ICS33.040.40 CCSM57 DB4403 深圳市地方标准 DB4403/T442—2024 5G智慧港口网络建设规范 5Gsmartportnetworkconstructionspecification 深圳市市场监督管理局发布2024-04-22发布 2024-05-01实施 DB4403/T442—2024 I目次 前言.....................................................................................III 1范围....................................................................................1 2规范性引用文件..........................................................................1 3术语和定义..............................................................................1 4缩略语..................................................................................1 5专网解决方案............................................................................2 5.1网络总体架构.........................................................................2 5.1.15G网络架构......................................................................2 5.1.25G接入终端......................................................................2 5.1.35G无线网........................................................................2 5.1.45G承载网........................................................................3 5.1.55G核心网........................................................................3 5.2上行大带宽方案.......................................................................3 5.2.1多用户大容量带宽要求............................................................3 5.2.2网络上行大带宽方案..............................................................3 5.3稳定低时延方案.......................................................................3 5.3.1港口数据传输时延要求............................................................3 5.3.2稳定低时延方案..................................................................3 5.4网络高可靠方案.......................................................................4 5.4.15G专网高可靠概述................................................................4 5.4.2终端高可靠......................................................................4 5.4.3基站高可靠......................................................................4 5.4.4承载高可靠......................................................................4 5.4.5核心网高可靠....................................................................5 5.5网络切片方案.........................................................................5 5.6网络安全方案.........................................................................5 5.6.1终端安全管理....................................................................5 5.6.2业务安全隔离....................................................................5 5.6.3整体安全隔离....................................................................5 6专网规划与建设..........................................................................6 6.1基础设施规划.........................................................................6