Unlimited Free Net Bsnl

Set new acess points in your mobile .
» Apn - blackberry.net
Set Primary Dns - 8.8.8.8
and Seconadry Dns 8.8.8.8
(or) Try UDP Port - 9200 / 9201
Now save settings and restart your mobile
And Connect

If It not work Just Active Small BBM
PackEnjoy.