With the ongoing boom in 5G technology, the Department of Telecom (DoT) will be reportedly auctioning the 5G spectrum starting next year from April 1. The department is considering freeing up mid-band spectrum in range of 1 GHz to 6 GHz and milli-meter wave band spectrum in range of 37 GHz and 42 GHz for the auction, The Economic Times reported citing sources as saying.