YD-T 6066-2024 IP网络层次化切片技术要求

ICS 33.040.40 CCS L 78 YD 中华人民共和国通信行业标准 YD/T 1557T-2022 IP网络层次化切片技术要求 Technical requirements for IP hierarchical network slicing （报批稿）（2023年11月） XXXX - XX - XX发布中华人民共和国工业和信息化部发布 XXXX - XX - XX实施 YD/T XXXXX—XXXX 2目录前言 ................................................................................................................................................................ 4 1 范围 .................................................................................................................................................................... 5 2 规范性引用文件 ................................................................................................................................................ 5 3 术语 .................................................................................................................................................................... 5 4 缩略语 ................................................................................................................................................................ 6 5 场景介绍 ............................................................................................................................................................ 7 5.1 行业切片内部署用户切片 ............................................................ 7 5.2 用户切片内部署业务切片 ............................................................ 7 5.3 行业切片下部署多用户切片以及业务切片 .............................................. 8 6 架构和总体方案 ................................................................................................................................................ 9 7 拓扑切片方案和功能要求 .............................................................................................................................. 10 7.1 资源保障方案和功能要求 ........................................................... 10 7.1.1 FlexE ........................................................................ 10 7.1.2切片子接口 ................................................................... 10 7.2 控制面协议处理流程和功能要求 ..................................................... 11 7.2.1 概述 ......................................................................... 11 7.2.2 Flex-Algo 原理、协议扩展 ..................................................... 11 7.3 转发面处理流程和功能要求 ......................................................... 12 7.3.1 SRv6 Locator ................................................................. 12 7.4 OAM要求 ......................................................................... 13 7.5 可靠性要求 ....................................................................... 13 7.5.1 SRv6 Flex-Algo 可靠性概述 .................................................... 13 7.5.2 SRv6 Flex-Algo 本地保护 ...................................................... 13 7.5.3 SRv6 Flex-Algo 端到端保护 .................................................... 13 8 路径切片方案和功能要求 .............................................................................................................................. 14 8.1 资源保障方案和功能要求 ........................................................... 14 8.1.1 Flex-Channel ................................................................. 14 8.2 控制面协议处理流程和功能要求 ..................................................... 14 8.2.1 SRv6 Policy .................................................................. 14 8.2.2 SRv6 Policy-Group ............................................................ 14 8.3 转发面处理流程和功能要求 ......................................................... 16 8.3.1 Slice ID携带方案 ............................................................ 16 8.3.1.1概述 ......................................................................... 17 8.3.1.2报文封装及功能要求 ........................................................... 17 8.4 OAM要求 ......................................................................... 18 8.5 可靠性要求 ...................................................