I am not like bsnl.i share my experience about bsnl.
I used bsnl before 3 years.
After bsnl number port to idea. Bsnl is very bad networks mostly networks is busy.and call rate is very high.and net speed not good.bsnl rooming is free all over India is good.
But mostly try the phone .have recived the massage phone busy.bsnl networks failed some days .network not good .i dislike the bsnl.Very poor service providers.