NOTE:-If this trick worked in your device then your sim is not blocked otherwise it may be blocked/ double blocked.
Download Limit: 100mb Per Day.
Requirements:
◇ Android Device.
◇ Latest Troid VPN 2.6.9
◇ Airtel Sim (unblocked sim).
◇ Zero balance.
◇ Android Version 4.0+.
◇ Airtel Internet Settings.
Procedure;
Note: Please activate airtel internet setting.
1) Download Troid VPN 2.6.9 from here
SUPPORT FOR ANDROID M DEVICES ADDED
2) Install it In your device.
3) Open it and select any of the free server from server list.
4) Write Rport as 443 and Lport as 0
5)Change Protocol. toTCP.
6) Click on advanced button.
7)Check (mark) use proxy for Tcp connection.
8) Enter Proxy Host as 178.254.13.112
9) Enter Proxy Port as 3128
10) Enter Header as host:125.21.246.114/@
11) Click on save button and press connect button.
12) Wait For A Few Seconds Until You Get Connected.
13) Enjoy FreeSuper Fast 3G Internet
Achusofthack 