hi friends now i am find out one bsnl free grps tricks absolutely for you
dont worry no balance will be detected.
in start up time 0.01 only credited.
to go to network operator setup
to find how many operator in your area
aircel, airtel, Vodafone, if you find in BSNL 3G
now select other operator except bsnl
not accepted for other network
now you choose BSNL 3G
and suddenly press 0 key now 0.01 will be charged and your GPRS plan Will be activated.
don’t disconnect this. if you disconnected internet again you fallow the above procedures.