwze;from-tag=3c16512 
Accept-Language: en 
Accept: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Session-Expires: 7200 
Content-Type: application/sdp 
Content-Length: 263 
 
v=0 
o=root 3270 3270 IN IP4 10.25.200.220 
s=SIP Call 
c=IN IP4 10.25.200.220 
t=0 0 
m=audio 10014 RTP/AVP 0 8 3 18 101 
a=rtpmap:0 pcmu/8000 
a=rtpmap:8 pcma/8000 
a=rtpmap:3 gsm/8000 
a=rtpmap:18 g729/8000 
a=rtpmap:101 telephone-event/8000 
a=fmtp:101 0-15 

================================================================================

     SIP MESSAGE 47       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 47       14/Feb/03 12:44:12.7557 TimeFromPreviousSipFrame=0.0005 TimeFromStart=21.6478 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-v0oci11kwktv 
From: sip:2114@10.25.200.148;tag=dbxyjljf70 
To: <sip:2112@10.25.200.148> 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 INVITE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 48       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 48       14/Feb/03 12:44:12.7567 TimeFromPreviousSipFrame=0.0010 TimeFromStart=21.6488 
INVITE sip:2112@10.25.200.211:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-q428ppdgxcjn.0 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-v0oci11kwktv 
Max-Forwards: 69 
From: sip:2114@10.25.200.148;tag=dbxyjljf70 
To: <sip:2112@10.25.200.148> 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 INVITE 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Referred-By: <sip:2114@10.25.200.148> 
User-Agent: snom Version 1.15e 
REPLACES: call-1045244639-20@10.25.200.218;to-tag=35c2xacwze;from-tag=3c16512 
Accept-Language: en 
Accept: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Session-Expires: 7200 
Content-Type: application/sdp 
Content-Length: 263 
 
v=0 
o=root 3270 3270 IN IP4 10.25.200.220 
s=SIP Call 
c=IN IP4 10.25.200.220 
t=0 0 
m=audio 10014 RTP/AVP 0 8 3 18 101 
a=rtpmap:0 pcmu/8000 
a=rtpmap:8 pcma/8000 
a=rtpmap:3 gsm/8000 
a=rtpmap:18 g729/8000 
a=rtpmap:101 telephone-event/8000 
a=fmtp:101 0-15 

================================================================================

     SIP MESSAGE 49       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 49       14/Feb/03 12:44:12.8393 TimeFromPreviousSipFrame=0.0825 TimeFromStart=21.7313 
ACK sip:2112@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Route: <sip:2112@10.25.200.211:5060;line=1> 
Contact: sip:10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 2 ACK 
Accept-Language: en 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 50       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 50       14/Feb/03 12:44:12.8401 TimeFromPreviousSipFrame=0.0008 TimeFromStart=21.7321 
ACK sip:2112@10.25.200.211:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-bv30n1bk94p3 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
Contact: sip:10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 2 ACK 
Accept-Language: en 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 51       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 51       14/Feb/03 12:44:12.9783 TimeFromPreviousSipFrame=0.1383 TimeFromStart=21.8704 
BYE sip:2112@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-l5jdmnfipbgo 
Max-Forwards: 70 
From: sip:2112@10.25.200.148;tag=35c2xacwze 
To: sip:2110@10.25.200.148;tag=3c16512 
Call-ID: call-1045244639-20@10.25.200.218 
CSeq: 1 BYE 
Route: <sip:2110@10.25.200.218> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Language: en 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 52       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 52       14/Feb/03 12:44:12.9789 TimeFromPreviousSipFrame=0.0006 TimeFromStart=21.8710 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-l5jdmnfipbgo 
From: sip:2112@10.25.200.148;tag=35c2xacwze 
To: sip:2110@10.25.200.148;tag=3c16512 
Call-ID: call-1045244639-20@10.25.200.218 
CSeq: 1 BYE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 53       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 53       14/Feb/03 12:44:12.9795 TimeFromPreviousSipFrame=0.0006 TimeFromStart=21.8715 
BYE sip:2110@10.25.200.218 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-i805dgicfft1.0 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-l5jdmnfipbgo 
Max-Forwards: 69 
From: sip:2112@10.25.200.148;tag=35c2xacwze 
To: sip:2110@10.25.200.148;tag=3c16512 
Call-ID: call-1045244639-20@10.25.200.218 
CSeq: 1 BYE 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Language: en 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 54       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 54       14/Feb/03 12:44:13.0602 TimeFromPreviousSipFrame=0.0808 TimeFromStart=21.9523 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-q428ppdgxcjn.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-v0oci11kwktv 
From: sip:2114@10.25.200.148;tag=dbxyjljf70 
To: <sip:2112@10.25.200.148>;tag=v6kwppj67z 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 INVITE 
Require: timer
Session-Expires: 7200;refresher=uac 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Length: 136 
 
v=0 
o=root 12909 12909 IN IP4 10.25.200.211 
s=SIP Call 
c=IN IP4 10.25.200.211 
t=0 0 
m=audio 10068 RTP/AVP 0 
a=rtpmap:0 pcmu/8000 

================================================================================

     SIP MESSAGE 55       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 55       14/Feb/03 12:44:13.0608 TimeFromPreviousSipFrame=0.0006 TimeFromStart=21.9528 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-v0oci11kwktv 
From: sip:2114@10.25.200.148;tag=dbxyjljf70 
To: <sip:2112@10.25.200.148>;tag=v6kwppj67z 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 INVITE 
Require: timer
Session-Expires: 7200;refresher=uac 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Length: 136 
 
v=0 
o=root 12909 12909 IN IP4 10.25.200.211 
s=SIP Call 
c=IN IP4 10.25.200.211 
t=0 0 
m=audio 10068 RTP/AVP 0 
a=rtpmap:0 pcmu/8000 

================================================================================

     SIP MESSAGE 56       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 56       14/Feb/03 12:44:13.0662 TimeFromPreviousSipFrame=0.0054 TimeFromStart=21.9582 
SIP/2.0 200 OK 
From: sip:2112@10.25.200.148;tag=35c2xacwze 
To: sip:2110@10.25.200.148;tag=3c16512 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 1 BYE 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-i805dgicfft1.0 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-l5jdmnfipbgo 
Contact: sip:10.25.200.218 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 57       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 57       14/Feb/03 12:44:13.0667 TimeFromPreviousSipFrame=0.0005 TimeFromStart=21.9587 
SIP/2.0 200 OK 
From: sip:2112@10.25.200.148;tag=35c2xacwze 
To: sip:2110@10.25.200.148;tag=3c16512 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 1 BYE 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-l5jdmnfipbgo 
Contact: sip:10.25.200.218 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 58       10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 58       14/Feb/03 12:44:13.1623 TimeFromPreviousSipFrame=0.0956 TimeFromStart=22.0544 
ACK sip:2112@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-v0oci11kwktv 
Max-Forwards: 70 
From: sip:2114@10.25.200.148;tag=dbxyjljf70 
To: <sip:2112@10.25.200.148>;tag=v6kwppj67z 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 ACK 
Route: <sip:2112@10.25.200.211:5060> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 59       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 59       14/Feb/03 12:44:13.1630 TimeFromPreviousSipFrame=0.0007 TimeFromStart=22.0551 
ACK sip:2112@10.25.200.211:5060 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-tmh9qguekxjf 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-v0oci11kwktv 
Max-Forwards: 69 
From: sip:2114@10.25.200.148;tag=dbxyjljf70 
To: <sip:2112@10.25.200.148>;tag=v6kwppj67z 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 ACK 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 60       10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 60       14/Feb/03 12:44:13.2191 TimeFromPreviousSipFrame=0.0560 TimeFromStart=22.1111 
NOTIFY sip:2114@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-4b9tarpfaeaq 
Max-Forwards: 70 
From: sip:2114@10.25.200.148;tag=6l895xlhxl 
To: sip:2110@10.25.200.148;tag=2c1737 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 1 NOTIFY 
Route: <sip:2110@10.25.200.218> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Event: refer 
Content-Type: application/sip 
Content-Length: 16 
 
SIP/2.0 200 OK 

================================================================================

     SIP MESSAGE 61       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 61       14/Feb/03 12:44:13.2195 TimeFromPreviousSipFrame=0.0005 TimeFromStart=22.1116 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-4b9tarpfaeaq 
From: sip:2114@10.25.200.148;tag=6l895xlhxl 
To: sip:2110@10.25.200.148;tag=2c1737 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 1 NOTIFY 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 62       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 62       14/Feb/03 12:44:13.2201 TimeFromPreviousSipFrame=0.0006 TimeFromStart=22.1122 
NOTIFY sip:2110@10.25.200.218 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-3wmovqop5sb0.0 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-4b9tarpfaeaq 
Max-Forwards: 69 
From: sip:2114@10.25.200.148;tag=6l895xlhxl 
To: sip:2110@10.25.200.148;tag=2c1737 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 1 NOTIFY 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Event: refer 
Content-Type: application/sip 
Content-Length: 16 
 
SIP/2.0 200 OK 

================================================================================

     SIP MESSAGE 63       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 63       14/Feb/03 12:44:13.3609 TimeFromPreviousSipFrame=0.1407 TimeFromStart=22.2529 
SIP/2.0 200 OK 
From: sip:2114@10.25.200.148;tag=6l895xlhxl 
To: sip:2110@10.25.200.148;tag=2c1737 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 1 NOTIFY 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-3wmovqop5sb0.0 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-4b9tarpfaeaq 
Contact: sip:10.25.200.218 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 64       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 64       14/Feb/03 12:44:13.3614 TimeFromPreviousSipFrame=0.0005 TimeFromStart=22.2534 
SIP/2.0 200 OK 
From: sip:2114@10.25.200.148;tag=6l895xlhxl 
To: sip:2110@10.25.200.148;tag=2c1737 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 1 NOTIFY 
Via: SIP/2.0/UDP 10.25.200.220:5060;branch=z9hG4bK-4b9tarpfaeaq 
Contact: sip:10.25.200.218 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 65       10.25.200.218:1085(Chris) -> 10.25.200.148:5060(Proxy)
     UDP Frame 65       14/Feb/03 12:44:13.4016 TimeFromPreviousSipFrame=0.0402 TimeFromStart=22.2936 
BYE sip:2114@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Route: <sip:2114@10.25.200.220:5060;line=1> 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 4 BYE 
Accept-Language: en 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 66       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 66       14/Feb/03 12:44:13.4021 TimeFromPreviousSipFrame=0.0005 TimeFromStart=22.2942 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 4 BYE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 67       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 67       14/Feb/03 12:44:13.4027 TimeFromPreviousSipFrame=0.0006 TimeFromStart=22.2948 
BYE sip:2114@10.25.200.220:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-tle5yvtu30y3.0 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-Id: call-1045244621-19@10.25.200.218 
Cseq: 4 BYE 
Accept-Language: en 
Supported: sip-cc, sip-cc-01, timer, replaces 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 68       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 68       14/Feb/03 12:44:13.4467 TimeFromPreviousSipFrame=0.0440 TimeFromStart=22.3388 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-om62bsbdh3sg.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-ID: call-1045244639-20@10.25.200.218 
CSeq: 2 INVITE 
User-Agent: snom100-1.15e 
Content-Type: application/sdp 
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE 
Supported: timer, 100rel, replaces 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Length: 188 
 
v=0 
o=root 8912 8912 IN IP4 10.25.200.211 
s=SIP Call 
c=IN IP4 0.0.0.0 
t=0 0 
m=audio 10066 RTP/AVP 0 3 8 18 98 
a=rtpmap:0 pcmu/8000 
a=rtpmap:98 telephone-event/8000 
a=fmtp:98 0-15 

================================================================================

     SIP MESSAGE 69       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 69       14/Feb/03 12:44:13.4470 TimeFromPreviousSipFrame=0.0003 TimeFromStart=22.3391 
ACK sip:2112@10.25.200.211:5060;line=1 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-bv30n1bk94p3 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Max-Forwards: 70 
Contact: sip:10.25.200.218 
From: sip:2110@10.25.200.148;tag=3c16512 
To: sip:2112@10.25.200.148;tag=35c2xacwze 
Call-Id: call-1045244639-20@10.25.200.218 
Cseq: 2 ACK 
Accept-Language: en 
User-Agent: Pingtel/2.1.3 (VxWorks) 
Date: Fri, 14 Feb 2003 17:44:12 GMT 
Via: SIP/2.0/UDP 10.25.200.218 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 70       10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 70       14/Feb/03 12:44:13.6239 TimeFromPreviousSipFrame=0.1769 TimeFromStart=22.5159 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-tle5yvtu30y3.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 4 BYE 
User-Agent: snom100-1.15e 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 71       10.25.200.148:5060(Proxy) -> 10.25.200.218:5060(Chris)
     UDP Frame 71       14/Feb/03 12:44:13.6244 TimeFromPreviousSipFrame=0.0005 TimeFromStart=22.5164 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.218 
From: sip:2110@10.25.200.148;tag=2c1737 
To: sip:2114@10.25.200.148;tag=6l895xlhxl 
Call-ID: call-1045244621-19@10.25.200.218 
CSeq: 4 BYE 
User-Agent: snom100-1.15e 
Record-Route: <sip:2114@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 72       10.25.200.211:5060(Leo) -> 10.25.200.148:5060(Proxy)
     UDP Frame 72       14/Feb/03 12:44:23.6466 TimeFromPreviousSipFrame=10.0222 TimeFromStart=32.5386 
BYE sip:2112@10.25.200.148;maddr=10.25.200.148 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-j6mbyry0wfth 
Max-Forwards: 70 
From: <sip:2112@10.25.200.148>;tag=v6kwppj67z 
To: sip:2114@10.25.200.148;tag=dbxyjljf70 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 BYE 
Route: <sip:2114@10.25.200.220:5060> 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Language: en 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 73       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 73       14/Feb/03 12:44:23.6472 TimeFromPreviousSipFrame=0.0006 TimeFromStart=32.5392 
SIP/2.0 100 Trying 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-j6mbyry0wfth 
From: <sip:2112@10.25.200.148>;tag=v6kwppj67z 
To: sip:2114@10.25.200.148;tag=dbxyjljf70 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 BYE 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 74       10.25.200.148:5060(Proxy) -> 10.25.200.220:5060(Joe)
     UDP Frame 74       14/Feb/03 12:44:23.6520 TimeFromPreviousSipFrame=0.0049 TimeFromStart=32.5441 
BYE sip:2114@10.25.200.220:5060 SIP/2.0 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-hmj05rphbm01.0 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-j6mbyry0wfth 
Max-Forwards: 69 
From: <sip:2112@10.25.200.148>;tag=v6kwppj67z 
To: sip:2114@10.25.200.148;tag=dbxyjljf70 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 BYE 
Contact: <sip:2112@10.25.200.211:5060;line=1> 
Content-Language: en 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 75       10.25.200.220:5060(Joe) -> 10.25.200.148:5060(Proxy)
     UDP Frame 75       14/Feb/03 12:44:23.7282 TimeFromPreviousSipFrame=0.0762 TimeFromStart=32.6202 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.148:5060;branch=z9hG4bK-hmj05rphbm01.0;rport=5060 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-j6mbyry0wfth 
From: <sip:2112@10.25.200.148>;tag=v6kwppj67z 
To: sip:2114@10.25.200.148;tag=dbxyjljf70 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 BYE 
User-Agent: snom100-1.15e 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 0 
 

================================================================================

     SIP MESSAGE 76       10.25.200.148:5060(Proxy) -> 10.25.200.211:5060(Leo)
     UDP Frame 76       14/Feb/03 12:44:23.7287 TimeFromPreviousSipFrame=0.0005 TimeFromStart=32.6207 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.25.200.211:5060;branch=z9hG4bK-j6mbyry0wfth 
From: <sip:2112@10.25.200.148>;tag=v6kwppj67z 
To: sip:2114@10.25.200.148;tag=dbxyjljf70 
Call-ID: 3e4d2ae4e101-z8zkytpyicly@10.25.200.220 
CSeq: 1 BYE 
User-Agent: snom100-1.15e 
Record-Route: <sip:2112@10.25.200.148;maddr=10.25.200.148> 
Contact: <sip:2114@10.25.200.220:5060;line=1> 
Content-Length: 0 
 

================================================================================

================================================================================