2023下一代车联网设计与实现白皮书

01｜车联网场景中的MQTT协议...................................................................................1MQTT协议适合车联网吗？..................................................................................................1相比于MQTT，其他协议差距在哪里？...............................................................................2如何选择MQTT消息接入产品/服务？...............................................................................3常用技术方案.........................................................................................................................5小结........................................................................................................................................702｜千万级车联网MQTT消息平台架构设计..................................................................8车联网的基础：数据采集与传递...........................................................................................8千万级车联网消息平台架构设计.........................................................................................10千万级消息接入测试............................................................................................................14小结......................................................................................................................................1803｜TSP平台场景中的MQTT主题设计......................................................................19车联网TSP场景中对消息通道的需求..............................................................................19什么是MQTT协议的主题.................................................................................................20基础概念..............................................................................................................................20车联网TSP平台主题设计原则最佳实践...........................................................................23MQTT协议主题设计在车联网场景中的应用.....................................................................25以EMQX进行车联网TSP平台主题设计.........................................................................27小结......................................................................................................................................2904｜QoS设计：车联网平台消息传输质量保障..............................................................30 MQTT协议中的QoS等级................................................................................................30 EMQX基于QoS等级的消息传输保障.............................................................................34 05｜车联网平台百万级消息吞吐架构设计......................................................................35 EMQX+InfluxDB构建百万级吞吐车联网平台....................................................................40 06｜车联网通信安全之SSL/TLS协议..........................................................................45 车联网安全通信MQTTS协议...........................................................................................46 MQTTS通信中单、双向认证的配置方式..........................................................................52 常见TLS选项介绍.............................................................................................................54 国密的分类...........................................................................................................................59 密码（GmSSL）证书与传统SSL证书对比......................................................................61 08｜实现车联网灵活数据采集.......................................................................................75 更多可能..............................................................................................................................84 10｜MQTToverQUIC：下一代车联网消息传输标准协议................................................96 什么是QUIC协议..............................................................................................................96QUIC协议的基本特性.........................................................................................................96MQTToverQUIC介绍........................................................................................................97MQTToverQUIC与MQTToverTCP/TLS对比..............................................................98MQTToverQUIC如何优化车联网移动通信....................................................................100MQTToverQUIC在车联网中的更多应用........................................................................101EMQX：首个实现MQTToverQUIC的MQTTBroker..................................................101小结....................................................................................................................................103 11｜云原生赋能智能网联汽车消息处理基础框架构建...................................................104 基于Operator的EMQX云原生框架.............................................................................106 EMQX在车联网场景中的云原生实践..............................................................................108 小结....................................................................................................................................110 结语..........................................................................................................................111 01｜车联网场景中的MQTT协议MQTT协议早已是物联网领域当之无愧的主流