Here is manual Airtel GPRS Setting for all Mobile
Homepage - http://pradeeptomar.com
User Name - Blank
Password - Blank
Proxy - Enabled/yes.
Proxy and Server Adress - 202.56.231.117
Proxy and Server Port - 8080
Data bearer - GPRS or Packet Data.
Access Point Name - airtelgprs.com
Authentication Type - Normal
Use preferred access point - No
Airtel Live Settings...
Account Name - Airtel_live
Homepage - http://pradeeptomar.com
Username - Blank
Password - Blank
Proxy - Enabled/yes
Proxy and Server Adress - 100.1.200.99
Accespoint Name - airtelfun.com
Proxy and Server Port - 8080
Data bearer - GPRS/ Packet Data
Authentication Type - Normal
Homepage - http://pradeeptomar.com
User Name - Blank
Password - Blank
Proxy - Enabled/yes.
Proxy and Server Adress - 202.56.231.117
Proxy and Server Port - 8080
Data bearer - GPRS or Packet Data.
Access Point Name - airtelgprs.com
Authentication Type - Normal
Use preferred access point - No
Airtel Live Settings...
Account Name - Airtel_live
Homepage - http://pradeeptomar.com
Username - Blank
Password - Blank
Proxy - Enabled/yes
Proxy and Server Adress - 100.1.200.99
Accespoint Name - airtelfun.com
Proxy and Server Port - 8080
Data bearer - GPRS/ Packet Data
Authentication Type - Normal