Go to the Multimedia Media Message & Connections settings and input following information
Connection Name : Airtel Internet
Data Bearer : GPRS
Access Point Name (APN) : Internet
Access Point Alias (for some handset) : Airtel Internet
Dial up no : *99#,
Connection Name : Airtel Internet
Data Bearer : GPRS
Access Point Name (APN) : Internet
Access Point Alias (for some handset) : Airtel Internet
Dial up no : *99#,
Tags:
Manual Internet Settings