Guys i dont wat has happened i surfed yesterxday and downloading some files about 50mb and also that morning i downloaded from 7am to 7.55am.I checked the service records today for my usage unfortunately i dont know the data flow of those times is not displayed and its showing wat have used today mornign thats is only about 3mb.I think bsnl has not tracked my data flow at that time.Any body experienced this one!!!!!!!!!!! 😀