Aircel 3G To use this aircel trick

1. Activate 3G [ Dial *122*7*1#] 

2. You will get 250MB of data for free 

3. Now the real tricks begins now 

4. Deactivate 3G[Dial *122*7*2#] 

5. Do the 1 and 4 step continously for 10 times you will get 2.5GB [250MB * 10 = 2.5GB]