hai buddy i need your help . i am using bsnl broadband connection. and in windows 7 i follow these setup
1. my wireless connection is unsecured so first i connect wireless to my laptop then i make a broadband connection where i put username and password provide by bsnl then my connection is established.

but in ubuntu my unsecured wireless connection is connect but i am not able to connect through internet.

help me buddy my mail id is bhupendra.katara1@gmail.com
help me