iTN8800智能传送网配置详解(P100R001): IP路由到安全全面指南

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iTN8800(P100R001)是一款智能传送网系列设备，特别针对IPRAN (IP/MPLS RAN)架构设计，由瑞斯康达科技发展股份有限公司制造。该配置指南(Rel_02)详尽阐述了设备的关键功能和配置流程，涵盖了IP路由、Multiprotocol Label Switching (MPLS)、MPLS-Transport Protocol (MPLS-TP)、以太网、Quality of Service (QoS)、OAM (Operation, Administration, and Maintenance) 和网络安全等核心技术。 IP路由部分解释了网络数据包的转发策略，如何设置和管理不同子网之间的连接。MPLS和MPLS-TP则涉及标签交换技术，用于提高网络效率和灵活性，支持高效的数据传输和网络服务等级划分。以太网配置涉及物理接口的设置、带宽管理和VLAN配置，以实现网络设备间的有效通信。 QoS确保了网络中的关键业务得到优先处理，通过调度和预留带宽来保证服务质量。OAM则用来监控网络性能和故障检测，对网络的健康状况进行实时管理。安全方面，指南可能涵盖防火墙规则、加密技术和访问控制策略，保护网络数据免受未经授权的访问。配置案例部分为用户提供实际操作示例，帮助用户理解和应用这些理论知识。文档还包含了术语表和缩略语解释，方便读者理解专业术语。此外，指南强调版权保护，指出未经许可禁止复制或传播文档内容。本手册作为iTN8800设备的使用指南，旨在帮助用户全面理解设备的工作原理、配置步骤，以及如何根据实际需求构建和优化网络架构。产品版本信息表明，这份文档适用于P100R001C01型号的iTN8800设备，对应的系统软件版本为A.00。总体来说，阅读这份配置指南对于iTN8800的使用者来说是非常有价值的，无论是初次接触该设备的用户还是需要更新知识的网络管理员，都能从中获益匪浅。

瑞斯康达

iTN8800 配置指南

viii

瑞斯康达科技发展股份有限公司

10.3.3 检查配置....................................................................................................................................... 10-18

10.4 配置 VPWS 接入 VPLS ........................................................................................................................ 10-19

10.4.1 配置准备....................................................................................................................................... 10-19

10.4.2 配置 VSI 接入 VPWS .................................................................................................................. 10-19

10.4.3 检查配置....................................................................................................................................... 10-20

10.5 配置 L3VPN .......................................................................................................................................... 10-20

10.5.1 配置准备....................................................................................................................................... 10-20

10.5.2 配置 L3VPN ................................................................................................................................. 10-20

10.5.3 配置接口的 VRF .......................................................................................................................... 10-21

10.5.4 检查配置....................................................................................................................................... 10-21

11 QoS ............................................................................................................................................ 11-1

11.1 简介 .......................................................................................................................................................... 11-1

11.1.1 ACL .................................................................................................................................................. 11-2

11.1.2 优先级信任 ..................................................................................................................................... 11-2

11.1.3 优先级映射 ..................................................................................................................................... 11-2

11.1.4 流分类 ............................................................................................................................................. 11-4

11.1.5 流策略 ............................................................................................................................................. 11-5

11.1.6 队列调度 ......................................................................................................................................... 11-5

11.1.7 拥塞避免 ......................................................................................................................................... 11-7

11.1.8 队列整形 ......................................................................................................................................... 11-8

11.1.9 流量限速 ......................................................................................................................................... 11-8

11.1.10 MPLS QoS ..................................................................................................................................... 11-8

11.2 配置 ACL ................................................................................................................................................. 11-9

11.2.1 配置准备 ......................................................................................................................................... 11-9

11.2.2 配置 ACL ........................................................................................................................................ 11-9

11.2.3 配置过滤器 ................................................................................................................................... 11-11

11.2.4 检查配置 ....................................................................................................................................... 11-11

11.3 配置优先级信任与优先级映射 ............................................................................................................ 11-12

11.3.1 配置准备 ....................................................................................................................................... 11-12

11.3.2 配置优先级信任 ........................................................................................................................... 11-12

11.3.3 配置基于接口的 DSCP 优先级与本地优先级的映射关系 ....................................................... 11-12

11.3.4 配置基于接口的 CoS 优先级与本地优先级的映射关系 .......................................................... 11-13

11.3.5 配置 Exp 与本地优先级的映射关系 ........................................................................................... 11-13

11.3.6 配置 DSCP 优先级重标记 ........................................................................................................... 11-14

11.3.7 配置 CoS 优先级重标记 .............................................................................................................. 11-14

11.3.8 配置 Exp 重标记 .......................................................................................................................... 11-15

11.3.9 检查配置 ....................................................................................................................................... 11-15

11.4 配置流分类和流策略 ............................................................................................................................ 11-16

11.4.1 配置准备 ....................................................................................................................................... 11-16

瑞斯康达

iTN8800 配置指南

瑞斯康达科技发展股份有限公司

11.4.2 创建并配置流分类 ....................................................................................................................... 11-16

11.4.3 创建并配置流量监管模板 ........................................................................................................... 11-16

11.4.4 创建并配置流策略 ....................................................................................................................... 11-17

11.4.5 检查配置 ....................................................................................................................................... 11-18

11.5 配置拥塞避免和队列整形 .................................................................................................................... 11-19

11.5.1 配置准备 ....................................................................................................................................... 11-19

11.5.2 配置 WRED 模板 ......................................................................................................................... 11-19

11.5.3 配置流模板 ................................................................................................................................... 11-20

11.5.4 配置队列整形 ............................................................................................................................... 11-20

11.5.5 检查配置 ....................................................................................................................................... 11-20

11.6 配置流量限速 ........................................................................................................................................ 11-21

11.6.1 配置准备 ....................................................................................................................................... 11-21

11.6.2 配置基于接口的流量限速 ........................................................................................................... 11-21

11.6.3 检查配置 ....................................................................................................................................... 11-22

11.7 配置 MPLS QoS .................................................................................................................................... 11-22

11.7.1 配置准备 ....................................................................................................................................... 11-22

11.7.2 配置 LSP 的 QoS .......................................................................................................................... 11-22

11.7.3 配置 PWE3 的 QoS ...................................................................................................................... 11-23

11.7.4 配置 VPLS 的 QoS ....................................................................................................................... 11-23

11.7.5 检查配置 ....................................................................................................................................... 11-24

11.7.6 配置 L3VPN QoS ......................................................................................................................... 11-24

11.8 维护 ........................................................................................................................................................ 11-25

12 OAM ......................................................................................................................................... 12-1

12.1 简介 .......................................................................................................................................................... 12-1

12.1.1 EFM ................................................................................................................................................. 12-1

12.1.2 CFM ................................................................................................................................................. 12-3

12.1.3 SLA .................................................................................................................................................. 12-6

12.1.4 BFD .................................................................................................................................................. 12-7

12.1.5 MPLS-TP OAM ............................................................................................................................... 12-8

12.2 配置 EFM................................................................................................................................................. 12-9

12.2.1 配置准备......................................................................................................................................... 12-9

12.2.2 配置 EFM 基础功能 .................................................................................................................... 12-10

12.2.3 配置 EFM 主动功能 .................................................................................................................... 12-10

12.2.4 配置 EFM 被动功能 .................................................................................................................... 12-11

12.2.5 配置链路监控和故障指示功能 ................................................................................................... 12-12

12.2.6 检查配置....................................................................................................................................... 12-13

12.3 配置 CFM .............................................................................................................................................. 12-14

12.3.1 配置准备....................................................................................................................................... 12-14

12.3.2 配置 CFM 使能 ............................................................................................................................ 12-14

瑞斯康达

iTN8800 配置指南

瑞斯康达科技发展股份有限公司

12.3.3 配置 CFM 基本功能 .................................................................................................................... 12-15

12.3.4 配置故障检测 ............................................................................................................................... 12-16

12.3.5 配置故障确认 ............................................................................................................................... 12-17

12.3.6 配置故障定位 ............................................................................................................................... 12-18

12.3.7 配置 AIS 功能 .............................................................................................................................. 12-19

12.3.8 配置 LCK 功能 ............................................................................................................................. 12-20

12.3.9 配置 CSF 功能 ............................................................................................................................. 12-21

12.3.10 检查配置..................................................................................................................................... 12-21

12.4 配置 BFD ............................................................................................................................................... 12-22

12.4.1 配置准备....................................................................................................................................... 12-22

12.4.2 配置 BFD 会话绑定 ..................................................................................................................... 12-22

12.4.3 配置 BFD 会话参数 ..................................................................................................................... 12-23

12.4.4 检查配置....................................................................................................................................... 12-24

12.5 配置 SLA ............................................................................................................................................... 12-24

12.5.1 配置准备....................................................................................................................................... 12-24

12.5.2 配置 SLA 作业基本信息 ............................................................................................................. 12-25

12.5.3 配置 RFC2544 测试作业 ............................................................................................................. 12-26

12.5.4 配置 SLA 调度信息并开启作业调度 ......................................................................................... 12-27

12.5.5 检查配置....................................................................................................................................... 12-28

12.6 配置 MPLS-TP OAM ............................................................................................................................ 12-28

12.6.1 配置准备....................................................................................................................................... 12-28

12.6.2 使能 MPLS-TP CFM .................................................................................................................... 12-29

12.6.3 配置 MPLS-TP CFM .................................................................................................................... 12-29

12.6.4 配置 MPLS-TP 故障检测 ............................................................................................................ 12-30

12.6.5 配置 MPLS-TP 故障确认 ............................................................................................................ 12-31

12.6.6 配置 MPLS-TP 故障定位 ............................................................................................................ 12-32

12.6.7 配置 MPLS-TP AIS 功能 ............................................................................................................. 12-33

12.6.8 配置 MPLS-TP CSF 功能 ............................................................................................................ 12-33

12.6.9 配置 MPLS-TP LCK 功能 ........................................................................................................... 12-34

12.6.10 配置 MPLS-TP SLA 作业基本信息 .......................................................................................... 12-34

12.6.11 配置 SLA 调度信息并开启作业调度 ....................................................................................... 12-35

12.6.12 检查配置..................................................................................................................................... 12-35

12.7 维护 ........................................................................................................................................................ 12-35

13 安全 ........................................................................................................................................... 13-1

13.1 简介 .......................................................................................................................................................... 13-1

13.1.1 风暴抑制......................................................................................................................................... 13-1

13.1.2 CPU CAR ........................................................................................................................................ 13-2

13.1.3 RADIUS ........................................................................................................................................... 13-2

13.1.4 TACACS+ ........................................................................................................................................ 13-3

瑞斯康达

iTN8800 配置指南

瑞斯康达科技发展股份有限公司

13.1.1 端口隔离......................................................................................................................................... 13-3

13.1.2 接口镜像......................................................................................................................................... 13-3

13.2 配置风暴抑制 .......................................................................................................................................... 13-4

13.2.1 配置准备......................................................................................................................................... 13-4

13.2.2 配置风暴抑制功能 ......................................................................................................................... 13-4

13.2.3 检查配置......................................................................................................................................... 13-5

13.3 配置 CPU 保护 ........................................................................................................................................ 13-5

13.3.1 配置准备......................................................................................................................................... 13-5

13.3.2 配置全局 CPU CAR 功能 .............................................................................................................. 13-6

13.3.3 配置接口 CPU CAR 功能 .............................................................................................................. 13-6

13.3.4 检查配置......................................................................................................................................... 13-6

13.4 配置 RADIUS .......................................................................................................................................... 13-7

13.4.1 配置准备......................................................................................................................................... 13-7

13.4.2 配置 RADIUS 认证 ........................................................................................................................ 13-7

13.4.3 配置 RADIUS 计费 ........................................................................................................................ 13-7

13.4.4 检查配置......................................................................................................................................... 13-8

13.5 配置 TACACS+ ....................................................................................................................................... 13-8

13.5.1 配置准备......................................................................................................................................... 13-8

13.5.2 配置 TACACS+认证 ...................................................................................................................... 13-9

13.5.3 检查配置......................................................................................................................................... 13-9

13.6 配置端口隔离 .......................................................................................................................................... 13-9

13.6.1 配置准备......................................................................................................................................... 13-9

13.6.2 配置端口隔离功能 ....................................................................................................................... 13-10

13.6.3 检查配置....................................................................................................................................... 13-10

13.7 配置接口镜像 ........................................................................................................................................ 13-10

13.7.1 配置准备....................................................................................................................................... 13-10

13.7.2 配置接口镜像功能 ....................................................................................................................... 13-10

13.7.3 检查配置....................................................................................................................................... 13-11

13.8 维护 ........................................................................................................................................................ 13-11

14 可靠性 ....................................................................................................................................... 14-1

14.1 简介 .......................................................................................................................................................... 14-1

14.1.1 链路聚合......................................................................................................................................... 14-1

14.1.2 ELPS ................................................................................................................................................ 14-4

14.1.3 ERPS ................................................................................................................................................ 14-8

14.1.4 MPLS 线性保护倒换 .................................................................................................................... 14-12

14.1.5 HA 热备份 ..................................................................................................................................... 14-17

14.1.6 VRRP ............................................................................................................................................. 14-17

14.2 配置链路聚合 ........................................................................................................................................ 14-25

14.2.1 配置准备....................................................................................................................................... 14-25

瑞斯康达

iTN8800 配置指南

xii

瑞斯康达科技发展股份有限公司

14.2.2 配置手工模式链路聚合 ............................................................................................................... 14-25

14.2.3 配置静态 LACP 链路聚合 .......................................................................................................... 14-26

14.2.4 配置 mLACP 链路聚合 ............................................................................................................... 14-28

14.2.5 检查配置....................................................................................................................................... 14-28

14.3 配置 ELPS ............................................................................................................................................. 14-29

14.3.1 配置准备....................................................................................................................................... 14-29

14.3.2 创建保护对................................................................................................................................... 14-30

14.3.3 配置 ELPS 故障检测方式 ........................................................................................................... 14-30

14.3.4 （可选）配置 ELPS 倒换控制 ................................................................................................... 14-31

14.3.5 检查配置....................................................................................................................................... 14-32

14.4 配置 ERPS ............................................................................................................................................. 14-32

14.4.1 配置准备....................................................................................................................................... 14-32

14.4.2 创建 ERPS 保护环 ....................................................................................................................... 14-33

14.4.3 （可选）创建 ERPS 保护子环 ................................................................................................... 14-35

14.4.4 配置 ERPS 故障检测方式 ........................................................................................................... 14-36

14.4.5 （可选）配置 ERPS 倒换控制 ................................................................................................... 14-37

14.4.6 检查配置....................................................................................................................................... 14-37

14.5 配置 MPLS 线性保护倒换 ................................................................................................................... 14-38

14.5.1 配置准备....................................................................................................................................... 14-38

14.5.2 配置 MPLS 线性保护倒换 .......................................................................................................... 14-38

14.5.3 检查配置....................................................................................................................................... 14-39

14.6 配置 PW 双归保护倒换 ........................................................................................................................ 14-40

14.6.1 配置准备....................................................................................................................................... 14-40

14.6.2 配置 ICC ....................................................................................................................................... 14-40

14.6.3 配置 MC-PW 保护倒换 ............................................................................................................... 14-41

14.6.4 检查配置....................................................................................................................................... 14-41

14.7 配置 HA 热备份 .................................................................................................................................... 14-42

14.7.1 配置准备....................................................................................................................................... 14-42

14.7.2 配置 HA 倒换功能 ....................................................................................................................... 14-42

14.7.3 检查配置....................................................................................................................................... 14-42

14.8 配置 VRRP ............................................................................................................................................ 14-43

14.8.1 配置准备....................................................................................................................................... 14-43

14.8.2 配置流程....................................................................................................................................... 14-43

14.8.3 配置 VRRP 备份组 ...................................................................................................................... 14-44

14.8.4 （可选）配置 VRRP 虚拟地址 Ping 开关 ................................................................................. 14-45

14.8.5 配置 VRRP 监视接口 .................................................................................................................. 14-45

14.8.6 配置 VRRP 快速倒换 .................................................................................................................. 14-45

14.8.7 检查配置....................................................................................................................................... 14-46

14.9 维护 ........................................................................................................................................................ 14-46

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