K.Deepa, T.Samatha, N.Sravani, Ch.Hemalatha, Beena Sahu 02 7(1) VehicletoVehicle V2V communication protocol is an emerging technology in the field of Intelligent Transportation Systems ITS that enables vehicles to exchange realtime information such as speed location direction and traffic conditions By establishing a wireless communication link usually based on Dedicated ShortRange Communication DSRC 5G or CellularV2X CV2X vehicles can share critical safety and mobility data with one another to reduce accidents improve traffic efficiency and enhance driver awareness The protocol defines standardized communication rules that ensure interoperability among different manufacturers and vehicles thereby creating a reliable vehicular network V2V communication supports applications such as collision avoidance lanechange assistance traffic congestion management and emergency vehicle prioritization With growing advancements in IoT and AI V2V is expected to play a crucial role in enabling autonomous driving and the development of fully connected smart transportation systems Copyright (c) Journal of Science Engineering Technology and Management Science. All rights reserved 2026