TRAI, through its empanelled agency, conducted Independent Drive Tests (IDT)infive cities viz. Mysuru City (Karnataka LSA),Dharamshala City (Himachal Pradesh LSA), Chennai City (Tamil Nadu LSA), Chandigarh City (Punjab LSA) and Kolkata City (Kolkata LSA). Drive tests wereconducted to assess the quality of service provided byCellular Mobile Telephone Service providers for voice and data servicesin November-2024.

In IDT, the performance of M/s Bharti Airtel Ltd., M/s BSNL/MTNL, M/s Reliance JioInfocomm Ltd. and M/s Vodafone Idea Ltd., providing services in a Licensed Service Area (LSA) through various technologies (like 2G/ 3G/ 4G/ 5G) for voice and data,has been measured by conducting drive test. The observations presented in drive test reports represent the performance of the service providers on the area/ route under test on the day/ time of conducting the drive test.

The following Key Performance Indicators (KPIs) for Voice as well as Data service wereassessed for the networks of allTelecom service providers operating in the region.

 

1. Voice services:

1. Call setup success rate

2. Drop call rate (DCR)

3. Speech Quality using MOS (mean opinion score)

4. Downlink &Uplink packet (voice) drop rate

5. Call Silence Rate

6. Coverage (%)- Signal strength

 

2. Data Service:

1. Data Throughput (Downlink and uplink both)

2. Packet drop rate (Downlink & Uplink)

3. Video streaming delay

4. Latency

5. Jitter

 

The details of drive tests conducted in the four cities are given below:-

S.No.	City/Routes Covered	Licensed Service Area	Period of Drive Test	Distance Covered	Performancesummary (attached at)
1	Mysuru City & Mysuru toMalavalli Highway	Karnataka	19th Nov. 2024 to 22nd Nov. 2024	City :263.5 Kms Walk Test: 10 Kms Highway :215 Kms	Annexure A
2	Dharamshala City	Himachal Pradesh	19th Nov. 2024 to 20thNov. 2024	City :148 Kms	Annexure B
3	Chennai City	Tamil Nadu	19th Nov. 2024 to 22nd Nov. 2024	City :352.5 Kms	Annexure C
4	Chandigarh City	Punjab	10th Nov. 2024 to 15thNov. 2024	City :599.5 Kms Walk Test: 2.6 Kms	Annexure D
5	Kolkata City	Kolkata	5thNov. 2024 to 9thNov. 2024	City :264 Kms Walk Test: 1.34 Kms	Annexure E

 

The detailed reports are available at TRAI website www.trai.gov.in. For anyclarification/information, Shri Tejpal Singh, Advisor (QoS-I) TRAI may be contacted on email: adv-qos1@trai.gov.inor at Tel. No. +91-11-20907759.

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