VoIP performance and SIP call quality test report for RTT over Wireless LAN 802.11n 72Mbps 1G711 channel - RTP jitter, MOS, delays

StarTrinity SIP testerVersion 3.1.5321.1677, compiled at 2014-07-26 20:55 UTC
StarTrinity SIP tester uptime0d 9h 58m 39s
Remote SIP 'User-Agent' header
Remote SIP 'Server' headerStarTrinity.SIP 2014-07-26 20:55 UTC
Measurement started at2014-07-27 3:59:43
Measurement duration0d 9h 58m 39s
Operation modeActive - generation and receiving SIP calls
Lightweight media processingoff
Memory consumed by SIP Tester514MB
Current calls count (number of channels)min = 0,00; average = 0,98; max = 1,00
Received SIP calls count0
Total average received calls per second0,00
Attempted outgoing calls count5713
Total average attempted calls per second0,16
Session establishment rate100,00% (5713/5713)
Failed outgoing calls count (total)0,00% (0/5713)
    with status = 408 (Request Timeout)0,00% (0/5713)
    with status = 486 (Busy Here)0,00% (0/5713)
    with status = 487 (Request Terminated)0,00% (0/5713)
Answered calls count5713
Successfully completed calls5713
Answered duration (min/avg/max)6059,00ms/6096,43ms/6159,00ms

Stress parameters for outgoing calls

Min interval between calls447,50ms, fixed
Max calls per second2,23
Max number of current calls1,00

Performance indicators

IndicatorNcallsMinAverageMaxPercentile 90%95%98%99%99.5%99.8%99.9%99.95%99.98%99.99%

Caller lost packets (%)

5713

0,000,000,00

0,00

0,00

0,00

0,00

0,00

0,00

0,00

0,00

0,00

0,00

Caller G.107 MOS

5713

4,414,414,41

4,41

4,41

4,41

4,41

4,41

4,41

4,41

4,41

4,41

4,41

Caller G.107 R-factor

5713

93,2093,1993,20

93,20

93,20

93,20

93,20

93,20

93,20

93,20

93,20

93,20

93,20

Caller max delta (ms)

5713

50,0550,7260,96

52,02

52,07

52,34

53,04

53,08

53,65

56,51

58,49

60,62

60,96

Caller max RFC3550 jitter (ms)

5713

0,020,151,35

0,39

0,47

0,53

0,57

0,61

0,65

0,84

1,02

1,05

1,35

Caller mean RFC3550 jitter (ms)

5713

0,010,040,24

0,11

0,15

0,17

0,19

0,21

0,22

0,23

0,24

0,24

0,24

Called lost packets (%)

5713

0,000,000,00

0,00

0,00

0,00

0,00

0,00

0,00

0,00

0,00

0,00

0,00

Called G.107 MOS

5713

4,414,414,41

4,41

4,41

4,41

4,41

4,41

4,41

4,41

4,41

4,41

4,41

Called G.107 R-factor

5713

93,2093,1993,20

93,20

93,20

93,20

93,20

93,20

93,20

93,20

93,20

93,20

93,20

Called max delta (ms)

5713

25,1852,34220,18

67,96

79,37

87,02

103,90

142,15

192,43

197,73

202,49

208,02

220,18

Called max RFC3550 jitter (ms)

5713

1,335,0528,23

6,73

7,32

8,59

10,29

15,38

25,53

26,22

26,91

27,11

28,23

Called mean RFC3550 jitter (ms)

5713

0,461,0211,58

1,28

1,40

1,60

2,05

3,31

4,17

4,50

7,75

9,60

11,58

100 response delay (ms)

5713

1,007,493508,00

7,00

21,00

41,00

60,00

101,00

503,00

555,00

1504,00

1598,00

3508,00

Answer delay (ms)

5713

5,0013,193515,00

14,00

26,00

47,00

67,00

105,00

510,00

563,00

1508,00

1602,00

3515,00

-24dB delay (ms)

5713

189,01214,873716,21

229,01

240,01

256,01

276,02

313,02

711,04

786,04

1741,10

1802,10

3716,21

Media threads delay (ms)

5713

0,611,9118,66

2,39

3,02

3,16

3,69

5,10

6,81

8,56

10,73

12,02

18,66

Signaling thread delay (ms)

5713

9,129,8816,63

9,91

9,92

9,94

9,98

10,79

13,15

14,57

14,88

15,28

16,63

GUI thread delay (ms)

5713

0,0130,5891,40

55,74

58,80

60,83

61,78

62,78

63,90

65,40

70,64

71,17

91,40

RX_WG67_PTT2SQU_DELAY

5713

1,0012,822122,00

21,00

26,00

40,00

51,00

64,00

88,00

106,00

184,00

202,00

2122,00

Packet analyser statistics

Statuson
Total packets0 dropped, 2637508 detected
Processing delay471,7ms
SIP+RTP packets2471223
RTP packets2436917
SIP packets34306
INVITE5737
INVITE retransmissions24
RE-INVITE0
'100 Trying' responses to INVITE5713
'180 Ringing' responses to INVITE0
'183 Session Progress' responses to INVITE0
Error responses to INVITE0
'200 OK' responses to INVITE5713
BYE5717
BYE retransmissions4
'200 OK' responses to BYE5713
CANCEL0
CANCEL retransmissions0
'200 OK' responses to CANCEL0
ACK5713

Scripts

Outgoing CallXML script<callxml>
<call value="sip:111@192.168.10.2:5070" callerId="1111" />
<on event="answer">
 <setrtpextension wg67_pttType="1" wg67_pttId="16" />
 <playaudio value="music.wav" maxtime="3s" />
 <setrtpextension wg67_pttType="0" wg67_pttId="16" />
 <playaudio value="music.wav" maxtime="3s" />
 <getwg67info ptt2squdelayvar="ptt2squdelay" ptttypevar="ptttype" pttidvar="pttid" squvar="squ" pmvar="pm" pttsvar="ptts" sctvar="sct" />
 <log value="WG67 measurements: ptt2squdelay=$ptt2squdelay;ms, ptttype=$ptttype;, pttid=$pttid;, squ=$squ;, pm=$pm;, ptts=$ptts;, sct=$sct;" />
 <writecdr field="RX_WG67_PTT_ID" value="$pttid;" />
 <writecdr field="RX_WG67_PTT2SQU_DELAY" value="$ptt2squdelay;" numeric="true" qualityIsAscending="false" />
 <!-- save measured delay to CSV CDR file, GUI report and history charts on "reports/statistics" tab -->
 <exit />
</on>
</callxml>

Settings

Desired audio codecUnknown
Forced audio codecUnknown
Jitter buffer initial size10ms
Jitter buffer max size80ms
Jitter buffer prefetch max size20ms
Jitter buffer prefetch min size10ms

Report was automatically generated at 2014-07-27 13:58:23