Business Reliance Industries Ltd's Mukesh Ambani launches JioGigaFiber; what is it? Updated : July 06, 2018 06:38 AM IST Currently available in selected cities, JioFiber is a direct attempt by the Reliance group to expand its market disruptive service to the broadband sector. At present it reportedly offers connections with 1.1TB free data at a speed of 100 mbps. The move is seen as an attempt by the industry giant to further expand its operations across various sectors. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.