Indian road network a loss of about 10 million new jobs every year. Poor rural roads and traffic congestion inside the cities remains a challenge in India. The planned addition of over 12,000 kilometers of expressways in the next 10 years may help address some of such issues. The constraints and issues with Indian road network differ from one state to another. Some states, such as Tamil Nadu, Gujarat, have remarkably better road network than others. Indian road network India has a road network of over as on 31 March 2016, the second largest road network in the world. At 1.70 km of
U interface (UNI). The American variant is specified by the American National Standards Institute (ANSI) in T1.601. In Europe, the NT1 belongs to the network operator, so the user doesn't have direct access to the U interface. The European variant is specified by the European Telecommunications Standards Institute (ETSI) in recommendation ETR 080. The ITU-T has issued recommendations G.960 and G.961 with world-wide scope, encompassing both the European and American variants of the U interface. Like all other ISDN basic rate interfaces, the U interface carries two B (bearer) channels at 64 kbit/s and one D (data) channel at 16 kbit/s for