title: Intelligent transport systems — Vehicle interface for provisioning and support of ITS services — Part 2: Unified gateway protocol (UGP) requirements and specification for vehicle ITS station gateway (V-ITS-SG) interface
title: Systèmes intelligents de transport — Interface véhicule pour la fourniture et le support de services ITS — Partie 2: Exigences de protocole et spécification pour l'interface passerelle de la station ITS du véhicule