Google launched free Wi-Fi services at 400 Railway stations in India.
Here is how to use it when you happen to be at Wi-Fi enabled Railway station.
To make use of the free wifi service, access the “RailTel” Wi-Fi at the station where they will be asked to feed in their mobile number.
You will get OTP authentication to access the internet.Use that OTP number and you will get connected with free RailTel Wi-Fi.
For the first 30 minutes you get good speeds, after that, it may be reduced.