After Reliance shook up the telecom industry, with its cheap data service tariff plans, state-operated BSNL from September 9, will introduce “unlimited broadband” priced at a monthly pack of Rs 249. What more, BSNL said that if customers use the plan continuously in a month, they can download up to 300 GB data by paying Rs 249. ‘Hence, per GB data download cost comes out to be less than Re 1 per GB. ”