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For Immediate Release
Information note to the Press (Press Release No.2...012019)
Telecom Regulatory Authority of India
TRAI Releases Report on Independent Drive Tests conducted in six citiesviz. Ahmedabad, Bangalore, Dimapur/Kohima, Imphal, Jamshedpur &
Kozhikode
New Delhi, 14th March 2019: TRAI, through its agency, conducted IndependentDrive Tests (IDT) in six cities viz. Ahmedabad, Bangalore, Dimapur /Kohima,Imphal, Jamshedpur & Kozhikode Drive tests were conducted to assess thenetwork quality provided by cellular mobile telephone service providers for voiceand data services. The details of drive tests conducted are given be1ow:-
Cities---,--
City Licensed Period of Conducting IDT Summarys.No Service of Results
Area ofIDT1) Ahmedabad Gujarat 7th to 12th January 2019 Annexure-A
2) Bangalore Karnataka 3rd to 15th December 2018 Annexure-B
3) Dimapur, Kohima NE 5th to 7th December 2018 Annexure-C
4) Impha1 NE 27th to 29th November 2018 Annexure-D
5) Jamshedpur Bihar 26th to 28th November 2018 Annexure-E
6) Kozhikode Kerala 19th to 23rd November 2018 Annexure-F
2. The Key Performance Indicators (KPls) were assessed for the networks of alltelecom service providers operating in the region. KPIs for voice services areCoverage; Call Setup Success Rate (CSSR); Drop Call Rate; Block Call Rate,Handover Success Rate; Rx Quality. KPIs for data services are Down1oad andUpload Throughputs, Web Browsing Delay, Video Streaming Delay andLatency. The complete report IS available at TRAI websitewww.analytics.trai.gov.in
3. The key findings of Drive test are summarized below:
(i) Ahmedabad City: All the TSPs have met the .::2% of Drop Call Rate exceptBSNL (3G). All the service providers have met the benchmark of >=95% ofCSSR except Tata (2G). Maximum throughput has been observed in 3G &4G network of Tata & Airtel respectively
Page 1 of 15
(ii)BangaloreCity: All the TSPs have met the .:s.2%of Drop Call Rate exceptBSNL (2G). All the service providers have met the benchmark of >=95% ofCSSR. Maximum throughput has been observed in 3G & 4G network ofBSNL& Airtel respectively.
(iii)Dimapur/Kohima City: Only Airtel (2G), Vodafone (3G) and RJIo (4G) havemet the .:s.2% of Drop Call Rate. Airtel (2G) and RJIo (4G) have met thebenchmark of >=95% of CSSR. Maximum throughput has been observedin 3G & 4G network of BSNL& Airtel respectively.
(iv)Imphal City: All the TSPs have met the .:s.2% of Drop Call Rate and>=95% of CSSR. Maximum throughput has been observed in 3G & 4Gnetwork of BSNL& Airtel respectively.
(v)Jamshedpur City: All the TSPs have met the .:s.2%of Drop Call Rate and>=95% of CSSR. Maximum throughput has been observed in 3G & 4Gnetwork of BSNL& Airtel respectively.
(vi)Kozhikode City: All the TSPs have met the .:s.2% of Drop Call Rate and>=95% of CSSR. Maximum throughput has been observed in 3G & 4Gnetwork of Airtel.
4. The complete report is available at TRAIwebsite www.analytics.trai.gov.inIn case of any clarification, please contact, Shri. Asit Kadayan, Advisor (QoS) atTeI. No. +91-11-2323-0404 or at email.id: [email protected]
IS.K~Secretary
Page 2 of 15
Annexure-A
Report on Independent Drive Test conducted inAhmedabad from 7th to 12th January 2019
The drive test in the city of Ahmedabad in Gujarat LSAwas conducted for aperiod of 6 days during 7th to 12th January 2019. It covered a route ofapproximately 865 KMs and data tests conducted on 8 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 DriveTest is given here under:-
Voice Call
Call Attempt
Blocked Call Rate (%)
CSSR% (Accessibility)
Drop Call Rate ('Ill)
Mobility HOSR (%)
Rx Quality ('Yo)
Voice Call
Can Attempt
Blocked Call Rate (%)
CSSR% (Accessibility)
Drop Call Rate (%)
Mobility HOSR (%)
Rx Quality ('Yo)
1085 1160 1154 799 1112
{J.370f0 0.17% 0.26% 10.89% 0.27%
99.63% 99.83% 99.74% 89.11% 99.73%
0.83% 0.60% ().O9% ,0.70% 0.81%
99.37% 98.36% 97.71% 98.25% 98.05%
96.06% 98.03% 97.89% 95.44% 97.65%
1163 1181 1140 1046 1217
0.09% 0.41% 0.51% 0.18% 0.96% '0.08%
99.91% 99.59% 99.49% 99.82% 99.04% 99.92%
0.17% 2.46% {J.09% {J.26% 0.77% {J.OO%
99.94% 99.57% 99.76% 99.97% 99.65% 99.71%
95.81% 98.38% 90.24% 97.26% 89.45% 92.80%
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Data Services Static
Download Throughput(Kbps)Upload Throughput(kbps)Web Browsing Delay(sec)Latency(msec)
Data Services Static
Download ThroughputMb sUpload Throughput (Mbps)
Web Browsing DelaysecVideo Streaming Delayseclatencymsec
146.38 110.12 137.98 128.70 125.81
134.01 120.77 179.20 128.14 122.79
35.30 29.66 29.5228.54 31.47
400 198 229 366 215
4.03 2.56 3.74 4.17 2.62 12.44 5.38 6.73 5.46
0.63 1.70 2.23 0.66 1.58 5.79 6.36 4.15 4.38
9.73 9.71 11.13 10.23 12.14 6.86 8.02 7.70 8.77
2.88 2.54 1.53 1.45 2.36 2.05 2.27 2.78 1.76
98 80 318 89 156 99 90 75 89
********
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Annexure-B
Report on Independent Drive Test conducted inBangalore from 3rd to 15th December 2018
The drive test in the city of Bangalore in Karnataka LSAwas conducted for a period of11 days during 3rd to 15th December 2018. It covered a route of approximately 1170KMs and data tests conducted on 10 hotspots. Cellular mobile telephone serviceproviders included namely Airtel, BSNL, Idea, Tata, Vodafone, and Jio. Tests included2G, 3G, 4G technologies.
The summary of the Service Provider's performance on the key parameters based onIndependent Drive Test is given here under:-
1,15% 0,75% 0,22% 4,97% 0,06%
98,85% 99.25%
0,44% 2.31%
99,78%
1,09%
98,38%
98,72%
95,03%
0,92%
97,64%
96.44%
99,94%
0,33%
99.41%
99,17%
98,05%
96,58%
97,91%
98,21%
Voice CallVolTE
Blocked Call Rate (%)CaIlAttem t 1770 1801 1722 1831 1786 1706 1707
0,28% 0,56% 0,52% 4.70% 1.01% 0,35% 0,29%
99.72% 99,44% 99,48% 95,30% 98,99% 99,65% 99,71%t{),17% 1,95% 0,99% 0,06% 0,62% {),88% {),06%
99.56% 99.41% 98.14% 99.82% 99.95% 99.62% 99,35%94.37% 96.28% 96.17% 97.16% 95,09% 74,47% 83.22%
CSSR% (Accessibility)Drop Call Rate (%)
Mobility HOSR (%)Rx Quali %
Page 5 of 15
Data Services
Download Throughput(Kbps)Upload Throughput(kbps)Web Browsing Dfllay(sec)latency(msec)
Airtel Idea
71.00 145.90 75.59 71.17 117.66
71.62 113.59116.01 93.26 66.22
27.11 46.62 25.37 30.28 30.87
278 276 420245 267
Download ThroughputMbUpload Throughput
bWeb Browsing DelaysecVideo Streaming Delayseclatencymsec
1.34 2.86 1.95 1.30 2.15 4.21 2.73 3.71 1.91
0.69 1.78 0.97 0.61 1.19 2.61 2.33 1.74 3.08'
14.64 11.22 14.89 14.55 15.00 12.29 13.73 9.62 13.86
3.91 2.46 4.49 3.31 3.57 3.48 2.35 3.62 5.43
145 101 173 114 153 113 61 83 119
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Annexure-C
Report on Independent Drive Test conducted inDimapur/Kohima from 5th to 7th December 2018
The drive test in the city of Dimapur / Kohima in North East LSAwas conductedfor a period of 3 days during 5th to 7th December 2018. It covered a route ofapproximately 240 KMsand data tests conducted on 5 hotspots. Cellular mobiletelephone service providers included namely Airtel, BSNL, Idea, Vodafone andJio. Tests included 2G, 3G and 4G technologies.
The summary of the Service Provider's performance on the key parameters basedon Independent DriveTest is given here under:-
Voice Call
Call Attempt
Blocked Call Rate <%)
CSSR'Yo (Accessibility)
Drop Call Rate (%)
Mobility HOSR (%1
Rx Quality (%)
can Attempt .
Blocked can Rate (%)
CSSR'Yo (Accessibility)
Drop Call Rate (%)
Mobility HOSR (%)
Rx Quality (%)
Airtel BSNL Idea Vodafone472 377 384 580
2.97% 27.06% 25.78% 11.90%
97.03% 72.94% 74.22% 88.10%
1.31% 2.18% 2.81% 2.74%
96.45% 92.93% 98,13% 98.27%
95.15% 96,38% 93,05% 93.49%
VoLTEAirtel Jio481 298 134 714 488
5.20% 14.77% 22.39% 8.96% 2.05%
94.80% 85.23% 77.61% 91.04% 97.95%
2.19% 3.94% 3.85% 0.92% 0.42%
99.40% 97.34% '99,66% '99,61% 99.33%
84.80% 91.78% 74.66% 80.72% 74.76%
~
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Data Services Static
Download Throughput(Kbps)Upload Throughput
ps)Web Browsing Delay(sec)Latencymsec
Data Services Static
Download ThroughputMbUpload ThroughputMb sWeb Browsing DelaysecVideo Streaming Delayseclatencymsec
101.97 66,07 72.52103.13
139.78 94.57 98.89 76.34
30.03 26.30 30.65 32.29
476 446385 451
0.58 1.74 TO 0.20 2.41 0.49 2.12 2.23
0.31 0.79 TO 0.67 2.28 1.76 2.24 2.54
21,97 15.39 TO 16.99 11.04 14.49 12.92 12.99
10.33 2.44 TO 5.74 5.49 2.57 4.00 3.46
394 184 TO TO 155 162 138 TO
~
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Annexure-D
. Report on Independent Drive Test conducted inImphal from 27th to 29th November 2018
The drive test in the city of Imphal in North East LSAwas conducted for a periodof 3 days on 27th to 29th November 2018. It covered a route of approximately 300KMs and data tests conducted on 5 hotspots. Cellular mobile telephone serviceproviders included namely Airtel, BSNL, Idea, Vodafone and Jio. Tests included2G, 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 Call
Call Attempt
Blocked Call Rate (%)
CSSR% (Accessibility)
Drop Call Rate (%)
Mobility HOSR (%)Rx Quality (%)
Airtel BSNL Idea Vodafone408 383 420 400
0.25% 0.26% 0.24% 1.25%
99.75% 99.74% 99.76% 98.75%
0.25% 1.31% 0.48% 1.01%
94.52% 95.54% 98.59% 99.45%
95.71% 97.54% 98.21% 94.23%
Call AttemptJio
Blocked Call Rate (%)
CSSR% (Accessibility)
Drop Call Rate (%)
Mobility HOSR (%)
Rx Quality (%)
VolTEBSNL Idea lIodafone
392 429 394 400 399
2.04% 0.70% 0.00% 2.25% 0.00%
97.96% 99.30% 100.00% 97.75% 100.00%
0.78% 1.41% 0.76% 1.79% 0.00%
98.78% 96.87% 99.55% 99.64% 99.43%
88.73% 97.77% 93.57% 91.06% 81.51%
tv.Page 9 of 15
Data Services Static
Download Throughput(Kbps)
Upload Throughput(kbps)Web Browsing Delay(sec)latency(msec)
Data Services Static
Oownload ThroughputMbUpload ThroughputMb sWeb Browsing Delay
Video Streaming Delayseclatencymsec
81.01 97.40 65.7297.64
115.83 107.29 112.41 145.09
19.88 29.70 30.75 22.16
353 467367 382
0.29 2.75 0.08 0.16 6.76 2.22 2.29 0.70
0.44 1.45 0.56 0.66 1.50 4.76 2.12 4.83
12,56 14,85 16,3.2 25,36 10.62 13.52 12.79 15.74
3.52 8.45 3.20 1.45 2.74 1.73 2,28 5.93
318 101 381 341 176 140 142 132
********
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Annexure-E
Report on Independent Drive Test conducted inJamshedpur from 26th to 28th November 2018
The drive test in the city of Jamshedpur in Bihar LSAwas conducted for a periodof 3 days during 26th to 28th November 2018. It covered a route of approximately320 KMs and data tests conducted on 5. hotspots. Cellular mobile telephoneservice providers included namely Airtel, BSNL, Idea, Tata, Vodafone and 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 Call
Call Attempt
Blocked Call Rate (%)
CSSR% (Accessibility)
Drop Call Rate (%)
Mobility HOSR (%)
Rx Quality (lib)
Voice Gall
Call AttemptBlocked Call Rate (%)
GSSR% (Accessibility)
Drop Call Rate ('Ill)
Mobility HOSR (%)Rx Quality (%)
Airtel BSNL517 499 487 496 498
0.77% 0.60% 0.00% 1.01% 0.20%
99.23% 99.40% 100.00% 98.99% 99.80%
1.95% 1.81% 1.03% 1.43% 0.60%
92.34% 92.83% 98.52% 93.90% 98.70%
93.28% 97.03% 96.93% 92.70% 97.73%
Airtel BSNL Idea Jio511 496 559 516
1.57% q.81% 0.00% 0.19%
98.43% 99.19% 100.00% 99.81%
0.80% 1.22% 0.18% 0.58%
99.73% 98.53% 99.22% 99.08%93.84% 97.00% 95.23% 76.53%
Page 11 of 15
Data Services Static
Dowrlload Throughput(Kbps)Upload Throughput(kbps)Web Browsing Delay(sec)Latency(msec)
Data Services Static
Web Browsing Delay (sec)
Video Streaming Delay (sec)
Latencymsec
Airtel
8.26
94.54
20.04
774
2.36
0.47
14.69
3.12
204
126.14
127.4.3
.39.62
3.93
1.79
11.34
1.22
136
234
3.03
1.74
13.30
1.59
104
********
Page 12 of 15
134.58
126.47
43.35
253
11.28
6.i5
8.78
1.57
189
3.02 32.01
103.6.3 .36.19
13.41 30.15
694 583
Idea5.39 4.33
4.47 1.42
10.32 14.40
0.70 5.44
59 115
Annexure-F
Report on Independent Drive Test conducted inKozhikode from 19th to 23rd November 2018
The drive test in the city of Kozhikode in Kerla LSAwas conducted for a period of 4 daysduring 19th to 23rd November 2018. It covered a route of approximately 450 KMs anddata tests conducted on 6 hotspots. Cellular mobile telephone service providers includednamely Airtel, BSNL, Idea, Tata, Vodafone, and Jio. Tests included 2G, 3G and 4Gtechnologies.
The summary of the Service Provider's performance on the key parameters based onIndependent Drive Test is given here under:-
Voice Call
Call Attempt
Blocked Call Rate (%)
Drop Call Rate (%)
Mobility HOSR (%)
Rx Quality (%)
VodafoneBSNL Idea669 670 669 646 669
0.75% 0.30% 0.00% 0.15% 0.00%
99.25% 99.70% 100.00% 99.85% 100.00%
1.20% 0.75% 0.15% 0.62% 0.15%
98.50% 99.55% 99.59% 99.36% 99.16%
97.56% 98.61% 97.78% 98.10% 98.32%
Call Attempt
Blocked Call Rate (%)
CSSR% (Accessibility)
Drop Call Rate (%)
Mobility HOSR (%)
Rx Quality (%)
649 661 655 644 657 630
1.39% 0.30% 1.37% 0.16% 0.46% 0.32%
98.61% 99.70% 98.63% 99.84% 99.54% 99.68%
0.00% 0.61% 0.62% 0.62% 0.15% 0.00%
99.94% 99.75% 99.59% 99.97% 99.80% 99.81%
97.69% 96.52% 94.54% 98.06% 93.70% 90.04%
~
Page 13 of 15
Data Services
Download Throughput(Kbps)Upload Throughput(kbps)Web Browsing Delay(sec)latency(msec)
Airtel BSNL
142.98 76.B8 103.4777.08 111.04
142.96 122.75 105.0B 135.7971.95
31.18 38.75 29.4140.22 27.46
541 184 569 544261
Video Streaming DelaysecLatencymsec
0.68 1.51 1.48 0.76 0.90 2.50 2.51 3.74 5.6B
12.06 12.83 13.58 12.33 7.51 9.10 8.50 13.97
1.92 7.66 1.B2 4.10 4.79 1.77 2.84 2.15 2.82
111 106 144 131 101 B9 131 65 113
~
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Page 14 of 15
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 ofvoice.
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.
Time Out (TO):Observation cannot be taken due to Time out.********
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