“Vlan flow tables发 \ ICS 33.040.20 CCS M33 中 华 人 民 共 和 国 通 信 行 业 标 准YD YD/T ××××—×××× 切片分组网络（SPN）设备技术要求 Technical specification for slicing packet network (SPN) equipment （报批稿） ××××-××-××实施 ××××-××-××发布 中华人民共和国工业和信息化部 发布YD/T ××××—×××× I目 次 前言 ................................................................................... IV 1 范围 .................................................................................. 1 2 规范性引用文件 ........................................................................ 1 3 缩略语 ................................................................................ 3 4 SPN设备系统结构 ...................................................................... 7 4.1 总体系统结构 ...................................................................... 7 4.2 数据平面 .......................................................................... 8 4.3 管理平面 .......................................................................... 9 4.4 控制平面 .......................................................................... 9 4.5 业务接口 .......................................................................... 9 5 业务接入与转发要求 .................................................................... 9 5.1 业务模型要求 ...................................................................... 9 5.1.1 业务模型总体要求 ............................................................................................................................ 9 5.1.2 L2VPN要求 .................................................................................................................................... 10 5.1.3 L3VPN要求 .................................................................................................................................... 10 5.2 业务承载要求 ..................................................................... 10 5.2.1 业务承载总体要求 .......................................................................................................................... 10 5.2.2 MPLS-TP 隧道要求 ........................................................................................................................ 10 5.2.3 SR-TP隧道要求 .............................................................................................................................. 11 5.2.4 SR-BE隧道要求 ............................................................................................................................. 11 5.2.5 切片通道层要求 .............................................................................................................................. 11 6 QoS要求 ............................................................................. 12 6.1 基本能力 ......................................................................... 12 6.2 流分类和流标记能力 ............................................................... 12 6.3 带宽控制能力 ..................................................................... 12 6.4 连接允许控制能力 ................................................................. 13 6.5 拥塞控制能力 ..................................................................... 13 6.6 队列调度能力 ..................................................................... 13 6.7 层次化QoS能力 ................................................................... 14 7 OAM要求 ............................................................................. 14 7.1 OAM总体要求 ..................................................................... 14 7.2 切片传送层 OAM功能要求 ........................................................... 14 7.3 切片通道层 OAM功能要求 ........................................................... 14 7.4 切片分组层 OAM功能要求 ........................................................... 15 7.5 客户业务层 OAM要求 ............................................................... 16 7.5.1 业务层 OAM ................................................................................................................................... 16 YD/T ××××—×××× II7.5.2 In-Band OAM要求 .....................