标准摘要
[中文适用范围]: 本文件规定了与 ISO 21217 中规定的 ITS 站参考架构的接入层相关的一般技术细节,包括: ——由通信适配层 (CAL) 提供的通信接口 (CI) 的服务接入点 (SAP),用于通信,命名为IN-SAP,以及相关的服务原语和服务原语函数; ——CI管理适配实体(MAE)提供的用于管理通信接口的SAP,称为MI-SAP,以及参考ISO 24102-3的相关服务原语和服务原语功能。 [外文原描述]: This document specifies general technical details related to the access layer of the ITS station reference architecture specified in ISO 21217 including: — the service access point (SAP) of a communication interface (CI) as provided by the communication adaptation layer (CAL) for communication, named IN-SAP, and related service primitives and service primitive functions; — the SAP provided by the CI management adaptation entity (MAE) for management of the communication interface, named MI-SAP, and related service primitives by reference to ISO 24102‑3, and service primitive functions.
英文名称Intelligent transport systems — Hybrid communications — Access technology support