Free Airtel 3G Internet Trick 04 October 2012 100% working

I am also a user of Airtel 3G. I always buy a new sim of airtel 3G because they give 2GB 3G data on rs. 200. But now they are giving only 1Gb data in 200. Which is too costly for me. So After this i started searching for some 3G hacking tricks on airtel and finally i found a working airtel 3G hacking Trick. So follow all these given steps to enjoy airtel 3G in free.

Step. 1- First of all Open mozilla firefox. Now go to Option. 
Now go to Advance >> Network. 
Now click on Settings. A window will open with pop up.Now tick the this option Manual proxy configuration. 
Now Enter 176.31.222.34 in HTTP proxy and enter 80 on port. 
Now click on ok.

Step. 2- Now go to General settings and enter 203.115.112.5 on home page and click on save.

Note: This trick will work on only 3G sims. To convert your sim from 2G to 3G just send a sms to 121 with text 3G. And recharge your sim by smallest 3G pack