here is the special trick which helps you to access free gprs from your Uninor mobile network,i have mentioned the manual gprs setting for Uninor subscriber, which helps in activating free gprs from Uninor mobile from any where in India.
use the below settings
wap.myuninor.in.php.t9space.com
proxy:-10.58.10.58
port:-8080
The above given setting hopefully works in some places just try out
for any quick help just comment her