A
A few weeks ago my tata docomo connection started behaving abnormally during night on my nokia I changed the cell to sony but the problem was network now I am using samsung galaxy s 2 since last one week internet speed is redeculas in 3 g too the connection drops every few minutes even it network bar is full got a duplicate sim but no relief travelled to different areas to check but same problem my downloads don't stop until I keep browsing net side by side as soon as I stop browsing it downloads stop pinging helps to a certain.extent please help me out