Sterlite Technologies, an optical fibre and telecom cables manufacturer, has signed a deal worth INR240 million (USD5.07 million) with state-owned operator Bharat Sanchar Nigam Ltd (BSNL) to provide the latter with fibre-optic cables. Sterlite will supply BSNL with high-density ribbon cables, which the operator is expected to install in approximately 100 cities across the country in order to enhance its pan-Indian broadband network.