The next round of spectrum auction is likely to be conducted around May-June period this year. Speaking at a function in New Delhi, Telecom Secretary Rakesh Garg today said, government will put all available spectrum for auction in which ecosystem is available. <br/><br/>Telecom Regulatory Authority of India (TRAI) has put out a consultation paper on a reference made by the government to suggest the base or floor price for all available airwaves for mobile services. The government had pegged revenue from communication services for the current fiscal at 42,865 crore rupees, which include upfront realisation from spectrum sale and licence fee.