TRAI releases report on DT conducted in 15 cities & surrounding areas viz-Jalandhar,Ambala,Aizawl,Contai,Imphal,Kishanganj,Portblair,Bilaspur,Gwalior,Meerut,Ahmednagar,Chikmaealur,Warangal,Cuttack,Coimbatore,2 highways & 1 rail route