Visit to www.AirtelTrickz.com
Create setting in your phone. Below setting details.
Apn-airtelgprs.com
ip- 80.239.243.210
port- 80
Now save it
. And choose this setting default, now open downloaded opera.and open it now u see a handler screen.
And put FrontQuery. 203.115.112.5/cgi-bin/april.cgi/00/http/ now save the setting let the opera load.
Now accept terms and condition. Now u have opera main screen just put address and surf free as u want.