9 Vehicular traffic monitoring system comprised of sensors, algorithms and a communication system in the nature of computer hardware and downloadable computer software for collecting and providing real-time information to drivers and road operators, namely, danger recognition, instant accident prevention, optimal traffic flow adjustments, traffic flow, environmental conditions and autonomous cars guidance and support; vehicular network communication systems consisting of computer hardware and downloadable software for vehicle-to-infrastructure communication, for connecting to wireless networks, for connecting vehicles to computer networks, communication networks, wireless networks and vehicular mesh networks; downloadable communication software and computer hardware for accessing, visualizing, transferring, distributing, monitoring, collecting, storing, processing and managing data securely over networks; sensors for use with wireless networks for collecting network data in vehicular network communication systems; downloadable network management software and computer network hardware for use in vehicular network communication systems; computer network hardware for use in vehicular network communication systems; downloadable software for connecting, operating, and managing networked devices in the internet of things (iot); downloadable sensory software; digital sensory devices; vehicle tracking devices comprised of cellular radio modules, downloadable computer software and computer hardware, sensors, transmitters, receivers and global positioning satellite receivers, all for use in connection with vehicle tracking and vehicle monitoring