Unblock ur Sim Less then 5 minite

Put ur sim in non gprs set like nokia 1100,1600 etc.

uske baad GPRS setting ke liye ek sms karo 

MO to 543210 

ek msg aayega ke ur handset doesnt support gprs

uske baad apna sim gprs mob me laga ke check karo.

sim unblock ho jayegi.