You are here: CSP Developer’s Guide: Internet Protocol > 5 Session-Initiation Protocol (SIP) Software > Tandem SIP-to-SIP Call Flow Example
Tandem SIP-to-SIP Call Flow Example
Overview
This section contains two SIP-to-SIP call flows and message traces The first call flow uses the Route Control (0x00E8) message the second one uses the Outseize Control (0x002C) message.
With Route Control message
Message Trace
1 -RECEIVED From 192.168.1.51:51035 at 2157
INVITE sip:8623000@192.168.1.102 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK034df162
From: "User ID" <sip:8623001@192.168.1.102>;tag=00036b095130002d3ac6a66f-0a11923d
To: <sip:8623000@192.168.1.102>
Call-ID: 00036b09-51300033-4fc0f34b-4c21a745@192.168.1.51
CSeq: 101 INVITE
User-Agent: CSCO/7
Contact: <sip:8623001@192.168.1.51:5060>
Expires: 180
Content-Type: application/sdp
Content-Length: 246
Accept: application/sdp
v=0
o=Cisco-SIPUA 27743 2333 IN IP4 192.168.1.51
s=SIP Call
c=IN IP4 192.168.1.51
t=0 0
m=audio 27148 RTP/AVP 0 8 18 101
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:18 G729/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
2 -SENT To 192.168.1.51:5060 at 2157
SIP/2.0 100 Trying
To: <sip:8623000@192.168.1.102>;tag=315186d
From: "User ID" <sip:8623001@192.168.1.102>;tag=00036b095130002d3ac6a66f-0a11923d
Call-ID: 00036b09-51300033-4fc0f34b-4c21a745@192.168.1.51
CSeq: 101 INVITE
Contact: 8623000<sip:8623000@192.168.1.102:5060>
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK034df162
User-Agent: Excel_CSP/83.10.57
Content-Length: 0
X->H
[01 33 00 2d 00 05 00 00 01 0d 03 00 00 05 00 33 01 03 00 33
01 1f 00 18 27 4e 00 02 00 05 27 7e 00 03 08 00 00 29
19 00 08 38 36 32 33 30 30 30 00 29 1b 00 0e 31 39 32
2e 31 36 38 2e 31 2e 31 30 32 00 29 1c 00 04 00 00 13
c4 29 23 00 08 38 36 32 33 30 30 31 00 29 25 00 0e 31
39 32 2e 31 36 38 2e 31 2e 31 30 32 00 29 26 00 04 00
00 13 c4 29 2d 00 08 38 36 32 33 30 30 31 00 29 2f 00
0d 31 39 32 2e 31 36 38 2e 31 2e 35 31 00 29 30 00 04
00 00 13 c4 29 33 00 01 01 27 18 00 09 02 00 00 00 07
86 23 00 10 27 17 00 07 02 00 07 86 23 00 00 27 94 00
04 c0 a8 01 33 27 95 00 04 00 00 6a 0c 27 b0 00 02 00
02 27 b1 00 02 00 01 29 16 00 01 01 29 54 00 08 38 36
32 33 30 30 30 00 29 55 00 0e 31 39 32 2e 31 36 38 2e
31 2e 31 30 32 00 29 56 00 04 00 00 13 c4 29 50 00 31
30 30 30 33 36 62 30 39 2d 35 31 33 30 30 30 33 33 2d
34 66 63 30 66 33 34 62 2d 34 63 32 31 61 37 34 35 40
31 39 32 2e 31 36 38 2e 31 2e 35 31 00 29 53 00 02 01
00]
H->X
[00 0c 00 2d 00 05 00 00 01 0d 03 00 00 05]
X->H
[00 58 00 43 00 0d 00 00 01 0d 03 00 00 05 00 a7 00 23 01 03
00 33 00 42 00 04 29 53 00 02 02 01 29 51 00 22 30 30
30 33 36 62 30 39 35 31 33 30 30 30 32 64 33 61 63 36
61 36 36 66 2d 30 61 31 31 39 32 33 64 00 29 52 00 08
33 31 35 31 38 36 64 00 2a 0e 00 04 c0 a8 01 33]
H->X
[00 05 00 43 00 0d 00]
H->X
[00 72 00 e8 00 00 ff 00 01 29 02 ff fe 02 03 00 1e 00
19 00 04 00 13 00 02 00 08 00 08 00 02 00 65 00 0f 00
01 0b 00 65 00 02 00 00 03 00 33 00 43 00 05 27 7e 00
03 08 00 00 29 19 00 08 38 36 32 33 30 30 30 00 29 1b
00 0d 31 39 32 2e 31 36 38 2e 31 2e 31 31 00 29 23 00
08 38 36 32 33 30 30 31 00 29 25 00 0d 31 39 32 2e 31
36 38 2e 31 2e 35 31 00]
3 -SENT To 192.168.1.11:5060 at 2158
INVITE sip:8623000@192.168.1.11:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.102
To: 8623000<sip:8623000@192.168.1.11:5060>
From: 8623001<sip:8623001@192.168.1.51:5060>;tag=1934922386e
Call-ID: EXCEL-CSP0.78e.2158.430@192.168.1.102
Contact: 8623001<sip:8623001@192.168.1.102:5060>
User-Agent: Excel_CSP/83.10.57
Supported: timer
Session-Expires: 1800
Min-SE: 300
CSeq: 1 INVITE
Content-Type: application/sdp
Content-Length: 105
v=0
o=sip 0 0 IN IP4 192.168.1.102
s=SIP_Call
c=IN IP4 192.168.1.132
t=0 0
m=audio 15736 RTP/AVP 0
4 -RECEIVED From 192.168.1.11:5060 at 2158
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 192.168.1.102
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1934922386e
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=2645473871
Contact: <sip:8623000@192.168.1.11:5060>
Call-ID: EXCEL-CSP0.78e.2158.430@192.168.1.102
CSeq: 1 INVITE
Server: X-Lite release 1103m
Content-Length: 0
5 -RECEIVED From 192.168.1.11:5060 at 2158
SIP/2.0 180 Ringing
Via: SIP/2.0/UDP 192.168.1.102
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1934922386e
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=2645473871
Contact: <sip:8623000@192.168.1.11:5060>
Call-ID: EXCEL-CSP0.78e.2158.430@192.168.1.102
CSeq: 1 INVITE
Server: X-Lite release 1103m
Content-Length: 0
X->H
[00 45 00 e8 00 00 00 00 10 02 02 1e 09 00 01 00 39 00 03 00
08 01 03 00 33 00 2c 00 01 29 50 00 26 45 58 43 45 4c
2d 43 53 50 30 2e 37 38 65 2e 32 31 35 38 2e 34 33 30
40 31 39 32 2e 31 36 38 2e 31 2e 31 30 32 00]
X->H
[00 11 00 43 00 0e 00 00 01 0d 03 00 08 01 00 a7 00 24 00]
H->X
[00 05 00 43 00 0e 00]
H->X
[00 11 00 bf 00 00 ff 00 02 0d 03 00 00 05 0d 03 00 00
05]
6 -SENT To 192.168.1.51:5060 at 2158
SIP/2.0 180 Ringing
To: <sip:8623000@192.168.1.102>;tag=315186d
From: "User ID" <sip:8623001@192.168.1.102>;tag=00036b095130002d3ac6a66f-0a11923d
Call-ID: 00036b09-51300033-4fc0f34b-4c21a745@192.168.1.51
CSeq: 101 INVITE
Contact: 8623000<sip:8623000@192.168.1.102:5060>
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK034df162
User-Agent: Excel_CSP/83.10.57
Content-Length: 0
X->H
[00 07 00 bf 00 00 00 00 10]
7 -RECEIVED From 192.168.1.11:5060 at 2159
SIP/2.0 200 Ok
Via: SIP/2.0/UDP 192.168.1.102
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1934922386e
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=2645473871
Contact: <sip:8623000@192.168.1.11:5060>
Call-ID: EXCEL-CSP0.78e.2158.430@192.168.1.102
CSeq: 1 INVITE
Content-Type: application/sdp
Server: X-Lite release 1103m
Content-Length: 298
v=0
o=8623000 104287537 104288338 IN IP4 192.168.1.11
s=X-Lite
c=IN IP4 192.168.1.11
t=0 0
m=audio 8000 RTP/AVP 0 8 3 98 97 101
a=rtpmap:0 pcmu/8000
a=rtpmap:8 pcma/8000
a=rtpmap:3 gsm/8000
a=rtpmap:98 iLBC/8000
a=rtpmap:97 speex/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
8 -SENT To 192.168.1.11:5060 at 2159
ACK sip:8623000@192.168.1.11:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.102
To: 8623000<sip:8623000@192.168.1.11:5060>;tag=2645473871
From: 8623001<sip:8623001@192.168.1.51:5060>;tag=1934922386e
Call-ID: EXCEL-CSP0.78e.2158.430@192.168.1.102
CSeq: 1 ACK
Content-Length: 0
X->H
[00 2e 00 43 00 0f 00 00 01 0d 03 00 08 01 00 a7 00 20 01 03
00 33 00 18 00 03 27 94 00 04 c0 a8 01 0b 27 95 00 04
00 00 1f 40 27 b0 00 02 00 02]
H->X
[00 05 00 43 00 0f 00]
X->H
[00 0d 00 2e 00 04 00 00 01 0d 03 00 08 01 20]
H->X
[00 05 00 2e 00 04 00]
H->X
[00 11 00 00 00 00 ff 00 02 0d 03 00 00 05 0d 03 00 08
01]
X->H
[00 07 00 00 00 00 00 00 10]
H->X
[00 0d 00 ba 00 00 ff 00 01 0d 03 00 00 05 01]
X->H
[00 07 00 ba 00 00 00 00 10]
9 -SENT To 192.168.1.51:5060 at 2159
SIP/2.0 200 OK
To: <sip:8623000@192.168.1.102>;tag=315186d
From: "User ID" <sip:8623001@192.168.1.102>;tag=00036b095130002d3ac6a66f-0a11923d
Call-ID: 00036b09-51300033-4fc0f34b-4c21a745@192.168.1.51
CSeq: 101 INVITE
Contact: 8623000<sip:8623000@192.168.1.102:5060>
Supported: timer
Session-Expires: 1800; refresher=uas
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK034df162
User-Agent: Excel_CSP/83.10.57
Content-Type: application/sdp
Content-Length: 144
v=0
o=sip 0 0 IN IP4 192.168.1.102
s=SIP_Call
c=IN IP4 192.168.1.131
t=0 0
m=audio 15996 RTP/AVP 0 101
a=rtpmap:101 telephone-event/8000
10-RECEIVED From 192.168.1.51:51035 at 2159
ACK sip:8623000@192.168.1.102:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK1e6721b2
From: "User ID" <sip:8623001@192.168.1.102>;tag=00036b095130002d3ac6a66f-0a11923d
To: <sip:8623000@192.168.1.102>;tag=315186d
Call-ID: 00036b09-51300033-4fc0f34b-4c21a745@192.168.1.51
CSeq: 101 ACK
User-Agent: CSCO/7
Content-Length: 0
11-RECEIVED From 192.168.1.51:51035 at 2163
BYE sip:8623000@192.168.1.102:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK6dcd4cc5
From: "User ID" <sip:8623001@192.168.1.102>;tag=00036b095130002d3ac6a66f-0a11923d
To: <sip:8623000@192.168.1.102>;tag=315186d
Call-ID: 00036b09-51300033-4fc0f34b-4c21a745@192.168.1.51
CSeq: 102 BYE
User-Agent: CSCO/7
Content-Length: 0
X->H
[00 57 00 69 00 08 00 00 01 0d 03 00 00 05 02 02 1e 2a 00 05
01 04 00 04 00 00 00 00 01 05 00 04 00 00 00 ba 01 11
00 04 00 00 03 0b 01 10 00 04 00 00 74 40 01 12 00 04
00 00 79 b8 03 00 33 00 18 00 03 27 4e 00 02 00 10 27
92 00 04 c0 a8 01 83 27 93 00 04 00 00 3e 7c]
H->X
[00 05 00 69 00 08 00]
12-SENT To 192.168.1.11:5060 at 2163
BYE sip:8623000@192.168.1.11:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.102
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=2645473871
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1934922386e
Call-ID: EXCEL-CSP0.78e.2158.430@192.168.1.102
CSeq: 2 BYE
User-Agent: Excel_CSP/83.10.57
Content-Length: 0
13-SENT To 192.168.1.51:5060 at 2163
SIP/2.0 200 OK
To: <sip:8623000@192.168.1.102>;tag=315186d
From: "User ID" <sip:8623001@192.168.1.102>;tag=00036b095130002d3ac6a66f-0a11923d
Call-ID: 00036b09-51300033-4fc0f34b-4c21a745@192.168.1.51
CSeq: 102 BYE
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK6dcd4cc5
User-Agent: Excel_CSP/83.10.57
Content-Length: 0
14-RECEIVED From 192.168.1.11:5060 at 2163
SIP/2.0 200 Ok
Via: SIP/2.0/UDP 192.168.1.102
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1934922386e
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=2645473871
Contact: <sip:8623000@192.168.1.11:5060>
Call-ID: EXCEL-CSP0.78e.2158.430@192.168.1.102
CSeq: 2 BYE
Server: X-Lite release 1103m
Content-Length: 0
X->H
[00 57 00 69 00 09 00 00 01 0d 03 00 08 01 02 02 1e 2a 00 05
01 04 00 04 00 00 00 00 01 05 00 04 00 00 00 00 01 11
00 04 00 00 03 4f 01 10 00 04 00 00 00 00 01 12 00 04
00 00 84 58 03 00 33 00 18 00 03 27 4e 00 02 00 10 27
92 00 04 c0 a8 01 84 27 93 00 04 00 00 3d 78]
H->X
[00 05 00 69 00 09 00]
Using Outseize Control message
Message Trace
1 -RECEIVED From 192.168.1.51:50606 at 666
INVITE sip:8623000@192.168.1.102 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK3fef366f
From: "8623001" <sip:8623001@192.168.1.102>;tag=00036b3c251500162fba9244-7689e187
To: <sip:8623000@192.168.1.102>
Call-ID: 00036b3c-25150014-4d8706ac-79e7e25f@192.168.1.51
CSeq: 101 INVITE
User-Agent: CSCO/7
Contact: <sip:8623001@192.168.1.51:5060>
Expires: 180
Content-Type: application/sdp
Content-Length: 246
Accept: application/sdp
v=0
o=Cisco-SIPUA 7880 24344 IN IP4 192.168.1.51
s=SIP Call
c=IN IP4 192.168.1.51
t=0 0
m=audio 32676 RTP/AVP 0 8 18 101
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:18 G729/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
2 -SENT To 192.168.1.51:5060 at 666
SIP/2.0 100 Trying
To: <sip:8623000@192.168.1.102>;tag=278629a
From: "8623001" <sip:8623001@192.168.1.102>;tag=00036b3c251500162fba9244-7689e187
Call-ID: 00036b3c-25150014-4d8706ac-79e7e25f@192.168.1.51
CSeq: 101 INVITE
Contact: 8623000<sip:8623000@192.168.1.102:5060>
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK3fef366f
User-Agent: Excel_CSP/83.10.57
Content-Length: 0
X->H
[01 33 00 2d 00 02 00 00 01 0d 03 00 00 01 00 33 01 03 00 33
01 1f 00 18 27 4e 00 02 00 05 27 7e 00 03 08 00 00 29
19 00 08 38 36 32 33 30 30 30 00 29 1b 00 0e 31 39 32
2e 31 36 38 2e 31 2e 31 30 32 00 29 1c 00 04 00 00 13
c4 29 23 00 08 38 36 32 33 30 30 31 00 29 25 00 0e 31
39 32 2e 31 36 38 2e 31 2e 31 30 32 00 29 26 00 04 00
00 13 c4 29 2d 00 08 38 36 32 33 30 30 31 00 29 2f 00
0d 31 39 32 2e 31 36 38 2e 31 2e 35 31 00 29 30 00 04
00 00 13 c4 29 33 00 01 01 27 18 00 09 02 00 00 00 07
86 23 00 10 27 17 00 07 02 00 07 86 23 00 00 27 94 00
04 c0 a8 01 33 27 95 00 04 00 00 7f a4 27 b0 00 02 00
02 27 b1 00 02 00 01 29 16 00 01 01 29 54 00 08 38 36
32 33 30 30 30 00 29 55 00 0e 31 39 32 2e 31 36 38 2e
31 2e 31 30 32 00 29 56 00 04 00 00 13 c4 29 50 00 31
30 30 30 33 36 62 33 63 2d 32 35 31 35 30 30 31 34 2d
34 64 38 37 30 36 61 63 2d 37 39 65 37 65 32 35 66 40
31 39 32 2e 31 36 38 2e 31 2e 35 31 00 29 53 00 02 01
00]
H->X
[00 0c 00 2d 00 02 00 00 01 0d 03 00 00 01]
X->H
[00 58 00 43 00 02 00 00 01 0d 03 00 00 01 00 a7 00 23 01 03
00 33 00 42 00 04 29 53 00 02 02 01 29 51 00 22 30 30
30 33 36 62 33 63 32 35 31 35 30 30 31 36 32 66 62 61
39 32 34 34 2d 37 36 38 39 65 31 38 37 00 29 52 00 08
32 37 38 36 32 39 61 00 2a 0e 00 04 c0 a8 01 33]
H->X
[00 05 00 43 00 02 00]
H->X
[00 71 00 2c 00 00 ff 00 01 0d 03 00 00 00 01 03 00 33
00 5f 00 09 27 7e 00 03 08 00 00 27 92 00 04 c0 a8 01
83 27 93 00 04 00 00 20 00 27 b0 00 02 01 02 27 b1 00
02 01 01 29 19 00 08 38 36 32 33 30 30 30 00 29 1b 00
0d 31 39 32 2e 31 36 38 2e 31 2e 31 31 00 29 23 00 08
38 36 32 33 30 30 31 00 29 25 00 0d 31 39 32 2e 31 36
38 2e 31 2e 35 31 00]
3 -SENT To 192.168.1.11:5060 at 667
INVITE sip:8623000@192.168.1.11:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.102
To: 8623000<sip:8623000@192.168.1.11:5060>
From: 8623001<sip:8623001@192.168.1.51:5060>;tag=1927207729b
Call-ID: EXCEL-CSP0.787.667.910@192.168.1.102
Contact: 8623001<sip:8623001@192.168.1.102:5060>
User-Agent: Excel_CSP/83.10.57
Supported: timer
Session-Expires: 1800
Min-SE: 300
CSeq: 1 INVITE
Content-Type: application/sdp
Content-Length: 104
v=0
o=sip 0 0 IN IP4 192.168.1.102
s=SIP_Call
c=IN IP4 192.168.1.131
t=0 0
m=audio 8192 RTP/AVP 0
4 -RECEIVED From 192.168.1.11:5060 at 667
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 192.168.1.102
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1927207729b
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=3982133866
Contact: <sip:8623000@192.168.1.11:5060>
Call-ID: EXCEL-CSP0.787.667.910@192.168.1.102
CSeq: 1 INVITE
Server: X-Lite release 1103m
Content-Length: 0
5 -RECEIVED From 192.168.1.11:5060 at 668
SIP/2.0 180 Ringing
Via: SIP/2.0/UDP 192.168.1.102
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1927207729b
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=3982133866
Contact: <sip:8623000@192.168.1.11:5060>
Call-ID: EXCEL-CSP0.787.667.910@192.168.1.102
CSeq: 1 INVITE
Server: X-Lite release 1103m
Content-Length: 0
X->H
[00 38 00 2c 00 00 00 00 10 01 03 00 33 00 2b 00 01 29 50 00
25 45 58 43 45 4c 2d 43 53 50 30 2e 37 38 37 2e 36 36
37 2e 39 31 30 40 31 39 32 2e 31 36 38 2e 31 2e 31 30
32 00]
X->H
[00 11 00 43 00 03 00 00 01 0d 03 00 00 00 00 a7 00 24 00]
H->X
[00 05 00 43 00 03 00]
H->X
[00 11 00 bf 00 00 ff 00 02 0d 03 00 00 01 0d 03 00 00
01]
6 -SENT To 192.168.1.51:5060 at 668
SIP/2.0 180 Ringing
To: <sip:8623000@192.168.1.102>;tag=278629a
From: "8623001" <sip:8623001@192.168.1.102>;tag=00036b3c251500162fba9244-7689e187
Call-ID: 00036b3c-25150014-4d8706ac-79e7e25f@192.168.1.51
CSeq: 101 INVITE
Contact: 8623000<sip:8623000@192.168.1.102:5060>
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK3fef366f
User-Agent: Excel_CSP/83.10.57
Content-Length: 0
X->H
[00 07 00 bf 00 00 00 00 10]
7 -RECEIVED From 192.168.1.11:5060 at 669
SIP/2.0 200 Ok
Via: SIP/2.0/UDP 192.168.1.102
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1927207729b
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=3982133866
Contact: <sip:8623000@192.168.1.11:5060>
Call-ID: EXCEL-CSP0.787.667.910@192.168.1.102
CSeq: 1 INVITE
Content-Type: application/sdp
Server: X-Lite release 1103m
Content-Length: 298
v=0
o=8623000 283848162 283850034 IN IP4 192.168.1.11
s=X-Lite
c=IN IP4 192.168.1.11
t=0 0
m=audio 8000 RTP/AVP 0 8 3 98 97 101
a=rtpmap:0 pcmu/8000
a=rtpmap:8 pcma/8000
a=rtpmap:3 gsm/8000
a=rtpmap:98 iLBC/8000
a=rtpmap:97 speex/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
8 -SENT To 192.168.1.11:5060 at 669
ACK sip:8623000@192.168.1.11:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.102
To: 8623000<sip:8623000@192.168.1.11:5060>;tag=3982133866
From: 8623001<sip:8623001@192.168.1.51:5060>;tag=1927207729b
Call-ID: EXCEL-CSP0.787.667.910@192.168.1.102
CSeq: 1 ACK
Content-Length: 0
X->H
[00 2e 00 43 00 04 00 00 01 0d 03 00 00 00 00 a7 00 20 01 03
00 33 00 18 00 03 27 94 00 04 c0 a8 01 0b 27 95 00 04
00 00 1f 40 27 b0 00 02 00 02]
H->X
[00 05 00 43 00 04 00]
X->H
[00 0d 00 2e 00 00 00 00 01 0d 03 00 00 00 20]
H->X
[00 05 00 2e 00 00 00]
H->X
[00 05 00 2e 00 00 00]
H->X
[00 11 00 00 00 00 ff 00 02 0d 03 00 00 01 0d 03 00 00
00]
X->H
[00 07 00 00 00 00 00 00 10]
H->X
[00 0d 00 ba 00 00 ff 00 01 0d 03 00 00 01 01]
X->H
[00 07 00 ba 00 00 00 00 10]
9 -SENT To 192.168.1.51:5060 at 670
SIP/2.0 200 OK
To: <sip:8623000@192.168.1.102>;tag=278629a
From: "8623001" <sip:8623001@192.168.1.102>;tag=00036b3c251500162fba9244-7689e187
Call-ID: 00036b3c-25150014-4d8706ac-79e7e25f@192.168.1.51
CSeq: 101 INVITE
Contact: 8623000<sip:8623000@192.168.1.102:5060>
Supported: timer
Session-Expires: 1800; refresher=uas
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK3fef366f
User-Agent: Excel_CSP/83.10.57
Content-Type: application/sdp
Content-Length: 144
v=0
o=sip 0 0 IN IP4 192.168.1.102
s=SIP_Call
c=IN IP4 192.168.1.131
t=0 0
m=audio 15740 RTP/AVP 0 101
a=rtpmap:101 telephone-event/8000
10-RECEIVED From 192.168.1.51:50606 at 670
ACK sip:8623000@192.168.1.102:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK6b2d2bc4
From: "8623001" <sip:8623001@192.168.1.102>;tag=00036b3c251500162fba9244-7689e187
To: <sip:8623000@192.168.1.102>;tag=278629a
Call-ID: 00036b3c-25150014-4d8706ac-79e7e25f@192.168.1.51
CSeq: 101 ACK
User-Agent: CSCO/7
Content-Length: 0
11-RECEIVED From 192.168.1.51:50606 at 675
BYE sip:8623000@192.168.1.102:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK16c337d6
From: "8623001" <sip:8623001@192.168.1.102>;tag=00036b3c251500162fba9244-7689e187
To: <sip:8623000@192.168.1.102>;tag=278629a
Call-ID: 00036b3c-25150014-4d8706ac-79e7e25f@192.168.1.51
CSeq: 102 BYE
User-Agent: CSCO/7
Content-Length: 0
X->H
[00 57 00 69 00 00 00 00 01 0d 03 00 00 01 02 02 1e 2a 00 05
01 04 00 04 00 00 00 00 01 05 00 04 00 00 00 eb 01 11
00 04 00 00 03 ce 01 10 00 04 00 00 92 e0 01 12 00 04
00 00 98 30 03 00 33 00 18 00 03 27 4e 00 02 00 10 27
92 00 04 c0 a8 01 83 27 93 00 04 00 00 3d 7c]
12-SENT To 192.168.1.11:5060 at 675
BYE sip:8623000@192.168.1.11:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.102
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=3982133866
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1927207729b
Call-ID: EXCEL-CSP0.787.667.910@192.168.1.102
CSeq: 2 BYE
User-Agent: Excel_CSP/83.10.57
Content-Length: 0
13-SENT To 192.168.1.51:5060 at 675
SIP/2.0 200 OK
To: <sip:8623000@192.168.1.102>;tag=278629a
From: "8623001" <sip:8623001@192.168.1.102>;tag=00036b3c251500162fba9244-7689e187
Call-ID: 00036b3c-25150014-4d8706ac-79e7e25f@192.168.1.51
CSeq: 102 BYE
Via: SIP/2.0/UDP 192.168.1.51:5060;branch=z9hG4bK16c337d6
User-Agent: Excel_CSP/83.10.57
Content-Length: 0
H->X
[00 05 00 69 00 00 00]
14-RECEIVED From 192.168.1.11:5060 at 675
SIP/2.0 200 Ok
Via: SIP/2.0/UDP 192.168.1.102
From: 8623001 <sip:8623001@192.168.1.51:5060>;tag=1927207729b
To: 8623000 <sip:8623000@192.168.1.11:5060>;tag=3982133866
Contact: <sip:8623000@192.168.1.11:5060>
Call-ID: EXCEL-CSP0.787.667.910@192.168.1.102
CSeq: 2 BYE
Server: X-Lite release 1103m
Content-Length: 0
X->H
[00 57 00 69 00 01 00 00 01 0d 03 00 00 00 02 02 1e 2a 00 05
01 04 00 04 00 00 00 00 01 05 00 04 00 00 00 00 01 11
00 04 00 00 04 34 01 10 00 04 00 00 00 00 01 12 00 04
00 00 a8 20 03 00 33 00 18 00 03 27 4e 00 02 00 10 27
92 00 04 c0 a8 01 83 27 93 00 04 00 00 20 00]
H->X
[00 05 00 69 00 01 00]