Have you read our last trick about airtel gprs trick with backquery which is successfully working and now This is new airtel trick which we found at the end of November and starting of December.In this trick you have to put only one frontquery and you will get free full gprs in your airtel sim.read full post for more information.Instructions :
Step 1 : Make MO as default setting in mobile or dongle
Step 2 :
put following front query in your browser addressbar
http://188.8.131.52.lodgeus.com/cgi-bin/nph-get.cgi/000000A/http/[your site name here]
For Mobile :
 Put following setting in your handler application
Step 3 : Thats done,now you will get free internet on your mobile and PC.