TRAI, through its appointed agency, conducted Independent Drive Tests (IDT) in five cities/highways/Railway.

These cities are Bengaluru city (Karnataka LSA), Jabalpur city & Raipur-Bilaspur-Raigarh Highway (MP LSA), Delhi city & Sohna to Dausa Highway (Delhi LSA), Vijayawada-Guntur city & Hyderabad -Vijayawada Highway (Andhra Pradesh LSA) and Jaipur Junction to Madhopur, Punjab Railway route (Rajasthan, Haryana, Delhi & Punjab LSA). 

Drive tests were conducted to assess the quality of service provided by Cellular Mobile Telephone Service providers for voice and data services in January-2025.

In IDT, the performance of M/s Bharti Airtel Ltd., M/s BSNL/MTNL, M/s Reliance Jio Infocomm 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 were assessed for the networks of all Telecom 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

1. 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 five cities are given below:-

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