Tejas Networks, home-grown telecom hardware company backed by Gururaj ‘Desh’ Deshpande, is preparing for an initial public offering (IPO) this year. Sanjay Nayak, co-founder, managing director and chief executive, tells Bibhu Ranjan Mishra the rolling out of fourth-generation technology (4G/LTE) and increase in consumption of data are expected to drive the revenue of telecom equipment suppliers.