华为IP新技术专题书籍

小乔 · 发表于 2023-7-24 22:07:48

1 Segment Routing MPLS......................................................................................................... 1
1.1 Segment Routing MPLS....................................................................................................................................................... 1
1.1.1 Segment Routing MPLS 介绍.......................................................................................................................................... 1
1.1.2 Segment Routing MPLS 原理描述..................................................................................................................................3
1.1.2.1 Segment Routing MPLS 基本原理............................................................................................................................... 3
1.1.2.2 SR-MPLS BE....................................................................................................................................................................... 6
1.1.2.2.1 SR 与LDP 互通...............................................................................................................................................................9
1.1.2.3 IS-IS for SR....................................................................................................................................................................... 12
1.1.2.4 OSPF for SR..................................................................................................................................................................... 22
1.1.2.5 SR-MPLS TE..................................................................................................................................................................... 29
1.1.2.5.1 拓扑收集与标签分配.................................................................................................................................................. 30
1.1.2.5.2 SR-MPLS TE 隧道创建............................................................................................................................................... 31
1.1.2.5.3 SR-MPLS TE 数据转发............................................................................................................................................... 34
1.1.2.5.4 SR-MPLS TE 隧道可靠性........................................................................................................................................... 36
1.1.2.5.5 BFD for SR-MPLS TE................................................................................................................................................. 36
1.1.2.5.6 SR-MPLS TE 负载分担............................................................................................................................................... 38
1.1.2.5.7 根据IP 报文的DSCP 入SR-MPLS TE..................................................................................................................... 39
1.1.2.6 BGP for SR....................................................................................................................................................................... 40
1.1.2.7 跨域E2E SR-MPLS TE...................................................................................................................................................45
1.1.2.7.1 Binding SID.................................................................................................................................................................. 45
1.1.2.7.2 E2E SR-MPLS TE 隧道创建.......................................................................................................................................46
1.1.2.7.3 E2E SR-MPLS TE 隧道数据转发............................................................................................................................... 48
1.1.2.7.4 E2E SR-MPLS TE 隧道可靠性.................................................................................................................................. 49
1.1.2.7.5 单臂BFD for E2E SR-MPLS TE............................................................................................................................... 50
1.1.2.7.6 跨多AS 域E2E SR-MPLS TE....................................................................................................................................53
1.1.2.8 流量导入........................................................................................................................................................................... 54
1.1.2.8.1 公网IP 迭代SR 隧道.................................................................................................................................................. 56
1.1.2.8.2 L3VPN 迭代SR 隧道...................................................................................................................................................58
1.1.2.8.3 L2VPN 迭代SR 隧道...................................................................................................................................................61
1.1.2.8.4 EVPN 迭代SR 隧道..................................................................................................................................................... 63
1.1.2.9 SBFD for SR..................................................................................................................................................................... 64
1.1.2.10 TI-LFA FRR..................................................................................................................................................................... 68
1.1.2.11 Anycast FRR.................................................................................................................................................................. 72
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司ii
1.1.2.12 SR 防微环....................................................................................................................................................................... 74
1.1.2.13 SR OAM.......................................................................................................................................................................... 76
1.1.2.14 SR-MPLS TE Policy...................................................................................................................................................... 79
1.1.2.14.1 SR-MPLS TE Policy 创建.........................................................................................................................................85
1.1.2.14.2 SR-MPLS TE Policy 流量导入................................................................................................................................ 87
1.1.2.14.3 SR-MPLS TE Policy 数据转发................................................................................................................................ 89
1.1.2.14.4 SBFD For SR-MPLS TE Policy............................................................................................................................... 93
1.1.2.14.5 SR-MPLS TE Policy 故障切换................................................................................................................................ 94
1.1.2.14.6 SR-MPLS TE Policy OAM....................................................................................................................................... 95
1.1.2.15 MPLS in UDP................................................................................................................................................................ 97
1.1.2.16 SR-MPLS TTL................................................................................................................................................................ 99
1.1.3 Segment Routing MPLS 应用..................................................................................................................................... 100
1.1.3.1 单自治域SR-MPLS TE................................................................................................................................................ 100
1.1.3.2 跨域E2E SR-MPLS TE................................................................................................................................................ 102
1.1.3.3 SR-MPLS TE Policy 应用............................................................................................................................................ 104
1.1.4 Segment Routing MPLS 术语与缩略语..................................................................................................................... 104
1.2 Segment Routing MPLS 配置......................................................................................................................................... 105
1.2.1 Segment Routing MPLS 概述..................................................................................................................................... 105
1.2.2 Segment Routing MPLS License 支持与配置注意事项........................................................................................ 106
1.2.3 配置IS-IS SR-MPLS BE 隧道........................................................................................................................................ 112
1.2.3.1 使能MPLS..................................................................................................................................................................... 112
1.2.3.2 配置SR-MPLS BE 的基本功能.................................................................................................................................. 113
1.2.3.3 （可选）配置SR-LSP 建立的触发策略................................................................................................................... 114
1.2.3.4 （可选）配置SR-MPLS BE 隧道优先策略............................................................................................................. 114
1.2.3.5 检查配置结果................................................................................................................................................................ 115
1.2.4 配置OSPF SR-MPLS BE 隧道...................................................................................................................................... 115
1.2.4.1 使能MPLS..................................................................................................................................................................... 115
1.2.4.2 配置SR-MPLS BE 的基本功能.................................................................................................................................. 116
1.2.4.3 （可选）配置SR-LSP 建立的触发策略................................................................................................................... 116
1.2.4.4 （可选）配置SR-MPLS BE 隧道优先策略............................................................................................................. 117
1.2.4.5 检查配置结果................................................................................................................................................................ 117
1.2.5 配置IS-IS SR-MPLS TE 隧道（控制器算路）........................................................................................................... 118
1.2.5.1 使能MPLS TE............................................................................................................................................................... 118
1.2.5.2 使能全局SR 能力......................................................................................................................................................... 119
1.2.5.3 配置IS-IS 的SR-MPLS TE 能力和拓扑上报........................................................................................................... 119
1.2.5.4 配置SR-MPLS TE 隧道接口...................................................................................................................................... 120
1.2.5.5 配置SR-MPLS TE 隧道UCMP 功能......................................................................................................................... 121
1.2.5.6 （可选）配置PCC SR 能力....................................................................................................................................... 122
1.2.5.7 （可选）配置模拟SR-MPLS TE 中间节点的Link 标签的转发行为能力........................................................122
1.2.5.8 检查配置结果................................................................................................................................................................ 123
1.2.6 配置OSPF SR-MPLS TE 隧道（控制器算路）......................................................................................................... 123
1.2.6.1 使能MPLS TE............................................................................................................................................................... 124
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司iii
1.2.6.2 使能全局SR 能力......................................................................................................................................................... 124
1.2.6.3 配置OSPF 的SR-MPLS TE 能力和拓扑上报......................................................................................................... 125
1.2.6.4 配置SR-MPLS TE 隧道接口...................................................................................................................................... 126
1.2.6.5 （可选）配置SR-MPLS TE 隧道UCMP 功能....................................................................................................... 127
1.2.6.6 （可选）配置PCC SR 能力....................................................................................................................................... 127
1.2.6.7 （可选）配置模拟SR-MPLS TE 中间节点的Link 标签的转发行为能力........................................................127
1.2.6.8 检查配置结果................................................................................................................................................................ 128
1.2.7 配置IS-IS SR-MPLS TE 隧道（使用显式路径）.......................................................................................................128
1.2.7.1 使能MPLS TE............................................................................................................................................................... 129
1.2.7.2 使能全局SR 能力......................................................................................................................................................... 129
1.2.7.3 配置SR-MPLS TE 的基本功能.................................................................................................................................. 130
1.2.7.4 配置SR-MPLS TE 显式路径...................................................................................................................................... 131
1.2.7.5 配置SR-MPLS TE 隧道接口...................................................................................................................................... 132
1.2.7.6 （可选）配置SR-MPLS TE 隧道UCMP 功能....................................................................................................... 133
1.2.7.7 检查配置结果................................................................................................................................................................ 133
1.2.8 配置OSPF SR-MPLS TE 隧道（使用显式路径）..................................................................................................... 134
1.2.8.1 使能MPLS TE............................................................................................................................................................... 134
1.2.8.2 使能全局SR 能力......................................................................................................................................................... 135
1.2.8.3 配置SR-MPLS TE 的基本功能.................................................................................................................................. 135
1.2.8.4 配置SR-MPLS TE 显式路径...................................................................................................................................... 136
1.2.8.5 配置SR-MPLS TE 隧道接口...................................................................................................................................... 138
1.2.8.6 （可选）配置SR-MPLS TE 隧道UCMP 功能....................................................................................................... 139
1.2.8.7 检查配置结果................................................................................................................................................................ 139
1.2.9 配置IS-IS SR-MPLS TE 隧道（转发器算路）........................................................................................................... 139
1.2.9.1 使能MPLS TE............................................................................................................................................................... 140
1.2.9.2 使能全局SR 能力......................................................................................................................................................... 140
1.2.9.3 配置SR-MPLS TE 的基本功能.................................................................................................................................. 141
1.2.9.4 使能隧道头节点算路................................................................................................................................................... 142
1.2.9.5 配置SR-MPLS TE 隧道接口...................................................................................................................................... 142
1.2.9.6 （可选）配置SR-MPLS TE 隧道UCMP 功能....................................................................................................... 143
1.2.9.7 检查配置结果................................................................................................................................................................ 143
1.2.10 配置OSPF SR-MPLS TE 隧道（转发器算路）....................................................................................................... 144
1.2.10.1 使能MPLS TE............................................................................................................................................................. 144
1.2.10.2 使能全局SR 能力.......................................................................................................................................................145
1.2.10.3 配置SR-MPLS TE 的基本功能................................................................................................................................145
1.2.10.4 使能隧道头节点算路................................................................................................................................................. 146
1.2.10.5 配置SR-MPLS TE 隧道接口.................................................................................................................................... 146
1.2.10.6 （可选）配置SR-MPLS TE 隧道UCMP 功能..................................................................................................... 147
1.2.10.7 检查配置结果.............................................................................................................................................................. 148
1.2.11 配置BGP SR................................................................................................................................................................... 148
1.2.12 配置跨域E2E SR-MPLS TE 隧道（控制器算路）................................................................................................. 150
1.2.12.1 配置Binding SID....................................................................................................................................................... 151
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司iv
1.2.12.2 配置E2E SR-MPLS TE 隧道接口............................................................................................................................ 151
1.2.12.3 （可选）配置PCC SR 能力..................................................................................................................................... 152
1.2.12.4 检查配置结果.............................................................................................................................................................. 153
1.2.13 配置跨域E2E SR-MPLS TE 隧道（使用显式路径）............................................................................................. 153
1.2.13.1 配置Binding SID....................................................................................................................................................... 154
1.2.13.2 配置SR-MPLS TE 显式路径.................................................................................................................................... 155
1.2.13.3 配置E2E SR-MPLS TE 隧道接口............................................................................................................................ 155
1.2.13.4 检查配置结果.............................................................................................................................................................. 156
1.2.14 配置SR-MPLS BE 隧道引流....................................................................................................................................... 157
1.2.15 配置SR-MPLS TE 隧道引流....................................................................................................................................... 160
1.2.16 配置IS-IS SR 与LDP 互通.......................................................................................................................................... 164
1.2.17 配置OSPF SR 与LDP 互通.........................................................................................................................................165
1.2.18 配置IS-IS TI-LFA FRR.................................................................................................................................................. 167
1.2.19 配置OSPF TI-LFA FRR................................................................................................................................................ 168
1.2.20 配置SBFD for SR-MPLS BE 隧道.............................................................................................................................. 169
1.2.21 配置SBFD for SR-MPLS TE LSP............................................................................................................................... 171
1.2.22 配置SBFD for SR-MPLS TE 隧道.............................................................................................................................. 172
1.2.23 配置BFD for SR-MPLS BE......................................................................................................................................... 173
1.2.24 配置BFD for SR-MPLS BE（SR 与LDP 互通场景）............................................................................................ 174
1.2.25 配置静态BFD for SR-MPLS TE 隧道........................................................................................................................ 175
1.2.26 配置静态BFD for SR-MPLS TE LSP......................................................................................................................... 178
1.2.27 配置动态BFD for SR-MPLS TE LSP......................................................................................................................... 180
1.2.28 配置单臂BFD for E2E SR-MPLS TE 隧道............................................................................................................... 183
1.2.29 配置单臂BFD for E2E SR-MPLS TE LSP................................................................................................................. 185
1.2.30 配置设备作为MPLS in UDP 隧道尾节点................................................................................................................ 187
1.2.31 统计SR-MPLS BE 流量................................................................................................................................................ 187
1.2.32 配置SR-MPLS TE Policy（静态配置）.................................................................................................................... 188
1.2.32.1 配置IGP SR 功能....................................................................................................................................................... 188
1.2.32.2 配置SR-MPLS TE Policy..........................................................................................................................................190
1.2.32.3 配置BGP 扩展团体属性........................................................................................................................................... 191
1.2.32.4 配置引流...................................................................................................................................................................... 193
1.2.32.5 检查配置结果.............................................................................................................................................................. 197
1.2.33 配置SR-MPLS TE Policy（控制器动态下发）....................................................................................................... 197
1.2.33.1 配置IGP SR 功能....................................................................................................................................................... 198
1.2.33.2 配置转发器与控制器建立BGP 邻居...................................................................................................................... 200
1.2.33.3 配置BGP 扩展团体属性........................................................................................................................................... 201
1.2.33.4 配置引流...................................................................................................................................................................... 203
1.2.33.5 检查配置结果.............................................................................................................................................................. 207
1.2.34 配置SBFD for SR-MPLS TE Policy.......................................................................................................................... 207
1.2.35 配置SR-MPLS TE Policy 的HSB 功能......................................................................................................................209
1.2.36 配置SR-MPLS TE Policy 数量的告警阈值...............................................................................................................210
1.2.37 统计SR-MPLS TE Policy 流量................................................................................................................................... 210
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司v
1.2.38 配置IPv4 公网BGP Flow Specification 路由重定向到SR-MPLS TE Policy................................................. 211
1.2.38.1 配置IPv4 公网BGP Flow Specification 路由重定向到SR-MPLS TE Policy（静态配置）.................... 211
1.2.38.2 配置IPv4 公网BGP Flow Specification 路由重定向到SR-MPLS TE Policy（控制器动态下发）.......213
1.2.39 SR-MPLS BE 配置举例................................................................................................................................................. 214
1.2.39.1 配置L3VPN over IS-IS SR-MPLS BE 示例........................................................................................................... 214
1.2.39.2 配置L3VPN over OSPF SR-MPLS BE 示例......................................................................................................... 226
1.2.39.3 配置非标签公网BGP 路由迭代SR-MPLS BE 隧道示例................................................................................... 238
1.2.39.4 配置IS-IS SR 与LDP 互通示例............................................................................................................................... 244
1.2.39.5 配置IS-IS Anycast FRR 保护示例.......................................................................................................................... 250
1.2.39.6 配置SBFD 检测SR-MPLS BE 隧道示例................................................................................................................256
1.2.39.7 配置SR-MPLS BE 隧道的TI-LFA FRR 功能示例................................................................................................ 264
1.2.40 SR-MPLS TE 配置举例................................................................................................................................................. 274
1.2.40.1 配置L3VPN over SR-MPLS TE 示例..................................................................................................................... 274
1.2.40.2 配置VPLS over SR-MPLS TE 示例（LDP 方式）.............................................................................................. 285
1.2.40.3 配置BD EVPN IRB over SR-MPLS TE 示例........................................................................................................ 295
1.2.40.4 配置EVPN L3VPNv6 over SR-MPLS TE 示例.................................................................................................... 309
1.2.40.5 配置控制器通过Netconf 下发配置创建SR-MPLS TE 隧道示例................................................................... 322
1.2.40.6 配置静态BFD 检测SR-MPLS TE 隧道示例......................................................................................................... 329
1.2.40.7 配置动态BFD for SR-MPLS TE LSP 示例............................................................................................................ 335
1.2.40.8 配置松散形式SR-MPLS TE 隧道的TI-LFA FRR 功能示例............................................................................... 344
1.2.40.9 配置E2E SR-MPLS TE 隧道示例（使用显式路径）..........................................................................................356
1.2.40.10 配置L3VPN over SR-MPLS TE 场景下的CBTS 示例..................................................................................... 370
1.2.40.11 配置L3VPN over LDP over SR-MPLS TE 场景下的CBTS 示例.................................................................. 385
1.2.40.12 配置根据IP 报文的DSCP 迭代SR-MPLS TE 隧道示例................................................................................. 402
1.2.41 SR-MPLS TE Policy 配置举例.................................................................................................................................... 415
1.2.41.1 配置L3VPN 迭代静态SR-MPLS TE Policy 示例（基于Color 引流）......................................................... 415
1.2.41.2 配置L3VPN 迭代静态SR-MPLS TE Policy 示例（基于DSCP 引流）......................................................... 429
1.2.41.3 配置L3VPN 迭代动态SR-MPLS TE Policy 示例（基于Color 引流）......................................................... 443
1.2.41.4 配置L3VPNv6 迭代静态SR-MPLS TE Policy 示例............................................................................................459
1.2.41.5 配置非标签公网BGP 路由迭代静态SR-MPLS TE Policy 示例.......................................................................473
1.2.41.6 配置BGP4+ 6PE 迭代静态SR-MPLS TE Policy 示例........................................................................................484
1.2.41.7 配置EVPN 迭代静态SR-MPLS TE Policy 示例.................................................................................................. 498
1.2.41.8 配置IPv4 公网BGP Flow Specification 路由重定向到SR-MPLS TE Policy 示例.................................... 513
2 Segment Routing IPv6....................................................................................................... 525
2.1 Segment Routing IPv6..................................................................................................................................................... 525
2.1.1 Segment Routing IPv6 介绍........................................................................................................................................ 525
2.1.2 Segment Routing IPv6 原理描述............................................................................................................................... 526
2.1.2.1 SRv6 基本原理.............................................................................................................................................................. 526
2.1.2.2 SRv6 Segment.............................................................................................................................................................. 528
2.1.2.3 SRv6 节点....................................................................................................................................................................... 533
2.1.2.4 SRv6 BE.......................................................................................................................................................................... 535
2.1.2.4.1 L3VPNv4 over SRv6 BE.......................................................................................................................................... 535
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司vi
2.1.2.4.2 EVPN L3VPNv4 over SRv6 BE.............................................................................................................................. 538
2.1.2.4.3 EVPN L3VPNv6 over SRv6 BE.............................................................................................................................. 540
2.1.2.4.4 EVPN VPWS over SRv6 BE.................................................................................................................................... 541
2.1.2.4.5 EVPN VPLS over SRv6 BE...................................................................................................................................... 546
2.1.2.5 IS-IS for SRv6................................................................................................................................................................ 549
2.1.2.6 BGP for SRv6................................................................................................................................................................ 557
2.1.2.7 SRv6 TE Policy.............................................................................................................................................................. 561
2.1.2.7.1 SRv6 TE Policy 创建.................................................................................................................................................562
2.1.2.7.2 SRv6 TE Policy 流量导入........................................................................................................................................ 564
2.1.2.7.3 SRv6 TE Policy 数据转发........................................................................................................................................ 565
2.1.2.7.4 SBFD for SRv6 TE Policy........................................................................................................................................ 566
2.1.2.7.5 SRv6 TE Policy 故障切换........................................................................................................................................ 568
2.1.2.7.6 SRv6 TE Policy 对TTL 的处理...............................................................................................................................571
2.1.2.8 SRv6 TI-LFA FRR.......................................................................................................................................................... 571
2.1.2.9 SRv6 防微环...................................................................................................................................................................572
2.1.2.10 SRv6 OAM................................................................................................................................................................... 574
2.1.2.10.1 SRv6 OAM 协议扩展............................................................................................................................................. 574
2.1.2.10.2 SRv6 SID Ping/Tracert.......................................................................................................................................... 575
2.1.2.10.3 SRv6 TE Policy Ping/Tracert............................................................................................................................... 577
2.1.3 Segment Routing IPv6 术语与缩略语........................................................................................................................578
2.2 Segment Routing IPv6 配置........................................................................................................................................... 579
2.2.1 Segment Routing IPv6 概述........................................................................................................................................ 579
2.2.2 Segment Routing IPv6 License 支持与配置注意事项........................................................................................... 580
2.2.3 激活单板的SRv6 端口License.................................................................................................................................... 586
2.2.4 配置L3VPNv4 over SRv6 BE....................................................................................................................................... 586
2.2.5 配置EVPN L3VPN over SRv6 BE............................................................................................................................... 589
2.2.6 配置EVPN VPWS over SRv6 BE................................................................................................................................. 594
2.2.7 配置EVPN VPLS over SRv6 BE................................................................................................................................... 598
2.2.8 配置IS-IS SRv6 TI-LFA FRR......................................................................................................................................... 600
2.2.9 配置SRv6 TE Policy（静态配置）.............................................................................................................................. 601
2.2.9.1 配置SRv6 SID............................................................................................................................................................... 602
2.2.9.2 配置SRv6 TE Policy.................................................................................................................................................... 603
2.2.9.3 配置BGP 扩展团体属性............................................................................................................................................. 604
2.2.9.4 配置引流......................................................................................................................................................................... 606
2.2.9.5 检查配置结果................................................................................................................................................................ 608
2.2.10 配置SRv6 TE Policy（控制器动态下发）............................................................................................................... 609
2.2.10.1 配置SRv6 SID............................................................................................................................................................ 609
2.2.10.2 配置TE 属性............................................................................................................................................................... 610
2.2.10.3 配置IS-IS 拓扑发布给BGP-LS............................................................................................................................... 613
2.2.10.4 配置转发器与控制器建立BGP 邻居...................................................................................................................... 613
2.2.10.5 配置SRv6 TE Policy 状态上报BGP-LS................................................................................................................. 614
2.2.10.6 配置BGP 扩展团体属性........................................................................................................................................... 614
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司vii
2.2.10.7 配置引流...................................................................................................................................................................... 616
2.2.10.8 检查配置结果.............................................................................................................................................................. 618
2.2.11 配置L3VPNv4 over SRv6 TE Policy......................................................................................................................... 618
2.2.12 配置EVPN L3VPNv4 over SRv6 TE Policy............................................................................................................. 622
2.2.13 配置EVPN L3VPNv6 over SRv6 TE Policy............................................................................................................. 625
2.2.14 配置EVPN VPWS over SRv6 TE Policy................................................................................................................... 628
2.2.15 配置EVPN VPLS over SRv6 TE Policy..................................................................................................................... 631
2.2.16 配置IPv4 公网BGP Flow Specification 路由重定向到SRv6 TE Policy......................................................... 633
2.2.16.1 配置IPv4 公网BGP Flow Specification 路由重定向到SRv6 TE Policy（静态配置）............................ 633
2.2.16.2 配置IPv4 公网BGP Flow Specification 路由重定向到SRv6 TE Policy（控制器动态下发）............... 635
2.2.17 配置SRv6 尾节点保护................................................................................................................................................. 636
2.2.18 配置SRv6 TE Policy 的TTL 处理模式...................................................................................................................... 639
2.2.19 配置SRv6 TE Policy 数量的告警阈值.......................................................................................................................639
2.2.20 配置SRv6 Path MTU................................................................................................................................................... 639
2.2.21 统计SRv6 TE Policy 流量........................................................................................................................................... 640
2.2.22 配置BGP SRv6.............................................................................................................................................................. 641
2.2.23 使用Ping/Tracert 检测SRv6 网络.............................................................................................................................644
2.2.23.1 使用Ping 检测SRv6 网络的连通性....................................................................................................................... 644
2.2.23.2 使用Tracert 检测SRv6 网络的路径信息..............................................................................................................645
2.2.24 SRv6 BE 配置举例......................................................................................................................................................... 646
2.2.24.1 配置L3VPNv4 over SRv6 BE 示例........................................................................................................................ 646
2.2.24.2 配置L3VPNv4 over SRv6 BE ECMP 示例............................................................................................................657
2.2.24.3 配置L3VPNv4 over SRv6 BE 的VPN FRR 功能示例........................................................................................ 667
2.2.24.4 配置EVPN L3VPNv4 over SRv6 BE 示例............................................................................................................ 679
2.2.24.5 配置EVPN L3VPNv6 over SRv6 BE 示例............................................................................................................ 688
2.2.24.6 配置EVPN L3VPNv6 over SRv6 BE ECMP 示例............................................................................................... 695
2.2.24.7 配置EVPN L3VPNv6 over SRv6 BE 的VPN FRR 功能示例............................................................................705
2.2.24.8 配置EVPN VPWS over SRv6 BE 示例.................................................................................................................. 717
2.2.24.9 配置EVPN VPWS over SRv6 BE（CE 双归双活）示例................................................................................... 725
2.2.24.10 配置EVPN VPWS over SRv6 BE（CE 双归单活）示例.................................................................................739
2.2.24.11 配置EVPN VPLS over SRv6 BE 示例.................................................................................................................. 752
2.2.24.12 配置EVPN VPLS over SRv6 BE（CE 双归接入）示例...................................................................................760
2.2.24.13 配置跨域L3VPNv4 over SRv6 BE 示例............................................................................................................. 779
2.2.25 SRv6 TE Policy 配置举例............................................................................................................................................ 789
2.2.25.1 配置L3VPNv4 over SRv6 TE Policy 示例（静态配置）.................................................................................. 789
2.2.25.2 配置EVPN L3VPNv4 over SRv6 TE Policy 示例（静态配置）......................................................................801
2.2.25.3 配置EVPN L3VPNv6 over SRv6 TE Policy 示例（静态配置）......................................................................813
2.2.25.4 配置EVPN VPWS over SRv6 TE Policy 示例（静态配置）............................................................................826
2.2.25.5 配置EVPN VPLS over SRv6 TE Policy 示例（静态配置）..............................................................................838
2.2.25.6 配置L3VPNv4 over SRv6 TE Policy 尾节点保护示例...................................................................................... 851
2.2.25.7 配置跨域L3VPNv4 over SRv6 TE Policy 示例................................................................................................... 868
3 EVPN......................................................................................................................................883
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文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司viii
3.1 EVPN...................................................................................................................................................................................... 883
3.1.1 EVPN 介绍......................................................................................................................................................................... 883
3.1.2 EVPN 原理描述................................................................................................................................................................ 884
3.1.3 EVPN-MPLS...................................................................................................................................................................... 891
3.1.3.1 EVPN 多归技术............................................................................................................................................................. 891
3.1.3.2 EVPN Seamless MPLS 的基本原理.......................................................................................................................... 894
3.1.3.3 EVPN 的服务模式.........................................................................................................................................................905
3.1.4 EVPN-VXLAN....................................................................................................................................................................908
3.1.4.1 EVPN-VXLAN 基本原理.............................................................................................................................................. 908
3.1.5 EVPN-VPWS......................................................................................................................................................................913
3.1.5.1 EVPN-VPWS 基本原理................................................................................................................................................913
3.1.6 PBB-EVPN......................................................................................................................................................................... 918
3.1.6.1 PBB-EVPN 基本原理................................................................................................................................................... 918
3.1.6.2 部署H-VPLS 网络迁移到PBB-EVPN 网络............................................................................................................. 926
3.1.7 EVPN E-Tree......................................................................................................................................................................927
3.1.8 EVPN MAC 迁移抑制..................................................................................................................................................... 929
3.1.9 EVPN ORF......................................................................................................................................................................... 931
3.1.10 IGMP Snooping over EVPN MPLS........................................................................................................................... 933
3.1.11 应用...................................................................................................................................................................................938
3.1.11.1 使用EVPN 技术连接其他网络............................................................................................................................... 938
3.1.11.2 EVPN L3VPN HVPN................................................................................................................................................. 939
3.1.11.3 EVPN 6VPE..................................................................................................................................................................943
3.1.11.4 EVPN 拼接场景.......................................................................................................................................................... 946
3.1.11.5 跨域EVPN-Option C 方式...................................................................................................................................... 950
3.1.11.6 DCI 场景....................................................................................................................................................................... 952
3.1.11.7 NFVI 分布式网关（分段式SR 隧道）................................................................................................................... 962
3.1.11.8 NFVI 分布式网关（BGP VPNv4/VPNv6 over E2E SR）..................................................................................975
3.1.11.9 NFVI 分布式网关（BGP EVPN over E2E SR）...................................................................................................984
3.1.11.10 EVPN E-Lan 接入L3VPN 的应用......................................................................................................................... 993
3.2 EVPN 配置............................................................................................................................................................................ 994
3.2.1 EVPN 概述......................................................................................................................................................................... 994
3.2.2 EVPN License 支持与配置注意事项............................................................................................................................ 995
3.2.3 激活单板的EVPN 端口License................................................................................................................................ 1010
3.2.4 配置普通EVPN 功能.................................................................................................................................................... 1011
3.2.4.1 配置EVPN 实例......................................................................................................................................................... 1012
3.2.4.2 配置EVPN 源地址..................................................................................................................................................... 1014
3.2.4.3 配置EVPN 实例与接口的绑定关系........................................................................................................................1014
3.2.4.4 配置ESI........................................................................................................................................................................ 1014
3.2.4.5 配置BGP EVPN 对等体关系................................................................................................................................... 1016
3.2.4.6 （可选）配置全局冗余模式.................................................................................................................................... 1017
3.2.4.7 （可选）配置BGP EVPN 路由反射器...................................................................................................................1017
3.2.4.8 （可选）配置基于ESI 粒度设置冗余模式和DF 优先级.................................................................................. 1018
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
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3.2.4.9 （可选）配置DF 联动BFD 功能............................................................................................................................1020
3.2.4.10 （可选）采用主控板选路......................................................................................................................................1021
3.2.4.11 检查配置结果........................................................................................................................................................... 1021
3.2.5 配置BD EVPN 功能...................................................................................................................................................... 1022
3.2.5.1 配置BD 模式的EVPN 实例.................................................................................................................................... 1022
3.2.5.2 配置EVPN 源地址..................................................................................................................................................... 1024
3.2.5.3 配置ESI........................................................................................................................................................................ 1024
3.2.5.4 配置BD 并绑定EVPN 实例.................................................................................................................................... 1026
3.2.5.5 配置L3VPN 实例并绑定VBDIF 接口.................................................................................................................... 1027
3.2.5.6 配置BGP EVPN 对等体关系................................................................................................................................... 1029
3.2.5.7 （可选）配置全局冗余模式.................................................................................................................................... 1030
3.2.5.8 （可选）配置基于ESI 粒度设置冗余模式........................................................................................................... 1031
3.2.5.9 （可选）配置BGP EVPN 路由反射器...................................................................................................................1032
3.2.5.10 （可选）配置ARP 代答.........................................................................................................................................1033
3.2.5.11 检查配置结果........................................................................................................................................................... 1034
3.2.6 配置EVPN VPWS over MPLS 功能.......................................................................................................................... 1035
3.2.6.1 配置EVPN 功能......................................................................................................................................................... 1036
3.2.6.2 配置EVPL 实例.......................................................................................................................................................... 1036
3.2.6.3 配置AC 接口............................................................................................................................................................... 1037
3.2.6.4 配置MPLS LDP 隧道................................................................................................................................................ 1038
3.2.6.5 （可选）配置EVPN-VPWS 的DF 选举方式....................................................................................................... 1039
3.2.6.6 （可选）配置FRR 功能........................................................................................................................................... 1039
3.2.6.7 检查配置结果.............................................................................................................................................................. 1041
3.2.7 配置EVPN 承载三层业务........................................................................................................................................... 1041
3.2.7.1 配置L3VPN 实例....................................................................................................................................................... 1043
3.2.7.2 配置BGP EVPN 对等体关系................................................................................................................................... 1045
3.2.7.3 配置PE 与接入侧设备间路由交换......................................................................................................................... 1046
3.2.7.4 （可选）使能IRB（v6）路由重生成路由功能................................................................................................... 1047
3.2.7.5 检查配置结果.............................................................................................................................................................. 1047
3.2.8 配置普通L3VPN 拼接EVPN L3VPN........................................................................................................................ 1047
3.2.9 配置主备PW 方式保护的VPLS 拼接Anycast VXLAN EVPN 双活功能..........................................................1050
3.2.10 配置EVPN E-Lan over mLDP P2MP 隧道........................................................................................................... 1051
3.2.11 配置EVPN 相关路由策略......................................................................................................................................... 1053
3.2.12 配置BGP EVPN 软复位.............................................................................................................................................1057
3.2.13 配置基于VLAN 的DF 选举功能.............................................................................................................................. 1058
3.2.14 配置EVPN 的可靠性功能......................................................................................................................................... 1058
3.2.15 配置EVPN 的MAC 迁移抑制功能.......................................................................................................................... 1062
3.2.16 配置EVPN E-Tree....................................................................................................................................................... 1064
3.2.17 配置EVPN ORF.......................................................................................................................................................... 1065
3.2.18 配置BGP EVPN FRR 正切场景路由标签延时释放..............................................................................................1066
3.2.19 配置VLL 拼接普通EVPN E-Lan............................................................................................................................. 1068
3.2.20 配置VLL 拼接MPLS EVPN E-Line......................................................................................................................... 1069
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司x
3.2.21 配置VPLS 拼接MPLS EVPN E-Lan........................................................................................................................1072
3.2.22 配置EVPN E-Lan 接入L3VPN................................................................................................................................1073
3.2.22.1 创建L2VE 接口........................................................................................................................................................ 1074
3.2.22.2 创建L3VE 接口........................................................................................................................................................ 1075
3.2.22.3 （可选）配置L2VE 和L3VE 接口的MAC 地址...............................................................................................1075
3.2.22.4 配置L2VE 接口与BD 关联................................................................................................................................... 1076
3.2.22.5 配置L3VE 接口与VPN 实例关联.........................................................................................................................1076
3.2.22.6 检查配置结果........................................................................................................................................................... 1077
3.2.23 配置EVPN HVPN（二层业务）.............................................................................................................................. 1077
3.2.24 配置MPLS EVPN 拼接静态VXLAN........................................................................................................................1079
3.2.25 配置VXLAN EVPN 拼接VPLS.................................................................................................................................1081
3.2.25.1 创建VSI 并配置PW 连接...................................................................................................................................... 1082
3.2.25.2 配置VXLAN EVPN.................................................................................................................................................. 1083
3.2.25.3 配置BGP 邻居.......................................................................................................................................................... 1083
3.2.25.4 配置EVPN 实例和VSI 实例与BD 域的绑定关系............................................................................................ 1084
3.2.25.5 （可选）配置BFD 检测VPLS PW.......................................................................................................................1085
3.2.25.6 检查配置结果........................................................................................................................................................... 1086
3.2.26 配置MPLS EVPN E-Lan OptionB..........................................................................................................................1087
3.2.26.1 配置PE 和域内ASBR 间使用MP-IBGP..............................................................................................................1087
3.2.26.2 配置不同AS 的ASBR 间使用MP-EBGP............................................................................................................ 1088
3.2.26.3 配置ASBR 不对EVPN 路由进行VPN-Target 过滤......................................................................................... 1089
3.2.26.4 （可选）按下一跳分标签......................................................................................................................................1089
3.2.26.5 （可选）配置保护倒换功能................................................................................................................................. 1090
3.2.26.6 （可选）在ASBR 上配置BGP-EVPN 路由反射功能...................................................................................... 1091
3.2.26.7 检查配置结果........................................................................................................................................................... 1092
3.2.27 配置EVPN L3VPN HVPN........................................................................................................................................ 1092
3.2.27.1 配置EVPN L3VPN HoVPN...................................................................................................................................1093
3.2.27.2 配置EVPN L3VPN H-VPN....................................................................................................................................1095
3.2.27.3 配置EVPN L3VPN HoVPN 和普通L3VPN 拼接............................................................................................. 1096
3.2.27.4 配置L3VPN HoVPN 和EVPN L3VPN 拼接...................................................................................................... 1097
3.2.27.5 检查配置结果........................................................................................................................................................... 1098
3.2.28 配置IGMP Snooping over EVPN MPLS............................................................................................................... 1098
3.2.28.1 配置IGMP Snooping 和proxy............................................................................................................................ 1099
3.2.28.2 配置接入侧网络....................................................................................................................................................... 1100
3.2.28.3 检查配置结果........................................................................................................................................................... 1101
3.2.29 配置EVPN L3VPN over SRv6 拼接普通L3VPN over MPLS........................................................................... 1101
3.2.30 配置EVPN L3VPN over SRv6 TE Policy 拼接普通L3VPN over MPLS........................................................ 1103
3.2.31 配置DCI 方案.............................................................................................................................................................. 1105
3.2.31.1 配置GW 部署端到端VXLAN EVPN 的DCI 场景............................................................................................ 1106
3.2.31.2 配置VLAN 三层子接口接入普通L3VPN 的DCI 场景.................................................................................... 1107
3.2.31.3 配置VXLAN EVPN L3VPN 接入普通L3VPN 的DCI 场景............................................................................ 1108
3.2.31.4 配置VLAN Base 接入MPLS EVPN IRB 的DCI 场景......................................................................................1110
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文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司xi
3.2.31.5 配置VXLAN EVPN 接入MPLS EVPN IRB 的DCI 场景................................................................................. 1116
3.2.31.6 检查配置结果........................................................................................................................................................... 1120
3.2.32 配置NFVI 分布式网关（分段式SR 隧道）.......................................................................................................... 1120
3.2.32.1 配置迭代SR 隧道功能............................................................................................................................................1122
3.2.32.2 配置DCGW 上的路由发布功能............................................................................................................................ 1123
3.2.32.3 配置L2GW/L3GW 上的路由发布功能............................................................................................................... 1125
3.2.32.4 （可选）配置负载分担功能................................................................................................................................. 1127
3.2.32.5 检查配置结果........................................................................................................................................................... 1128
3.2.33 配置NFVI 分布式网关（BGP VPNv4/VPNv6 over E2E SR）......................................................................... 1129
3.2.33.1 配置迭代SR 隧道功能............................................................................................................................................1132
3.2.33.2 配置PE 上的路由发布功能................................................................................................................................... 1132
3.2.33.3 配置DCGW 上的路由发布功能............................................................................................................................ 1133
3.2.33.4 配置L2GW/L3GW 上的路由发布功能............................................................................................................... 1135
3.2.33.5 （可选）配置负载分担功能................................................................................................................................. 1136
3.2.33.6 检查配置结果........................................................................................................................................................... 1138
3.2.34 配置NFVI 分布式网关（BGP EVPN over E2E SR）.......................................................................................... 1138
3.2.34.1 配置迭代SR 隧道功能............................................................................................................................................1140
3.2.34.2 配置PE 上的路由发布功能................................................................................................................................... 1141
3.2.34.3 配置DCGW 上的路由发布功能............................................................................................................................ 1142
3.2.34.4 配置L2GW/L3GW 上的路由发布功能............................................................................................................... 1144
3.2.34.5 （可选）配置负载分担功能................................................................................................................................. 1145
3.2.34.6 检查配置结果........................................................................................................................................................... 1147
3.2.35 EVPN 配置举例........................................................................................................................................................... 1147
3.2.35.1 配置私网接入普通EVPN E-Lan 示例................................................................................................................. 1147
3.2.35.2 配置Eth-Trunk 子接口接入普通EVPN E-Lan 双活示例............................................................................... 1161
3.2.35.3 配置Eth-Trunk 子接口接入BD EVPN IRB 双活示例......................................................................................1176
3.2.35.4 配置EVPN VPWS over MPLS 示例.....................................................................................................................1192
3.2.35.5 配置基于ESI 粒度设置冗余模式的示例............................................................................................................. 1202
3.2.35.6 配置EVPN E-Tree 示例.......................................................................................................................................... 1211
3.2.35.7 配置EVPN ORF 示例............................................................................................................................................. 1219
3.2.35.8 配置GW 部署端到端VXLAN EVPN 的DCI 场景示例....................................................................................1233
3.2.35.9 配置VLAN 三层子接口接入普通L3VPN 的DCI 场景示例........................................................................... 1242
3.2.35.10 配置VXLAN EVPN L3VPN 接入普通L3VPN 的DCI 场景示例................................................................. 1248
3.2.35.11 配置MPLS EVPN E-Lan OptionB 示例........................................................................................................... 1259
3.2.35.12 配置MPLS EVPN L3VPN E-Lan OptionB 示例............................................................................................ 1264
3.2.35.13 配置OptionC 方式跨域EVPN 示例..................................................................................................................1270
3.2.35.14 配置VXLAN EVPN 拼接VPLS 示例.................................................................................................................. 1278
3.2.35.15 配置EVPN E-Lan over mLDP P2MP 隧道示例.............................................................................................1287
3.2.35.16 配置VLL 拼接普通EVPN E-Lan 示例.............................................................................................................. 1298
3.2.35.17 配置VLL 拼接MPLS EVPN E-Line 示例..........................................................................................................1303
3.2.35.18 配置Vlan Aware 方式接入BD EVPN E-Lan over MPLS 隧道示例.........................................................1309
3.2.35.19 配置Vlan Aware 方式接入EVPN E-Lan over VXLAN 隧道示例............................................................. 1323
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司xii
3.2.35.20 配置VPLS 拼接MPLS EVPN E-Lan 示例........................................................................................................ 1337
3.2.35.21 配置VPLS 与EVPN 混合共存示例.................................................................................................................... 1347
3.2.35.22 配置VXLAN EVPN 接入MPLS EVPN IRB 的DCI 场景示例...................................................................... 1356
3.2.35.23 配置VLAN Base 接入MPLS EVPN IRB 的DCI 场景示例（PE 兼做GW）........................................... 1366
3.2.35.24 配置普通L3VPN 拼接EVPN L3VPN 示例...................................................................................................... 1374
3.2.35.25 配置主备PW 方式保护的VPLS 拼接Anycast VXLAN EVPN 双活示例................................................. 1381
3.2.35.26 配置EVPN L3VPN HoVPN 示例....................................................................................................................... 1389
3.2.35.27 配置EVPN L3VPN H-VPN 示例........................................................................................................................ 1396
3.2.35.28 配置EVPN L3VPN HoVPN 和普通L3VPN 拼接示例.................................................................................. 1402
3.2.35.29 配置L3VPN HoVPN 和EVPN L3VPN 拼接示例........................................................................................... 1409
3.2.35.30 配置IGMP snooping over EVPN MPLS 示例................................................................................................1417
3.2.35.31 配置BD EVPN IRB over SR-MPLS TE 示例....................................................................................................1431
3.2.35.32 配置IPv4 NFVI 分布式网关示例（分段式SR 隧道）.................................................................................. 1445
3.2.35.33 配置IPv6 NFVI 分布式网关示例（分段式SR 隧道）.................................................................................. 1475
3.2.35.34 配置IPv4 NFVI 分布式网关示例（BGP VPNv4 over E2E SR 隧道）......................................................1508
3.2.35.35 配置IPv6 NFVI 分布式网关示例（BGP VPNv6 over E2E SR 隧道）......................................................1537
3.2.35.36 配置IPv4 NFVI 分布式网关示例（BGP EVPN over E2E SR 隧道）........................................................ 1567
3.2.35.37 配置IPv6 NFVI 分布式网关示例（BGP EVPN over E2E SR 隧道）........................................................ 1596
3.2.35.38 配置EVPN L3VPNv6 over SR-MPLS TE 示例............................................................................................... 1627
3.2.35.39 配置EVPN L3VPNv6 HoVPN 示例................................................................................................................... 1640
3.2.35.40 配置EVPN L3VPNv6 H-VPN 示例.................................................................................................................... 1647
3.2.35.41 配置EVPN L3VPNv6 HoVPN 和普通L3VPNv6 拼接示例......................................................................... 1653
3.2.35.42 配置VXLAN EVPN L3VPNv6 接入普通L3VPNv6 的DCI 场景示例........................................................ 1661
3.2.35.43 配置VLAN Base 接入MPLS EVPN IRBv6 的DCI 场景示例（PE 兼做GW）...................................... 1672
3.2.35.44 配置VXLAN EVPN 接入MPLS EVPN IRBv6 的DCI 场景示例..................................................................1680
4 VXLAN.................................................................................................................................1691
4.1 VXLAN................................................................................................................................................................................. 1691
4.1.1 VXLAN 介绍.................................................................................................................................................................... 1691
4.1.2 VXLAN 基础.................................................................................................................................................................... 1693
4.1.2.1 VXLAN 基本概念........................................................................................................................................................ 1693
4.1.2.2 Underlay 网络和Overlay 网络的组合.................................................................................................................. 1695
4.1.2.3 VXLAN 报文格式........................................................................................................................................................ 1696
4.1.2.4 EVPN-VXLAN 基本原理........................................................................................................................................... 1698
4.1.2.5 VXLAN 网关部署方式............................................................................................................................................... 1702
4.1.3 VXLAN 功能场景........................................................................................................................................................... 1704
4.1.3.1 静态方式部署集中式网关........................................................................................................................................ 1704
4.1.3.2 BGP EVPN 方式部署集中式网关............................................................................................................................ 1713
4.1.3.3 BGP EVPN 方式部署分布式网关............................................................................................................................ 1724
4.1.4 VXLAN 功能增强........................................................................................................................................................... 1739
4.1.4.1 通过三段式VXLAN 实现数据中心三层互联........................................................................................................ 1739
4.1.4.2 通过三段式VXLAN 实现数据中心二层互联........................................................................................................ 1742
4.1.4.3 VXLAN 双活可靠性................................................................................................................................................... 1746
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司xiii
4.1.4.4 NFVI 分布式网关....................................................................................................................................................... 1750
4.1.5 VXLAN 应用.................................................................................................................................................................... 1762
4.1.5.1 VXLAN 网络内终端用户通信的应用...................................................................................................................... 1762
4.1.5.2 VXLAN 网络和传统网络互通的应用...................................................................................................................... 1763
4.1.5.3 VXLAN 在虚拟机迁移场景中的应用...................................................................................................................... 1765
4.1.5.4 通过VXLAN 网络实现用户接入BRAS 的应用.................................................................................................... 1766
4.1.6 VXLAN 术语与缩略语...................................................................................................................................................1768
4.2 VXLAN 配置....................................................................................................................................................................... 1768
4.2.1 VXLAN 概述.................................................................................................................................................................... 1768
4.2.2 VXLAN License 支持与配置注意事项....................................................................................................................... 1774
4.2.3 激活VXLAN 业务的VXLAN 端口license................................................................................................................ 1776
4.2.4 配置集中式网关部署方式的VXLAN（静态建立隧道）.......................................................................................1777
4.2.4.1 配置VXLAN 业务接入点..........................................................................................................................................1778
4.2.4.2 配置VXLAN 隧道....................................................................................................................................................... 1780
4.2.4.3 配置VXLAN 三层网关.............................................................................................................................................. 1781
4.2.4.4 （可选）配置静态MAC 地址表项和MAC 地址学习限制功能...................................................................... 1781
4.2.4.5 检查配置结果.............................................................................................................................................................. 1782
4.2.5 配置集中式网关部署方式的VXLAN（BGP EVPN 方式）...................................................................................1783
4.2.5.1 配置业务接入点......................................................................................................................................................... 1785
4.2.5.2 配置VXLAN 隧道....................................................................................................................................................... 1787
4.2.5.3 配置VXLAN 三层网关.............................................................................................................................................. 1791
4.2.5.4 （可选）配置静态MAC 地址表项和MAC 地址学习限制功能...................................................................... 1791
4.2.5.5 检查VXLAN 配置结果.............................................................................................................................................. 1792
4.2.6 配置分布式网关部署方式的VXLAN（BGP EVPN 方式）...................................................................................1793
4.2.6.1 配置业务接入点......................................................................................................................................................... 1796
4.2.6.2 配置VXLAN 隧道....................................................................................................................................................... 1798
4.2.6.3 配置VXLAN 三层网关.............................................................................................................................................. 1802
4.2.6.4 （可选）配置静态MAC 地址表项和MAC 地址学习限制功能...................................................................... 1806
4.2.6.5 检查VXLAN 配置结果.............................................................................................................................................. 1807
4.2.7 配置通过三段式VXLAN 实现数据中心互联........................................................................................................... 1808
4.2.7.1 配置三段式VXLAN 实现三层互通......................................................................................................................... 1808
4.2.7.2 配置三段式VXLAN 实现二层互通......................................................................................................................... 1810
4.2.7.3 检查配置结果.............................................................................................................................................................. 1811
4.2.8 配置静态VXLAN 双活场景......................................................................................................................................... 1812
4.2.9 配置动态VXLAN 双活场景......................................................................................................................................... 1815
4.2.10 配置用户通过PW 拼接VXLAN 隧道接入BRAS..................................................................................................1818
4.2.11 配置NFVI 分布式网关............................................................................................................................................... 1821
4.2.11.1 配置DCGW 上的L3VPN 实例.............................................................................................................................. 1823
4.2.11.2 配置DCGW 上的路由发布功能............................................................................................................................ 1825
4.2.11.3 配置L2GW/L3GW 上的路由发布功能............................................................................................................... 1827
4.2.11.4 配置负载分担功能................................................................................................................................................... 1828
4.2.11.5 检查配置结果........................................................................................................................................................... 1829
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文档版本 draft 05
(2020-04-09)
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4.2.12 维护VXLAN................................................................................................................................................................. 1829
4.2.12.1 配置VXLAN 告警上报功能................................................................................................................................... 1830
4.2.12.2 统计并查看VXLAN 报文统计信息....................................................................................................................... 1830
4.2.12.3 清除VXLAN 报文统计信息................................................................................................................................... 1831
4.2.12.4 查看BD 内MAC 地址表项................................................................................................................................... 1832
4.2.12.5 清除BD 内的动态MAC 地址表项....................................................................................................................... 1832
4.2.13 VXLAN 配置举例......................................................................................................................................................... 1832
4.2.13.1 配置同网段用户通过VXLAN 隧道互通示例......................................................................................................1832
4.2.13.2 配置不同网段用户通过VXLAN 三层网关通信示例.........................................................................................1836
4.2.13.3 配置集中式网关部署方式的VXLAN 示例（BGP EVPN 方式）................................................................... 1841
4.2.13.4 配置分布式网关部署方式的VXLAN 示例（BGP EVPN 方式）................................................................... 1848
4.2.13.5 配置三段式VXLAN 实现三层互通示例.............................................................................................................. 1856
4.2.13.6 配置三段式VXLAN 实现二层互通示例.............................................................................................................. 1868
4.2.13.7 配置静态VXLAN 双活场景示例（二层互通）................................................................................................. 1876
4.2.13.8 配置动态VXLAN 双活场景示例（三层互通）................................................................................................. 1884
4.2.13.9 配置VXLAN over IPSec 双活场景示例.............................................................................................................. 1894
4.2.13.10 配置静态VXLAN 双活场景示例（VLAN AWARE 接入方式）.................................................................. 1905
4.2.13.11 配置IPv4 NFVI 分布式网关示例....................................................................................................................... 1914
4.2.13.12 配置IPv6 NFVI 分布式网关示例....................................................................................................................... 1933
4.2.13.13 配置NFVI 分布式网关示例（DCGW 四活网关）......................................................................................... 1954
4.2.13.14 配置三段式VXLAN 实现三层互通示例（IPv6 业务）................................................................................. 1986
5 组播VPN............................................................................................................................. 1999
5.1 组播VPN（Rosen 方式）.............................................................................................................................................. 1999
5.1.1 Rosen MVPN 介绍........................................................................................................................................................ 1999
5.1.2 Rosen MVPN 原理描述............................................................................................................................................... 1999
5.1.2.1 Rosen MVPN 术语介绍............................................................................................................................................1999
5.1.2.2 MVPN 实现域间组播................................................................................................................................................ 2000
5.1.2.3 CE、PE 和P 之间的PIM 邻居关系........................................................................................................................ 2002
5.1.2.4 Share-MDT 建立过程............................................................................................................................................... 2003
5.1.2.5 基于Share-MDT 的MT 传输过程......................................................................................................................... 2004
5.1.2.6 Switch-MDT 切换...................................................................................................................................................... 2007
5.1.2.7 组播VPN Extranet.................................................................................................................................................... 2009
5.1.2.8 BGP A-D 方式的组播VPN...................................................................................................................................... 2013
5.1.3 Rosen MVPN 应用........................................................................................................................................................ 2015
5.1.3.1 单自治域MD VPN.................................................................................................................................................... 2015
5.1.4 Rosen MVPN 术语与缩略语...................................................................................................................................... 2016
5.2 组播VPN（NG MVPN 方式）......................................................................................................................................2017
5.2.1 NG MVPN 介绍............................................................................................................................................................. 2017
5.2.2 NG MVPN 原理描述.....................................................................................................................................................2019
5.2.2.1 NG MVPN 控制消息................................................................................................................................................. 2019
5.2.2.2 NG MVPN 私网组播路由原理................................................................................................................................2029
5.2.2.2.1 PIM (S, G) Join/Prune.......................................................................................................................................... 2031
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
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5.2.2.2.2 PIM (*, G) Join/Prune...........................................................................................................................................2033
5.2.2.3 NG MVPN 公网隧道原理........................................................................................................................................ 2042
5.2.2.3.1 MVPN 成员自动发现............................................................................................................................................. 2044
5.2.2.3.2 I-PMSI 隧道建立..................................................................................................................................................... 2045
5.2.2.3.3 S-PMSI 隧道切换.................................................................................................................................................... 2050
5.2.2.3.4 NG MVPN 传递组播流量..................................................................................................................................... 2055
5.2.2.3.5 NG MVPN 在公网的典型部署场景.....................................................................................................................2057
5.2.2.4 NG MVPN Extranet.................................................................................................................................................. 2059
5.2.2.5 UMH 选路规则........................................................................................................................................................... 2062
5.2.2.6 NG MVPN 可靠性..................................................................................................................................................... 2064
5.2.3 NG MVPN 应用............................................................................................................................................................. 2071
5.2.3.1 NG MVPN 在IPTV 业务中的应用.......................................................................................................................... 2071
5.2.4 NG MVPN 术语与缩略语............................................................................................................................................ 2073
5.3 BIER...................................................................................................................................................................................... 2076
5.3.1 BIER 介绍.........................................................................................................................................................................2076
5.3.2 BIER 原理描述................................................................................................................................................................ 2077
5.3.2.1 IS-IS for BIER.............................................................................................................................................................. 2077
5.3.2.2 BIER 转发面原理........................................................................................................................................................ 2078
5.3.2.3 NG MVPN over BIER............................................................................................................................................... 2080
5.3.2.3.1 NG MVPN over BIER 介绍.................................................................................................................................. 2080
5.3.2.3.2 NG MVPN over BIER 控制消息...........................................................................................................................2081
5.3.2.3.3 NG MVPN over BIER 公网隧道原理.................................................................................................................. 2082
1. BIER I-PMSI 隧道建立....................................................................................................................................................... 2082
2. BIER S-PMSI 隧道建立...................................................................................................................................................... 2084
5.3.2.3.4 NG MVPN over BIER 私网组播流量转发......................................................................................................... 2087
5.3.2.4 BIER 应用..................................................................................................................................................................... 2089
5.3.2.4.1 BIER 在MVPN 业务中的应用.............................................................................................................................. 2089
5.3.3 BIER 术语与缩略语....................................................................................................................................................... 2090
5.4 IPv4 组播VPN 配置（Rosen 方式）............................................................................................................................ 2091
5.4.1 IPv4 组播VPN 概述...................................................................................................................................................... 2091
5.4.2 IPv4 组播VPN（Rosen 方式） License 支持与配置注意事项...........................................................................2092
5.4.3 配置MD 方式的组播VPN.......................................................................................................................................... 2093
5.4.3.1 （可选）使能IP 组播VPN 功能............................................................................................................................. 2094
5.4.3.2 使能IP 组播路由........................................................................................................................................................ 2094
5.4.3.3 配置Share-Group 并绑定MTI.............................................................................................................................. 2095
5.4.3.4 配置MTI...................................................................................................................................................................... 2096
5.4.3.5 （可选）配置Switch-MDT.....................................................................................................................................2097
5.4.3.6 检查组播VPN 基本功能的配置结果......................................................................................................................2098
5.4.4 配置BGP A-D 组播VPN............................................................................................................................................. 2098
5.4.5 配置组播VPN Extranet...............................................................................................................................................2100
5.4.6 维护IPv4 组播VPN...................................................................................................................................................... 2102
5.4.6.1 清除IPv4 组播VPN 的统计信息.............................................................................................................................2102
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文档版本 draft 05
(2020-04-09)
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5.4.6.2 监控IPv4 组播VPN 的运行状况.............................................................................................................................2103
5.4.6.3 控制日志输出开关..................................................................................................................................................... 2104
5.4.7 配置举例.......................................................................................................................................................................... 2104
5.4.7.1 配置单自治域MD VPN 示例.................................................................................................................................. 2104
5.4.7.2 配置MDT-SAFI A-D 模式的组播VPN 示例........................................................................................................ 2127
5.4.7.3 配置组播VPN Extranet 远端交叉示例（在接收者PE 上配置源VPN）..................................................... 2139
5.4.7.4 配置组播VPN Extranet 远端交叉示例（在源PE 配置接收者VPN）......................................................... 2152
5.4.7.5 配置组播VPN Extranet 本地交叉示例（接收者和源所属的VPN 在同一PE 上）...................................2164
5.4.7.6 配置组播VPN Extranet 本地交叉示例（组播源属于公网实例）................................................................. 2176
5.5 IPv4 组播VPN 配置（NG MVPN 方式）................................................................................................................... 2184
5.5.1 NG MVPN 概述............................................................................................................................................................. 2184
5.5.2 IPv4 组播VPN（NG MVPN 方式） License 支持与配置注意事项.................................................................. 2185
5.5.3 配置域内非分段NG MVPN....................................................................................................................................... 2186
5.5.3.1 配置BGP MVPN 邻居.............................................................................................................................................. 2188
5.5.3.2 配置使用P2MP 隧道承载组播流量....................................................................................................................... 2188
5.5.3.3 配置PIM...................................................................................................................................................................... 2191
5.5.3.4 （可选）配置IGMP.................................................................................................................................................. 2191
5.5.3.5 （可选）配置S-PMSI 隧道切换............................................................................................................................. 2192
5.5.3.6 （可选）配置NG MVPN ORF 功能...................................................................................................................... 2193
5.5.3.7 检查配置结果.............................................................................................................................................................. 2193
5.5.4 配置域内分段NG MVPN............................................................................................................................................ 2194
5.5.4.1 配置路由反射功能..................................................................................................................................................... 2195
5.5.4.2 配置BGP MVPN 邻居.............................................................................................................................................. 2196
5.5.4.3 配置使用P2MP 隧道承载组播流量....................................................................................................................... 2197
5.5.4.4 配置支持AS 域内隧道分段功能............................................................................................................................. 2199
5.5.4.5 （可选）配置S-PMSI 隧道切换............................................................................................................................. 2200
5.5.4.6 配置PIM...................................................................................................................................................................... 2201
5.5.4.7 （可选）配置IGMP.................................................................................................................................................. 2201
5.5.4.8 检查配置结果.............................................................................................................................................................. 2202
5.5.5 配置跨域非分段NG MVPN....................................................................................................................................... 2203
5.5.5.1 配置Option B 跨域NG MVPN............................................................................................................................. 2203
5.5.5.1.1 配置全局和接口MPLS LDP 能力........................................................................................................................ 2203
5.5.5.1.2 配置自动mLDP P2MP 隧道................................................................................................................................ 2204
5.5.5.1.3 配置静态RP............................................................................................................................................................. 2205
5.5.5.1.4 配置PE 和域内ASBR 间使用MP-IBGP.............................................................................................................2206
5.5.5.1.5 配置不同AS 的ASBR 间使用MP-EBGP........................................................................................................... 2207
5.5.5.1.6 配置BGP MVPN 邻居........................................................................................................................................... 2207
5.5.5.1.7 （可选）配置AS 内的MSDP 对等体................................................................................................................ 2208
5.5.5.1.8 配置使用P2MP 隧道承载组播流量.................................................................................................................... 2208
5.5.5.1.9 （可选）配置S-PMSI 隧道切换.......................................................................................................................... 2210
5.5.5.1.10 配置PIM................................................................................................................................................................ 2211
5.5.5.1.11 配置PE 和CE 间路由交换................................................................................................................................. 2211
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文档版本 draft 05
(2020-04-09)
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5.5.5.2 配置Option C 跨域NG MVPN............................................................................................................................. 2218
5.5.5.2.1 配置全局和接口MPLS LDP 能力........................................................................................................................ 2219
5.5.5.2.2 配置自动mLDP P2MP 隧道................................................................................................................................ 2219
5.5.5.2.3 配置静态RP............................................................................................................................................................. 2219
5.5.5.2.4 配置PE 和域内ASBR 间使用MP-IBGP.............................................................................................................2220
5.5.5.2.5 配置PE 间以及不同AS 的ASBR 间使用MP-EBGP....................................................................................... 2220
5.5.5.2.6 配置ASBR 中路由策略控制标签分配................................................................................................................ 2221
5.5.5.2.7 配置BGP MVPN 邻居........................................................................................................................................... 2222
5.5.5.2.8 配置使用P2MP 隧道承载组播流量.................................................................................................................... 2222
5.5.5.2.9 （可选）配置S-PMSI 隧道切换.......................................................................................................................... 2224
5.5.5.2.10 配置PIM................................................................................................................................................................ 2225
5.5.5.2.11 配置CE 和PE 间路由交换................................................................................................................................. 2225
5.5.5.3 配置Option B 跨域Seamless MPLS 场景NG MVPN..................................................................................... 2225
5.5.5.3.1 配置全局和接口MPLS LDP 能力........................................................................................................................ 2226
5.5.5.3.2 配置自动mLDP P2MP 隧道................................................................................................................................ 2226
5.5.5.3.3 配置静态RP............................................................................................................................................................. 2227
5.5.5.3.4 配置同一域内PE、ABR 和ASBR 间使用MP-IBGP....................................................................................... 2227
5.5.5.3.5 配置不同AS 的ASBR 间使用MP-EBGP........................................................................................................... 2227
5.5.5.3.6 配置ASBR 中路由策略控制标签分配................................................................................................................ 2228
5.5.5.3.7 ABR 上配置路由反射功能.................................................................................................................................... 2228
5.5.5.3.8 配置BGP MVPN 邻居........................................................................................................................................... 2229
5.5.5.3.9 配置使用P2MP 隧道承载组播流量.................................................................................................................... 2230
5.5.5.3.10 （可选）配置S-PMSI 隧道切换....................................................................................................................... 2231
5.5.5.4 配置Option C 跨域Seamless MPLS 场景NG MVPN..................................................................................... 2232
5.5.5.4.1 配置全局和接口MPLS LDP 能力........................................................................................................................ 2233
5.5.5.4.2 配置自动mLDP P2MP 隧道................................................................................................................................ 2233
5.5.5.4.3 配置静态RP............................................................................................................................................................. 2233
5.5.5.4.4 配置同一域内PE、ABR 和ASBR 间使用MP-IBGP....................................................................................... 2233
5.5.5.4.5 配置PE 间及不同AS 的ASBR 间使用MP-EBGP........................................................................................... 2234
5.5.5.4.6 配置路由策略控制标签分配................................................................................................................................ 2235
5.5.5.4.7 ABR 上配置路由反射功能.................................................................................................................................... 2236
5.5.5.4.8 配置BGP MVPN 邻居........................................................................................................................................... 2236
5.5.5.4.9 配置使用P2MP 隧道承载组播流量.................................................................................................................... 2237
5.5.5.4.10 （可选）配置S-PMSI 隧道切换....................................................................................................................... 2238
5.5.5.4.11 配置PIM................................................................................................................................................................ 2239
5.5.5.5 配置跨Area 域Seamless NG MVPN................................................................................................................... 2240
5.5.5.5.1 配置自动mLDP P2MP 隧道................................................................................................................................ 2241
5.5.5.5.2 配置静态RP............................................................................................................................................................. 2241
5.5.5.5.3 ABR 上配置路由反射功能.................................................................................................................................... 2241
5.5.5.5.4 配置BGP MVPN 邻居........................................................................................................................................... 2242
5.5.5.5.5 配置使用P2MP 隧道承载组播流量.................................................................................................................... 2242
5.5.5.5.6 （可选）配置S-PMSI 隧道切换.......................................................................................................................... 2244
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
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5.5.5.5.7 配置PIM................................................................................................................................................................... 2245
5.5.5.5.8 配置CE 和PE 间路由交换................................................................................................................................... 2245
5.5.6 配置NG MVPN Extranet........................................................................................................................................... 2245
5.5.7 配置UMH 选路规则.....................................................................................................................................................2247
5.5.8 配置双根1+1 保护........................................................................................................................................................ 2248
5.5.9 配置举例.......................................................................................................................................................................... 2250
5.5.9.1 配置单自治域NG MVPN（mLDP P2MP 隧道承载）示例............................................................................. 2251
5.5.9.2 配置单自治域NG MVPN（RSVP-TE P2MP 隧道承载）示例.........................................................................2266
5.5.9.3 配置RSVP-TE P2MP 隧道双根1+1 保护示例..................................................................................................... 2282
5.5.9.4 配置mLDP P2MP 隧道双根1+1 保护示例......................................................................................................... 2299
5.5.9.5 配置mLDP P2MP 隧道承载的（*, G）加入方式的NG MVPN（PIM-SM 共享树跨越公网）示例.... 2313
5.5.9.6 配置RSVP-TE P2MP 隧道承载的（*, G）加入方式的NG MVPN（PIM-SM 共享树跨越公网）示例2327
5.5.9.7 配置mLDP P2MP 隧道承载的（*, G）加入方式的NG MVPN（PIM-SM 共享树不跨越公网）示例2341
5.5.9.8 配置RSVP-TE P2MP 隧道承载的（*, G）加入方式的NG MVPN（PIM-SM 共享树不跨越公网）示例
...................................................................................................................................................................................................... 2351
5.5.9.9 配置单自治域NG MVPN（分段隧道承载）示例.............................................................................................. 2361
5.5.9.10 配置域内分段隧道双根1+1 保护示例................................................................................................................ 2375
5.5.9.11 配置Option B 方式跨域NG MVPN 示例......................................................................................................... 2397
5.5.9.12 配置Option C 方式跨域NG MVPN 示例......................................................................................................... 2411
5.5.9.13 配置Option B 方式跨域Seamless MPLS NG MVPN 示例..........................................................................2421
5.5.9.14 配置Option C 方式跨域Seamless MPLS NG MVPN 示例..........................................................................2434
5.5.9.15 配置跨Area 域Seamless NG MVPN 示例....................................................................................................... 2447
5.5.9.16 配置跨Area 域NG MVPN 示例...........................................................................................................................2462
5.5.9.17 配置NG MVPN Extranet 远端交叉示例（在接收者PE 上配置源VPN）............................................... 2473
5.5.9.18 配置NG MVPN Extranet 远端交叉示例（BAS 组播）................................................................................. 2484
5.5.9.19 配置NG MVPN Extranet 本地交叉示例（接收者和源所属的VPN 在同一PE 上）............................. 2495
5.5.9.20 配置NG MVPN 基于最大IP 地址UMH 选路示例......................................................................................... 2504
5.6 BIER 配置............................................................................................................................................................................ 2515
5.6.1 BIER 概述.........................................................................................................................................................................2515
5.6.2 BIER License 支持与配置注意事项............................................................................................................................2516
5.6.3 配置NG MVPN over BIER......................................................................................................................................... 2517
5.6.3.1 公网配置BIER 功能................................................................................................................................................... 2518
5.6.3.2 配置IGP 协议使能BIER 能力................................................................................................................................. 2519
5.6.3.3 配置BGP MVPN 邻居.............................................................................................................................................. 2519
5.6.3.4 使用BIER 隧道承载组播流量................................................................................................................................. 2520
5.6.3.5 （可选）配置S-PMSI 隧道切换............................................................................................................................. 2521
5.6.3.6 配置PIM...................................................................................................................................................................... 2523
5.6.3.7 （可选）配置IGMP.................................................................................................................................................. 2523
5.6.3.8 检查配置结果.............................................................................................................................................................. 2523
5.6.4 配置BIER 环回单板增强功能..................................................................................................................................... 2524
5.6.5 配置BIER-MPLS 对TTL 的处理................................................................................................................................ 2524
5.6.6 配置举例.......................................................................................................................................................................... 2525
5.6.6.1 配置NG MVPN over BIER 示例............................................................................................................................. 2525
IP 新技术专题目录
文档版本 draft 05
(2020-04-09)
版权所有 © 华为技术有限公司xix
5.6.6.2 配置NG MVPN over BIER 双根1+1 保护示例.................................................................................................. 2538
6 Telemetry........................................................................................................................... 2549
6.1 Telemetry........................................................................................................................................................................... 2549
6.1.1 Telemetry 介绍.............................................................................................................................................................. 2549
6.1.2 Telemetry 原理描述..................................................................................................................................................... 2550
6.1.2.1 Telemetry 静态订阅的业务流程............................................................................................................................. 2550
6.1.2.2 Telemetry 动态订阅的业务流程............................................................................................................................. 2551
6.1.2.3 Telemetry 关键技术.................................................................................................................................................. 2553
6.1.3 Telemetry 应用.............................................................................................................................................................. 2562
6.1.3.1 Telemetry 在流量调优场景的应用......................................................................................................................... 2562
6.1.3.2 Telemetry 在微突发检测场景的应用.....................................................................................................................2563
6.1.4 Telemetry 术语与缩略语.............................................................................................................................................2564
6.2 Telemetry 配置................................................................................................................................................................. 2565
6.2.1 Telemetry 概述.............................................................................................................................................................. 2565
6.2.2 Telemetry License 支持与配置注意事项................................................................................................................. 2566
6.2.3 配置Telemetry 静态订阅（IPv4 采集器）............................................................................................................. 2570
6.2.3.1 配置目标采集器......................................................................................................................................................... 2570
6.2.3.2 配置采样数据或自定义事件.................................................................................................................................... 2571
6.2.3.3 创建订阅...................................................................................................................................................................... 2573
6.2.3.4 检查Telemetry 配置结果........................................................................................................................................ 2575
6.2.4 配置Telemetry 动态订阅（IPv4 采集器）............................................................................................................. 2575
6.2.5 配置Telemetry 静态订阅（IPv6 采集器）............................................................................................................. 2577
6.2.5.1 配置IPv6 目标采集器............................................................................................................................................... 2577
6.2.5.2 配置采样数据或自定义事件.................................................................................................................................... 2578
6.2.5.3 创建订阅...................................................................................................................................................................... 2579
6.2.5.4 检查Telemetry 配置结果........................................................................................................................................ 2582
6.2.6 配置Telemetry 动态订阅（IPv6 采集器）............................................................................................................. 2582
6.2.7 Telemetry 配置举例..................................................................................................................................................... 2583
6.2.7.1 配置基于GRPC 协议进行Telemetry 静态订阅示例......................................................................................... 2583
6.2.7.2 配置基于UDP 协议进行Telemetry 静态订阅示例............................................................................................2586
6.2.7.3 配置基于GRPC 协议进行Telemetry 动态订阅示例（IPv4 采集器）.......................................................... 2588
6.2.7.4 配置基于GRPC 协议进行Telemetry 动态订阅示例（IPv6 采集器）.......................................................... 2590

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