forimmediate release information note to the press (press

For Immediate Release

Information note to the Press (Press Release No. 113/2018)

Telecom Regulatory Authority of India

TRAIReleases Report on Independent Drive Tests conducted in Six citiesviz. Dehradun, Indore, Jhansi, Leh, Salem and Tiruppur

New Delhi, 28th November 2018: TRAI, through its agency, conductedIndependent Drive Tests (IDT) in Six cities viz. Dehradun, Indore, Jhansi, Leh,Salem and Tiruppur, Drive tests were conducted to assess the network qualityprovided by ce1lular mobile telephone service providers for voice and dataservices. The details of drive tests conducted in the 6 cities are given be1ow:-

S.No City Licensed Period of Conducting IDT Summary ofService Area Results of

(LSA) IDT1) Dehradun UP - West 11th to 13th September, 2018 Annexure-A

2) Indore MP 7th to 9th August, 2018 Annexure-B

3) Jhansi UP - East 28th to 30th August, 2018 Annexure-C4) Leh J&K 13th September, 2018 Annexure-D

5) Salem Tamil Nadu 4th to 7th September, 2018 Annexure-E

6) Tiruppur Tamil Nadu 10th to 12th September, 2018 Annexure-F

2. The Key Performance Indicators (KPIs) were assessed for the networks of alltelecom service providers operating in the region. KPIs for voice services wereCoverage; Call Setup Success Rate (CSSR); Drop Call Rate; Block Call Rate,Handover Success Rate; Rx Quality. KPIs for data services were Download andUpload Throughputs, Web Browsing Delay, Video Streaming Delay andLatency. The complete report is available at TRAI websitewww.analytics.trai.gov.in

3. The key fmdings of Drive test are summarized below:

(i) Dehradun City: A1l the TSPs have met the <=2% of Drop Call Rate exceptAirtel (3G), Tata (3G) & Airtel (Volte). A1lthe service providers have met thebenchmark of >=95% of CSSR. Maximum throughput has been observed inIdea (3G) & RJio (4G).

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(ii) Indore City: All the TSPs have met the <=2% of Drop Call Rate exceptBSNL, (2G), Tata (CDMA), BSNL (3G), Vodafone (3G) & Airtel (Volte). All theservice providers have met the benchmark of >=95% of CSSR. Maximumthroughput has been observed in Tata (3G) & Airtel (4G).

(iii)Jhansi City: All the TSPs have met the <=2% of Drop Call Rate except BSNL(3G). All the service providers have met the benchmark of >=95% of CSSR.Maximum throughput has been observed in BSNL (3G) & Vodafone (4G).

(iv)Leh City: All the TSPs have met the <=2% of Drop Call Rate except BSNL(3G). Only Aitel (3G) is meeting the benchmark of =95% of CSSR. Maximumthroughput has been observed in Airtel (3G) & Airte1 (4G).

(v) Salem City: All the TSPs have met the <=2% of Drop Call Rate except BSNL(3G). All the service providers have met the benchmark of >=95% of CSSR.Maximum throughput has been observed in Airtel (3G) & Airtel (4G).

(vi)Tiruppur City: All the TSPs have met the .s.2% of Drop Call Rate and >=95%of CSSR. Maximum throughput has been observed in Tata (3G) & Airtel(4G).

4. The complete report is available at TRAI web site www.analytics.trai.gov.inIn case of any clarification, please contact, Shri. Asit Kadayan, Advisor (QoS) atTel. No. +91-11-2323-0404 or at email.id: [email protected]

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Annexure-A

Report on Independent Drive Test conducted inDehradun from 11th to 13th September 2018

The drive test in the city of Dehradun in UP - West LSA was conducted for aperiod of 3 days during 11th to 13th September 2018. It covered a route ofapproximately 250 KMs and data tests conducted on 6 hotspots. Cellular mobiletelephone service providers included namely Airtel, BSNL, Idea, Tata, Vodafoneand Jio. Tests included 2G, 3G and 4G technologies.

The summary of the Service Provider's performance on the key parameters basedon Independent Drive Test is given here under:-

Voice Gall

492:~1:1 M er. ,Mt."t-505 496 433 477

0.20% 0.00% 0.00% 0.42%

99.80% 100.00% 100.00% 99.58%

0.20% 0.00% 0.92% 0.21%

99.27% 98.55% 99.01% 97.16%

98.89% 96.97% 89.74% 97.63%

Gall AttemptAirtel

CSSfl% (Accessibility) .

Blocked Call Rate (%) 0.00%

100.00%

Drop Call Rate ('Ye) 0.61%

Mobility HOSR ('Ye) 98.16%

95.14%Rx Ouality ('Ye)

i!!im q.460 475 475 466 401 452

0.87% 0.00% 2.53% 2.83% 1.72% 1.25% 0.66%

99.13% 100.00% 97.47% 97.17% 98.28% 98.75% 99.34%

2.41% 0.21% 0.65% 6.88% 0.66% 3.28% 0.00%

100.00% 99.28% 99.59% 94.69% 99.88% 100.00% 99.40%83.35% 98.35% 86.56% 80.25% 89.82% 43.090:. 80.00'!'<

VoLTE ..

CaJIAttemptBlocked Call Rate ('Ko)

CSSR'Ye(Accessibility) ,

Dro~ Gall Rate ('Ye) ~

Rx Ouality ('Ye)

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Data Services

Download .Throughput .

Kb 'Upload Throughput(!<bps)Web Browsing Delay(sec)latency ,msec

Data Services

OownloadThrou h ut bpstJpload ThroughputMb s

Web Browsing Delaysec

Video StreamingDeIa sec 'latencymsec

Airtel Idea FBr. 'lfflMC.Hi·

106.60 149.18

145.29 161.86

33.01 41.29

258 222

140.83 94.65 80.29

158.54 92.02 120.08

28.69 30.42 41.04

280 367 311

3.23 3.08 3.91 3.46 2.22 2.28 7.34 8.00 3.94

0.79 1.28 1.87 0.71 1.97 2.55 7.81 4.01 4.17

15.28 15.08 11.52 14.70 13.99 11.01 9.84 7.19 10.36

2.66 3.66 1.41 1.78 2.56 5.50 1.05 0.93 3.06

332 103 217 294 253 94 80 87 84

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Annexure-B

Report on Independent Drive Test conducted inIndore from 7th to 9th August 2018

The drive test in the city of Indore in Madhya Pradesh LSAwas conducted for a period of3 days during 7th to 9th August, 2018. It covered a route of approximately 305 KMsanddata tests conducted on 6 hotspots. Cellular mobile telephone service providers includednamely Airtel, BSNL, Idea, Tata, Vodafone, and Jio. Tests included 2G, 3G, 4G andCDMAtechnologies.

The summary of the Service Provider's performance on the key parameters based onIndependent DriveTest is given here under:-

Voice Call

Gall AttemptBlocked Call Rate (%)

CSSR% (Accessibility)

Drop eau Rate ("AI)

Mobility HOSR (%)Rx Quality ("AI)

VOice Call

Gall AttemptBlocked Call Rate (%)


Drop Call Rate (%)

Mobility HOSR ("AI)Rx Quality (%)

a-M4tHiS :~ii' G?¥ m~ ·'litiS,,].!- rot:460 468 440 439 440 19

0.00% 0.21% 0.00% 0.00% 1.14% 0.0%

100.00% 99.79% 100.00% 100.00% 98.86% 100.0%

0.87% 3.00% 0.00% 0.68% 0.00% 10.5%

99.75% 97.99% 98.76% 98.26% 98.90% 100.0%

94.80% 97.96% 97.11% 91.65% 98.22% 76.9%

VoLTE~M:W1 ·mm- ii\k .'$I,m- MM :u.

476 469 437 450 462 459 425

0.63% 0.21% 1.37% 1.11% 3.90% 0.87% 0.00%

99.37% 99.79% 98.63% 98.89% 96.10% 99.13% 100.00%

1.06% 4.06% 0.70% 0.22% 3.83% 2.20% 0.24%

100.00% 99.80% 99.34% 99.98% 100.00% '99.85% 99.84%

96.67% 97.53% 8716% 89.54% 8865% 7524% 7942°/(

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Data Serlices

Download Throughpu(Kbps)

Upload Throughput(kbps)Web Browsing Delay(sec)latency(m sec)

I." .

DownloadThrou ut MbUpload ThroughputMb s


Video StreamingDelay seclatencymsec

. 26

Airtel Idea t\t.72.95 139.99 114.36 85.94 103.31

87.39 115.40 139.07 104.10 93.05

26.82 29.43 38.95 29.91 36.92

653 286 324 ·694 300

.:~1~i__ di¥ __ iftt._*'lfflffli,i,taMftiffl. fiI¥ lUMI!fitiMttl,ji2.99 2.42 2.81 3.34 3.19 10.07 5.86 4.68 3.46

1.06 1.23 1.17 1.25 1.37 7.72 6.46 4.83 7.60

12.69 13.56 14.05 12.70 14.68 7.73 6.96 7.51 9.77

2.02 3.87 2.06 2.28 1.00 3.92 2.45 0.91 1.24

280 143 283 316 255 137 116 91 52

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Annexure-C

Report on Independent Drive Test conducted inJhansi from 28th to 30th August 2018

The drive test in the city of Jhansi in UP - East LSAwas conducted for a period of3 days during 28th to 30th August 2018. It covered a route of approximately 270KMs and data tests conducted on 6 hotspots. Cellular mobile telephone serviceproviders included namely Airtel, BSNL, Idea, Tata, Vodafone and Jio. Testsincluded 2G, 3G and 4G technologies.


Voice call

call Attempt

Blocked Call Rate (%)


Drop call Rate (%)

Mobility HOSR (%)

Rx Quality (%)

I •.

call Attempt

Blocked call Rate (%)


Drop call Rate (%)

Mobility HOSR (%)

Rx Quality (%)

Airtel VodafunefiI¥ ijit;407 416 407

0.74% 0.96% 1.23%

99.26% 99.04% 98.77%

0.74% 0.49% 0.00%

92.88% 99.09% 99.59%

98.34% 98.12% 95.41 %

0.28%

99.07%

98.16%

403 352

0.50% 0.28%

99.50%

0.00%

99.65%

96.12%

99.72%

®.i:MN ij!¥ -litiffli,J,iM I!.

396 421 410 400 416

0.25% 2.14% 1.46% 0.25% 0.00%

99.75% 97.86% 98.54% 99.75% 100.00%

0.00% 3.88% 0.50% 0.25% 0.00%

99.96% 99.87% 99.08% 99.92% 96.85%

97.00% 95.38% 97.68% 97.67% 86.34%

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Data Services,; 26

." VodafoneDownload Throughput(Kbps)

Upload Throughput(kbps)Web Browsing Delay(sec)latency ,(msec)

Data Services

Download Throughput

Upload Throughputb S


Video Streaming Delay(seclatencymsec

Airtel Idea

88.49 113.29 110.75

96.43 112.75 127.02

38.79 30.75 29.98

543 340 355

:- [email protected]

1.02 4.15 2.89 1.84 4.18

0.56 1.56 1.82 2,21 5.92

13.26 12,79 12.96 14.70 8.10

5.42 1.97 3.79 4.75 2.02

216 128 137 325 100

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64,36 97,29

100,81 90.41

42,68 32,21

610 561

Glm iH *wmt.),fW4.30 6.12 9.02

3,42 2,87 5.17

13.30 10.49 7.78

6.67 2.00 7.70

128 125 123

Annexure-D

_Report on Independent Drive Test conducted inLeh from 13th September, 2018

The drive test in the city of Leh in Jammu & Kashmir LSA was conducted for aperiod of 1 day on 13th September 2018. It covered a route of approximately 55KMs and data tests conducted on 4 hotspots. Cellular mobile telephone serviceproviders included namely Airtel and, BSNL. Tests included 2G, 3G and 4Gtechnologies.


,.., .. BSNl. I 94 100

7.45% 14.00%

92.55% 86.00%

1.15% 0.00%

97.44% 100.00%

91.64% 98.88%

Blocked Call Rate (%) ,


Drop Call Rate (%)

Mobility HOSR (%)

Rx Quality (%)

r'~-~T~l~"'':'''''''' ~ " _"~

~:, Voice Call

. I 90 103

1456%

85.44%

Blocked Call Rate (%)

~ . , . ....'=.1.11%

98.89%

,,, . . . 0.00% 6.82%

100.00%100.00%

91.39% 87.62%Rx Quality ('It)

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Data Services

Download Throughput(Kbps)

Upload Throughput(kbps)Web Browsing Delay(sec)Latency e

(msec)

I..' '"

58.04

92.84

49.55

354

Airtel1.69Do~nload Throughput (Mbps)

Upload Throughput (Mbps)

Web Browsing Delay (sec)

Video Streaming Delay (sec)

Latencymsec

0.67

14.69

4.95

181

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54.78

61.14

26.02

292

0.56 4.04

0.72 0.98

16.85 12.44

5.91 5.67

206 164

Annexure-E

Report on Independent Drive Test conducted inSalem from 4th to 7th September, 2018

The drive test in the city of Salem in Tamil Nadu LSAwas conducted for a periodof 4 days during 4th to 7th September 2018. It covered a route of approximately470 KMs and data tests conducted on 6 hotspots. Cellular mobile telephoneservice providers included namely Airtel, BSNL, Idea, Tata, Vodafone and Jio.Tests included 2G, 3G and 4G technologies.


I ••

Gall Attempt

Blocked Gall Rate (%) .


Drop Gall Rate ('lie)

Mobility HOSR (%)

Rx Ouality (%)

Blocked Gall Rate ('lit) -.


Drop' Call Rate ('lie) .

Mobility HOSR ('lie)

Rx Ouality ('lie)

Airtel BSNL mM W674 712

0.15% 1.97%

99.85% 98.03%

0.30% 0.14%

99.59% 96.98%

98.98% 98.67%

Vodafone704 684

0.28% 0.73%

99.72% 99.27%

0.14% 0.88%

97.65% 99.06%

98.19% 97.34%

,691

0.72%

99.28%

0.15%

99.07%

98.23%

'Ir: ••

657 685 633 642 687 699

0.46% 0.29% 3.79% 1.87% 0.73% 0.43%

'99.54% 99.71% 96.21% '98.13% 99.27% 99.57%

0.00% 2.49% 0.16% 0.32% 0.73% 0.29%

99.89% 99.87% 99.68% 100.00% 99.88% 99.80%

97.42% 95.99% 98.74% 97.31% 9017% 9346°,"

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Data Services

Download Throughput(Kbps)

Upload Throughput(kbps)Web Browsing Delay(sec)latency(msec)

Dam Sl!fYlces

I.

Upload ThroughputMb


Video StreamingDelay seclatencymsec

BSNl Idea Vodafone

130.94 78.61 152.37 107.35 83.95

149.31 102.71 150.86 114.66 97.60

45.10 30.09 27.91 45.73 31.85

263 244 451 351 284

3.45 2.08 2.65 2.81 2.99 10.74 5.13 8.62 8.29

1.34 1.27 1.65 1.38 1.55 4.77 3.99 4.86 7.57

9.19 13.69 13.62 12.07 15.20 5.70 11.86 8.13 9.25

3.54 3.64 1.62 1.39 1.76 1.39 1.31 1.22 1.28

89 108 120 141 334 41 111 78 77

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Annexure-F

Report on Independent Drive Test conducted inTiruppur from lOth to 12th September 2018

The drive test in the city of Tiruppur in Tamil Nadu LSA was conducted for a period of 3days during 10th to 12th September 2018. It covered a route of approximately 290 KMsand data tests conducted on 6 hotspots. Cellular mobile telephone service providersincluded namely Airtel, BSNL, Idea, Tata, Vodafone, and Jio. Tests included 2G, 3G and4G technologies.

The summary of the Service Provider's performance on the key parameters based onIndependent Drive Test is given here under:-

Voice Call

Call AttemptBlocked Call Rate ('lit)


Drop Call Rate (%1

Mobility HOSR ('lit)Rx Quality ('lit)

I .•

Call AttemptBlocked Gall Rate ('lit)


Drop Call Rate (%)

Mobility HOSR ('lit)Rx Quality ('lit)

401 372 363

0.00% 1.08% 0.00% 1.04% 0.28%

100.00% 98.92% 100.00% 98.96% 99.72%

1.50% 0.27% 0.00% 0.79% 0.28%

98.19% 98.60% 99.26% 96.79% 98.27%

97.36% 96.92% 99.11% 97.27% 95.95%

:@~i &Ii .....400 384 350 374 363 375

1.00% 0.26% 2.86% 0.53% 1.38% 0.00%

99.00% 99.74% 97.14% 99.47% 98.62% 100.00%

1.26% 0.52% 0.29% 0.27% 0.56% 0.00%

99.83% 99.59% 99.83% 99.82% 99.95% 99.44%

93.98% 96.87% 94.69% 94.78% 8315% 7870%

Y

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Data Services

DownloadThroughputs

Upload Throughput(kbps)Web Browsing Delay(sec)latencymsec)

t, ~ . .,;'

DownloadThrou h ut Mb sUpload Throughputb

Web Browsing DelaysecVideo StreamingDelay (seclatency _msec ~-,"

Airtel Idea Vodafone

137.28 88.05 126.48 117.67154.57

112.41 94.67 123.26 103.16 131.40

45.98 30.71 33.05 31.95 28.79

316 272 462 346 201

.:~1~i__ Hi¥ __ Mk_Umf,j,t•• mffi. mm = It.MlttmSi']Uj3.46 3.07 0.38 3.95 0.70 16.45 4.02 6.30 8.19

0.95 1.69 1.57 0.89 1.69 4.28 0.68 3.63 8.38

10.04 13.03 15.49 14.14 15.40 5.35 13.00 9.09 10.83

1.76 3.67 3.04 2.02 3.34 1.15 0.82 1.88 2.25

77 134 138 200 115 71 85 70 82

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Definitions

Call Attempt: An attempt to achieve a connection to device attached to atelecommunication network.

Block Call <=3%: A call that is not connected because there is no free channel inradio access network to serve a call attempt.

CSSR (Call Setup Success Rate) >=95%: Ratio of Established Calls to CallAttempts.

Drop Call Rate <=2%: An ability to maintain a call once it has been correctlyestablished.

Hand over Success Rate (HOSR)>=95%: Ratio between successful handovers tohandover requested. (Handover is a process by which a mobile telephone call istransferred from one base station to another as the subscriber passes theboundary of a cell).

Rx Quality >95%: Measure of quality of voice.

Download Throughput: Data transmission rate for downloading a test file from atest server to a test device.

Upload Throughput: Data transmission rate for uploading a test file from a testdevice to test server.

Webbrowsing delay (secs): Average time taken to fully load the website tested.

Video Steaming delay (secs): Average time taken to fully download the videotested.

Latency (m secs): Time taken for a packet to reach the receiving endpoint aftertransmitted from the sending point.

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