s8500路由交换机 操作手册(V2.00)3-12 IPv6-路由策略配置
- 格式:pdf
- 大小:220.53 KB
- 文档页数:13
域名解析目录目录第1章域名解析配置..............................................................................................................1-11.1 域名解析简介.....................................................................................................................1-11.1.1 静态域名解析...........................................................................................................1-11.1.2 动态域名解析...........................................................................................................1-11.2 配置静态域名解析..............................................................................................................1-31.3 配置动态域名解析..............................................................................................................1-31.3.1 配置过程..................................................................................................................1-31.3.2 域名解析配置举例....................................................................................................1-41.4 域名解析显示和维护..........................................................................................................1-41.5 域名解析常见配置错误举例................................................................................................1-5第1章域名解析配置1.1 域名解析简介域名系统(DNS,Domain Name System)是一种用于TCP/IP应用程序的分布式数据库,提供域名与IP地址之间的转换。
Policy-Routing 目录目录第1章 IP单播策略路由配置...................................................................................................1-11.1 IP单播策略路由简介..........................................................................................................1-11.2 配置IP单播策略路由.........................................................................................................1-21.3 配置策略.............................................................................................................................1-31.4 IP单播策略路由显示..........................................................................................................1-51.5 IP单播策略路由典型配置举例...........................................................................................1-51.5.1 配置基于源地址的策略路由.....................................................................................1-51.5.2 配置基于报文大小的策略路由.................................................................................1-7第1章 IP单播策略路由配置1.1 IP单播策略路由简介策略路由(policy-based-route)是一种依据用户制定的策略进行路由选择的机制。
IPv6-OSPFv3 目录目录第1章 OSPFv3配置..............................................................................................................1-11.1 简介....................................................................................................................................1-11.1.1 OSPFv3概述...........................................................................................................1-11.1.2 OSPFv3的协议报文................................................................................................1-11.1.3 OSPFv3的LSA类型...............................................................................................1-21.1.4 OSPFv3的定时器....................................................................................................1-31.1.5 VRP支持的OSPFv3特性.......................................................................................1-31.1.6 协议规范..................................................................................................................1-41.2 配置任务简介.....................................................................................................................1-41.3 配置OSPFv3基本功能......................................................................................................1-41.3.1 配置准备..................................................................................................................1-41.3.2 配置OSPFv3基本功能...........................................................................................1-51.4 配置OSPFv3的区域属性..................................................................................................1-51.4.1 配置准备..................................................................................................................1-61.4.2 配置OSPFv3的Stub区域......................................................................................1-61.4.3 配置OSPFv3的虚连接...........................................................................................1-61.5 配置OSPFv3的路由信息控制...........................................................................................1-71.5.1 配置准备..................................................................................................................1-71.5.2 配置OSPFv3的路由聚合........................................................................................1-71.5.3 配置OSPFv3对接收的路由进行过滤......................................................................1-81.5.4 配置OSPFv3接口的开销值....................................................................................1-81.5.5 配置OSPFv3最大等价路由条数.............................................................................1-91.5.6 配置OSPFv3引入外部路由....................................................................................1-91.6 调整和优化OSPFv3网络................................................................................................1-101.6.1 配置准备................................................................................................................1-101.6.2 配置OSPFv3定时器.............................................................................................1-101.6.3 配置接口的DR优先级...........................................................................................1-111.6.4 忽略DD报文中的MTU检查.................................................................................1-121.6.5 禁止接口收发OSPFv3报文..................................................................................1-121.7 OSPFv3显示和维护........................................................................................................1-131.8 OSPFv3配置举例............................................................................................................1-131.8.1 配置OSPFv3区域.................................................................................................1-131.8.2 配置OSPFv3的DR选择......................................................................................1-18第1章 OSPFv3配置说明:在以下路由协议的介绍中所指的路由器及路由器图标,代表了一般意义下的路由器以及运行了路由协议的以太网交换机。
目录第1章 OSPFv3配置命令.......................................................................................................1-11.1 OSPFv3配置命令..............................................................................................................1-11.1.1 abr-summary...........................................................................................................1-11.1.2 area.........................................................................................................................1-21.1.3 debugging ospfv3 event..........................................................................................1-21.1.4 debugging ospfv3 ifsm............................................................................................1-31.1.5 debugging ospfv3 lsa..............................................................................................1-31.1.6 debugging ospfv3 nfsm...........................................................................................1-41.1.7 debugging ospfv3 packet........................................................................................1-51.1.8 debugging ospfv3 route...........................................................................................1-61.1.9 default cost..............................................................................................................1-61.1.10 default-cost............................................................................................................1-71.1.11 display debugging ospfv3......................................................................................1-81.1.12 display ospfv3........................................................................................................1-81.1.13 display ospfv3 interface.........................................................................................1-91.1.14 display ospfv3 lsdb..............................................................................................1-111.1.15 display ospfv3 next-hop......................................................................................1-141.1.16 display ospfv3 peer.............................................................................................1-151.1.17 display ospfv3 request-list...................................................................................1-171.1.18 display ospfv3 retrans-list....................................................................................1-181.1.19 display ospfv3 routing.........................................................................................1-191.1.20 display ospfv3 statistic........................................................................................1-211.1.21 display ospfv3 topology.......................................................................................1-221.1.22 display ospfv3 vlink.............................................................................................1-231.1.23 filter-policy export................................................................................................1-241.1.24 filter-policy import................................................................................................1-251.1.25 import-route.........................................................................................................1-261.1.26 maximum load-balancing....................................................................................1-271.1.27 ospfv3..................................................................................................................1-281.1.28 ospfv3 cost..........................................................................................................1-281.1.29 ospfv3 dr-priority.................................................................................................1-291.1.30 ospfv3 mtu-ignore...............................................................................................1-301.1.31 ospfv3 area..........................................................................................................1-301.1.32 ospfv3 timer dead................................................................................................1-311.1.33 ospfv3 timer hello................................................................................................1-321.1.34 ospfv3 timer retransmit........................................................................................1-321.1.35 ospfv3 trans-delay...............................................................................................1-331.1.36 router-id...............................................................................................................1-341.1.37 silent-interface.....................................................................................................1-351.1.38 spf timers.............................................................................................................1-351.1.39 stub......................................................................................................................1-361.1.40 vlink-peer.............................................................................................................1-37第1章 OSPFv3配置命令1.1 OSPFv3配置命令1.1.1 abr-summary【命令】abr-summary ipv6-address prefix-length [ not-advertise ]undo abr-summary ipv6-address prefix-length【视图】OSPFv3区域视图【参数】ipv6-address:IPv6地址。
IP地址目录目录第1章 IP地址配置.................................................................................................................1-11.1 IP地址简介........................................................................................................................1-11.1.1 IP地址的分类和表示...............................................................................................1-11.1.2 子网和掩码..............................................................................................................1-21.1.3 IP地址借用..............................................................................................................1-31.2 配置IP地址.......................................................................................................................1-31.2.1 配置接口IP地址......................................................................................................1-31.2.2 IP地址配置举例.......................................................................................................1-41.3 配置接口借用IP地址.........................................................................................................1-61.3.1 配置准备..................................................................................................................1-61.3.2 配置过程..................................................................................................................1-61.3.3 接口借用IP地址配置举例.......................................................................................1-61.4 IP地址的显示和维护..........................................................................................................1-8第1章 IP地址配置1.1 IP地址简介1.1.1 IP地址的分类和表示连接到Internet上的设备接口必须有一个全球唯一的IP地址。
BDCOM S8500系列交换机安装手册目录第1章产品概述 (1)1.1 产品简介 (1)1.2 S8500产品的技术特性 (1)1.3 S8500外观 (2)1.4 ROHS说明 (5)1.5 S8500硬件组成 (5)1.5.1 机柜 (6)1.5.2 机框 (6)1.5.3 单板插框说明 (9)1.5.4 电源分布 (11)1.6 S8500通风散热系统 (12)1.7 S8500单板简介 (13)1.7.1 主控板(LS85-MSU I) (16)1.7.2 主控板(LS85-MSU II) (18)1.7.3 主控板(LS85-MSU III) (20)1.7.4 主控板(LS85-MSU IV) (21)1.7.5 48口百兆电接口板(LS85-48FE-TX) (23)1.7.6 48口百兆电接口卡(LS85-48FE-TXB) (24)1.7.7 24口百兆SFP光+2口千兆接口板(LS85-24FESFP-2GE) (25)1.7.8 24口百兆SFP光+4口千兆接口板(LS85-24FESFP-4GE) (26)1.7.9 24口百兆SFP光接口卡(LS85-24FE-SFPE) (27)1.7.10 12口千兆光电合一接口板(LS85-12GE-TX/SFP) (27)1.7.11 12口千兆光电合一接口板(LS85-12GE-TX/SFP B) (28)1.7.12 12口千兆光电合一接口板(LS85-12GE-TX/SFPE) (29)1.7.13 12口千兆光电合一接口板(LS85-12GE-TX/SFP-MPLS-E) (30)1.7.14 12口千兆光电合一多核多功能接口板(LS85-MFMC-12GE-TX/SFP) (31)1.7.15 24口千兆电接口板(LS85-24GE-TX) (32)1.7.16 24口千兆SFP光接口板(LS85-24GE-SFP) (33)1.7.17 24口千兆SFP光接口板(LS85-24GE-SFPE) (33)1.7.18 24口千兆电接口板(LS85-24GE-TXE) (34)1.7.19 48口千兆电接口板(LS85-48GE-TX) (35)1.7.20 1口万兆XFP光接口板(LS85-1TE-XFP) (36)1.7.21 2口万兆XFP光接口板(LS85-2TE-XFP) (37)1.7.22 4口万兆XFP光接口板(LS85-4TE-XFP) (38)1.7.23 8口万兆XFP光接口板(LS85-8TE-XFP) (38)1.7.24 4口万兆XFP光接口增强型板(LS85-4TE-XFP-MPLS-E) (39)1.7.25 48口千兆光接口增强型板(LS85-48GE-SFP-MPLS-E) (40)1.7.26 48口百兆电接口板(LS85-48FE-TX-MPLS-E) (41)1.7.27 48口百兆光接口增强型板(LS85-48FE-SFP-MPLS-E) (42)1.7.28 48口千兆电接口板(LS85-48GE-TX-MPLS-E) (42)1.7.29 4口万兆光以太网MPLS接口模块(LS85-4TE-XFP-MPLS-L) (43)第2章安装前准备 (45)2.1 安全性建议 (45)2.1.1 安装系统的安全 (45)2.1.2 搬移的安全 (45)2.1.3 电气安全性 (46)2.1.4 防静电放电破坏 (46)2.1.5 激光安全性 (47)2.2 安装场地的要求 (47)2.2.1 机架式安装要求 (47)2.2.2 通风要求 (47)2.2.3 温度和湿度要求 (48)2.2.4 洁净度要求 (49)2.2.5 电源要求 (49)2.3 系统接地要求 (50)2.3.1 安全接地 (50)2.3.2 雷电接地 (50)2.3.3 电磁兼容接地 (50)2.3.4 EMI考虑 (51)2.3.5 光纤联机注意事项 (52)2.4 安装工具要求 (52)2.5 开箱验货检查要求 (52)2.5.1 货物清点 (52)2.5.2 现场日志的记录 (53)第3章产品的安装 (54)3.1 安装流程 (54)3.2 安装确认 (55)3.3 安装机柜 (55)3.3.1 注意事项 (55)3.3.2 安装简要步骤 (56)3.4 在机柜上安装S8500 (56)3.4.1 注意事项 (56)3.4.2 安装简要步骤 (56)3.5 连接系统接地 (56)3.5.1 注意事项 (56)3.5.2 接地的简要步骤 (57)3.5.3 连接直流电源至电源模块 (57)3.5.4 注意事项 (57)3.5.5 连接的简要步骤 (57)3.6 连接交流电源至电源模块 (58)3.6.1 注意事项 (58)3.6.2 连接的简要步骤 (58)3.7 连接主控板的线缆 (59)3.7.1 连接的简要步骤 (59)3.8 从S8500移走单板 (59)3.8.1 移走单板的主要步骤 (59)3.9 在S8500上重新安装单板 (60)3.9.1 重新安装的简要步骤 (60)3.10 连接对外接口线缆 (60)3.10.1 注意事项 (60)3.10.2 连接的简要步骤 (60)3.11 捆扎电缆 (60)3.11.1 注意事项 (60)3.11.2 捆扎的简要步骤 (61)3.12 安装后检查 (61)3.12.1 机柜检查 (61)3.12.2 电缆连接检查 (61)3.12.3 电源检查 (61)第4章安装中的常见故障处理 (62)4.1 安装故障排查通用流程 (62)4.2 硬件安装故障的处理 (63)4.2.1 电源模块故障处理 (63)4.2.2 单板安装故障 (63)第5章附录 (65)5.1 S8500产品的标志、包装、运输、贮存 (65)5.1.1 产品上的标志 (65)5.1.2 外包装上的标志 (65)5.1.3 产品产地 (65)5.1.4 产品种类 (65)5.1.5 包装 (65)5.1.6 产品包装的基本要求 (65)5.1.7 包装材料 (65)5.1.8 运输 (66)5.1.9 贮存 (66)5.2 开箱和装箱工具 (67)5.3 其它 (67)5.3.1 随机文件 (67)5.3.2 随机线缆 (67)第1章产品概述为了描述的方便,下文将BDCOM S8500系列交换机简称为S8500。
目录第1章 ACL简介.....................................................................................................................1-11.1 ACL简介............................................................................................................................1-11.2 基于时间段的ACL简介.....................................................................................................1-11.3 IPv4的ACL简介...............................................................................................................1-11.3.1 ACL分类.................................................................................................................1-11.3.2 ACL匹配顺序..........................................................................................................1-21.3.3 创建ACL.................................................................................................................1-21.3.4 ACL对分片报文的处理............................................................................................1-31.4 IPv6的ACL简介...............................................................................................................1-31.4.1 ACL6分类...............................................................................................................1-31.4.2 ACL6匹配顺序........................................................................................................1-41.4.3 创建ACL6...............................................................................................................1-4第2章 IPv4 ACL配置.............................................................................................................2-12.1 配置时间段.........................................................................................................................2-12.1.1 配置时间段..............................................................................................................2-12.1.2 时间段配置举例.......................................................................................................2-22.2 配置基本ACL.....................................................................................................................2-22.2.1 配置准备..................................................................................................................2-22.2.2 配置基本ACL..........................................................................................................2-22.2.3 基本ACL配置举例..................................................................................................2-42.3 配置高级ACL.....................................................................................................................2-42.3.1 配置准备..................................................................................................................2-42.3.2 配置高级ACL..........................................................................................................2-52.3.3 高级ACL配置举例..................................................................................................2-62.4 配置二层ACL.....................................................................................................................2-62.4.1 配置准备..................................................................................................................2-62.4.2 配置二层ACL..........................................................................................................2-72.4.3 二层ACL配置举例..................................................................................................2-82.5 配置用户自定义ACL..........................................................................................................2-82.5.1 配置准备..................................................................................................................2-82.5.2 配置用户自定义ACL...............................................................................................2-92.5.3 用户自定义ACL配置举例.......................................................................................2-92.6 ACL显示和维护...............................................................................................................2-102.7 ACL典型配置举例............................................................................................................2-102.7.1 ACL配置举例一.....................................................................................................2-10第3章 IPv6 ACL配置.............................................................................................................3-13.1 配置时间段.........................................................................................................................3-13.2 配置基本ACL6...................................................................................................................3-13.2.1 配置准备..................................................................................................................3-13.2.2 配置基本ACL6........................................................................................................3-13.2.3 基本ACL6配置举例................................................................................................3-23.3 配置高级ACL6...................................................................................................................3-33.3.1 配置准备..................................................................................................................3-33.3.2 配置高级ACL6........................................................................................................3-33.3.3 高级ACL6配置举例................................................................................................3-43.4 ACL6显示和维护...............................................................................................................3-53.5 ACL6典型配置举例............................................................................................................3-53.5.1 ACL6配置举例一.....................................................................................................3-5第4章流模板配置..................................................................................................................4-14.1 流模板简介.........................................................................................................................4-14.2 配置流模板.........................................................................................................................4-14.3 流模板显示和维护..............................................................................................................4-24.4 流模板典型配置举例..........................................................................................................4-2第1章 ACL简介1.1 ACL简介ACL(Access Control List,访问控制列表)是用来实现流识别功能的。
目录第1章组播简介.....................................................................................................................1-11.1 IP组播概述........................................................................................................................1-11.1.1 单播/广播的困惑......................................................................................................1-11.1.2 组播的优势..............................................................................................................1-21.1.3 组播的应用..............................................................................................................1-31.2 IP组播的实现机制..............................................................................................................1-31.2.1 IP组播地址..............................................................................................................1-31.2.2 IP组播协议介绍.......................................................................................................1-51.3 IP组播报文的RPF转发机制.............................................................................................1-6第2章 IGMP Snooping配置...................................................................................................2-12.1 IGMP Snooping协议简介..................................................................................................2-12.1.1 IGMP Snooping原理...............................................................................................2-12.1.2 IGMP Snooping的实现...........................................................................................2-22.2 IGMP Snooping配置.........................................................................................................2-42.2.1启动/关闭IGMP Snooping......................................................................................2-42.2.2 配置路由器端口老化时间.........................................................................................2-52.2.3 配置最大响应查询时间............................................................................................2-52.2.4 配置组播组成员端口老化时间.................................................................................2-62.3 IGMP Snooping的显示和调试...........................................................................................2-62.4 IGMP Snooping典型配置举例...........................................................................................2-62.4.1 启动IGMP Snooping...............................................................................................2-62.5 IGMP Snooping故障诊断与排错.......................................................................................2-7第3章组播公共配置..............................................................................................................3-13.1 组播公共配置简介..............................................................................................................3-13.2 组播公共配置.....................................................................................................................3-13.2.1 启动组播..................................................................................................................3-13.2.2 配置组播路由项数量限制.........................................................................................3-13.2.3 清除MFC转发项或其统计信息...............................................................................3-23.2.4 清除组播核心路由表中的路由项..............................................................................3-23.3 组播公共配置显示和调试...................................................................................................3-2第4章 IGMP配置...................................................................................................................4-14.1 IGMP简介..........................................................................................................................4-14.1.1 IGMP概述...............................................................................................................4-14.2 IGMP配置..........................................................................................................................4-24.2.1 启动组播..................................................................................................................4-24.2.2 在接口上使能IGMP.................................................................................................4-34.2.3 配置IGMP版本.......................................................................................................4-34.2.4 配置IGMP查询报文间隔.........................................................................................4-34.2.5 配置发送IGMP指定组查询报文的时间间隔及次数.................................................4-44.2.6 配置IGMP查询器存在时间.....................................................................................4-54.2.7 配置IGMP最大查询响应时间.................................................................................4-54.2.8 配置接口上加入IGMP组的数量限制......................................................................4-64.2.9 配置路由器加入指定组播组.....................................................................................4-64.2.10 控制接口对组播组的访问.......................................................................................4-74.2.11 删除接口上已加入的IGMP组...............................................................................4-84.3 IGMP显示和调试...............................................................................................................4-8第5章 PIM协议配置..............................................................................................................5-15.1 PIM协议简介.....................................................................................................................5-15.1.1 PIM-DM...................................................................................................................5-15.1.2 PIM-SM...................................................................................................................5-25.2 PIM-DM配置......................................................................................................................5-45.2.1 启动组播..................................................................................................................5-55.2.2 启动PIM-DM协议...................................................................................................5-55.2.3 配置接口的Hello报文发送间隔...............................................................................5-55.2.4 进入PIM视图..........................................................................................................5-65.2.5 配置组播源(组)过滤............................................................................................5-65.2.6 配置PIM邻居过滤...................................................................................................5-65.2.7 配置接口的PIM邻居最大数量................................................................................5-75.2.8 清除PIM路由项......................................................................................................5-75.2.9 清除PIM邻居..........................................................................................................5-75.3 PIM-SM配置......................................................................................................................5-75.3.1 启动组播..................................................................................................................5-85.3.2 启动PIM-SM协议...................................................................................................5-85.3.3 进入PIM视图..........................................................................................................5-95.3.4 配置接口的Hello报文发送间隔...............................................................................5-95.3.5 配置候选BSR..........................................................................................................5-95.3.6 配置候选RP..........................................................................................................5-105.3.7 配置静态RP..........................................................................................................5-105.3.8 设置PIM-SM域边界..............................................................................................5-105.3.9 配置组播源(组)过滤..........................................................................................5-115.3.10 配置PIM邻居过滤...............................................................................................5-115.3.11 配置接口的PIM邻居最大数量............................................................................5-115.3.12 配置RP对DR发送来的注册报文进行过滤........................................................5-115.3.13 限定合法BSR的范围..........................................................................................5-125.3.14 限定合法C-RP的范围.........................................................................................5-125.3.15 清除PIM路由项..................................................................................................5-125.3.16 清除PIM邻居......................................................................................................5-125.4 PIM协议显示和调试.........................................................................................................5-125.5 PIM协议典型配置举例.....................................................................................................5-135.5.1 PIM-DM典型配置举例...........................................................................................5-135.5.2 PIM-SM典型配置举例...........................................................................................5-155.6 PIM协议故障诊断与排除.................................................................................................5-18第6章 MSDP配置.................................................................................................................6-16.1 MSDP简介.........................................................................................................................6-16.1.1 MSDP协议介绍.......................................................................................................6-16.1.2 MSDP工作原理.......................................................................................................6-26.2 MSDP配置.........................................................................................................................6-46.2.1 使能MSDP..............................................................................................................6-46.2.2 配置MSDP对等体..................................................................................................6-56.2.3 配置静态RPF对等体..............................................................................................6-56.2.4 配置Originating RP.................................................................................................6-66.2.5 配置缓存SA状态....................................................................................................6-66.2.6 配置缓存SA的最大数量.........................................................................................6-76.2.7 请求MSDP对等体的源信息....................................................................................6-76.2.8 控制创建的源信息....................................................................................................6-86.2.9 控制转发的源信息....................................................................................................6-86.2.10 控制接收的源信息.................................................................................................6-96.2.11 配置MSDP全连接组...........................................................................................6-106.2.12 配置MSDP连接重试周期...................................................................................6-106.2.13 关闭MSDP对等体..............................................................................................6-116.2.14 清除MSDP连接、统计和SA缓存......................................................................6-116.3 MSDP显示和调试............................................................................................................6-116.4 MSDP典型配置举例........................................................................................................6-126.4.1 配置静态RPF对等体............................................................................................6-126.4.2 配置Anycast RP...................................................................................................6-146.4.3 MSDP综合组网举例.............................................................................................6-18第7章 MBGP组播扩展配置...................................................................................................7-17.1 MBGP组播扩展简介..........................................................................................................7-17.1.1 MBGP组播扩展概述...............................................................................................7-17.1.2 MBGP为组播扩展的属性........................................................................................7-17.1.3 MBGP的运行方式与消息类型.................................................................................7-27.2 MBGP组播扩展配置..........................................................................................................7-37.2.1 启动MBGP组播扩展协议.......................................................................................7-37.2.2指定MBGP组播扩展要通告的网络路由.................................................................7-47.2.3 配置自治系统的MED值..........................................................................................7-47.2.4 比较来自不同自治系统邻居路径的MED值.............................................................7-47.2.5 配置本地优先级.......................................................................................................7-47.2.6 配置MBGP定时器..................................................................................................7-57.2.7 配置MBGP对等体/对等体组..................................................................................7-57.2.8 配置MBGP路由聚合..............................................................................................7-87.2.9 配置MBGP路由反射器...........................................................................................7-97.2.10 配置MBGP团体属性............................................................................................7-97.2.11 配置MBGP引入IGP的路由信息..........................................................................7-97.2.12 定义AS路径列表和路由策略..............................................................................7-107.2.13 配置MBGP路由过滤..........................................................................................7-107.2.14 复位BGP连接.....................................................................................................7-10 7.3 MBGP显示和调试............................................................................................................7-10 7.4 MBGP组播扩展典型配置举例.........................................................................................7-11第1章组播简介说明:以太网交换机在运行IP组播协议时,它将同时具备路由器的功能。
端口隔离目录目录第1章端口隔离配置..............................................................................................................1-11.1 端口隔离功能介绍..............................................................................................................1-11.2 配置分布式设备的隔离组...................................................................................................1-11.3 隔离组显示和维护..............................................................................................................1-21.4 端口隔离配置举例..............................................................................................................1-2第1章端口隔离配置1.1 端口隔离功能介绍用户可以将需要进行控制的端口加入到一个隔离组中,实现隔离组内端口之间二层数据的隔离。
端口隔离功能既增强了网络的安全性,也为用户提供了灵活的组网方案。
为了使隔离组与隔离组外二层互通,用户必须为隔离组配置上行口。
在用户多次配置不同的端口为上行口时,以最后一个配置为准。
z隔离组内的端口到上行端口的二层流量可以通过。
z如果需要上行端口到某个隔离组内端口的二层流量通过,需要配置这两个端口处于同一个VLAN。
IP性能目录目录第1章 IP性能配置.................................................................................................................1-11.1 IP性能简介........................................................................................................................1-11.2 配置TCP属性....................................................................................................................1-11.3 配置接口的TCP最大报文段长度.......................................................................................1-21.4 配置ICMP差错报文发送功能............................................................................................1-21.5 IP性能显示和维护..............................................................................................................1-5第1章 IP性能配置1.1 IP性能简介在一些特定的网络环境里,需要调整IP的参数,以便达到最佳的性能。
IP性能的配置包括:z配置TCP定时器z配置TCP连接的接收和发送缓冲区的大小z配置接口的TCP最大报文段长度z配置ICMP差错报文发送功能1.2 配置TCP属性可以配置的TCP属性包括:z synwait定时器:当发送SYN报文时,TCP启动synwait定时器,如果synwait 超时前未收到回应报文,则TCP连接建立不成功。
GR 目录目录第1章 GR配置......................................................................................................................1-11.1 GR简介..............................................................................................................................1-11.1.1 GR原理概述............................................................................................................1-11.1.2 几种协议的GR机制................................................................................................1-31.2 GR配置..............................................................................................................................1-51.2.1 BGP协议的GR配置...............................................................................................1-51.2.2 OSPF协议的GR配置.............................................................................................1-61.2.3 ISIS协议的GR配置................................................................................................1-71.2.4 MPLS LDP协议的GR配置.....................................................................................1-91.3 GR的显示和维护.............................................................................................................1-101.4 GR的典型配置举例..........................................................................................................1-111.4.1 ISIS GR的配置举例..............................................................................................1-111.4.2 OSPF GR的配置举例...........................................................................................1-12第1章 GR配置说明:下文中所指的路由器及路由器图标,代表了一般意义下的路由器以及运行了路由协议的以太网交换机。
IPv6-路由策略目录目录第1章路由策略配置..............................................................................................................1-11.1 路由策略简介.....................................................................................................................1-11.1.1 路由策略与策略路由................................................................................................1-11.1.2 过滤器......................................................................................................................1-11.1.3 路由策略的应用.......................................................................................................1-31.2 配置过滤列表.....................................................................................................................1-31.2.1 配置准备..................................................................................................................1-31.2.2 配置IPv6地址前缀列表...........................................................................................1-31.2.3 配置团体属性列表....................................................................................................1-41.2.4 配置扩展团体属性列表............................................................................................1-51.3 配置路由策略.....................................................................................................................1-51.3.1 配置准备..................................................................................................................1-51.3.2 创建一个路由策略....................................................................................................1-61.3.3 配置If-match子句...................................................................................................1-61.3.4 配置Apply子句.......................................................................................................1-81.4 路由策略的显示和维护.......................................................................................................1-91.5 路由策略典型配置举例.....................................................................................................1-101.6 常见错误配置举例............................................................................................................1-111.6.1 无法实现路由信息过滤..........................................................................................1-11第1章路由策略配置说明:在以下路由协议的介绍中所指的路由器及路由器图标,代表了一般意义下的路由器以及运行了路由协议的以太网交换机。
为提高可读性,在手册的描述中将不另行说明。
1.1 路由策略简介1.1.1 路由策略与策略路由路由策略(Routing Policy)是为了改变网络流量所经过的途径而对路由信息采用的方法,主要通过改变路由属性(包括可达性)来实现。
策略路由(Policy Routing)则直接用于指导报文转发。
本章只介绍路由策略的配置和使用,策略路由请参见“Policy-Routing配置”部分。
路由器在发布与接收路由信息时,可能需要实施一些策略,以便对路由信息进行过滤,例如只接收或发布满足一定条件的路由信息。
一种路由协议可能需要引入其它的路由协议发现的路由信息,同时引入的路由信息必须满足一定的条件,并对所引入的路由信息的某些属性进行设置,以使其满足本协议的要求。
为实现路由策略,首先要定义将要实施路由策略的路由信息的特征,即定义一组匹配规则。
可以以路由信息中的不同属性作为匹配依据进行设置,如目的地址、发布路由信息的路由器地址等。
匹配规则可以预先设置好,然后再将它们应用于路由的发布、接收和引入等过程的路由策略中。
1.1.2 过滤器路由协议可以引用访问控制列表、地址前缀列表、AS路径访问列表、团体属性列表、扩展团体属性列表和Route-policy几种过滤器。
下面对各种过滤器逐一进行介绍。
1. 访问控制列表访问控制列表包括针对IPv4报文的ACL和针对IPv6报文的ACL6。
用户在定义ACL时可以指定IP地址和子网范围,用于匹配路由信息的目的网段地址或下一跳地址。
ACL和ACL6的有关配置请参见“ACL配置”中的配置部分。
2. 地址前缀列表地址前缀列表包括IPv4地址前缀列表和IPv6地址前缀列表。
地址前缀列表的作用类似于ACL,但比它更为灵活,且更易于为用户理解。
地址前缀列表在应用于路由信息的过滤时,其匹配对象为路由信息的目的地址信息域;另外,用户可以指定gateway选项,指明只接收某些路由器发布的路由信息。
关于gateway选项的设置请参见“RIP命令”和“OSPF命令”。
一个地址前缀列表由前缀列表名标识。
每个前缀列表可以包含多个表项,每个表项可以独立指定一个网络前缀形式的匹配范围,并用一个索引号来标识,索引号指明了进行匹配检查的顺序。
在匹配的过程中,路由器按升序依次检查由索引号标识的各个表项,只要有某一表项满足条件,就意味着通过该地址前缀列表的过滤(不进入下一个表项的测试)。
3. AS路径访问列表(as-path-acl)BGP的路由信息包中,包含有自治系统路径域。
as-path-acl就是针对自治系统路径域指定匹配条件。
4. 团体属性列表(community-list)团体属性列表community-list仅用于BGP。
BGP的路由信息包中,包含一个community属性域,用来标识一个团体。
community-list就是针对团体属性域指定匹配条件。
5. 扩展团体属性列表(extcommunity-list)扩展团体属性列表extcommunity-list仅用于BGP。
BGP扩展团体属性有两种,一种是用于VPN的Route-Target(路由目标)扩展团体,另一种则是Source of Origin (源节点)扩展团体。
扩展团体属性列表就是针对这两种属性指定匹配条件。
路由策略匹配源节点扩展团体属性是源站路由特性中的应用,但设备尚不支持该特性。
6. 路由策略(Route-policy)路由策略Route-policy是一种比较复杂的过滤器,它不仅可以匹配给定路由信息的某些属性,并在条件满足时改变路由信息的属性。
Route-policy可以使用前面几种过滤器定义自己的匹配规则。
一个Route-policy可以由多个节点(node)构成,不同节点之间是“或”的关系。
系统按节点序号依次检查各个节点,如果通过了其中一节点,就意味着通过该策略,不再对其他节点进行匹配测试。
每个节点可以由一组if-match和apply子句组成。
if-match子句定义匹配规则,匹配对象是路由信息的一些属性。
同一节点中的不同if-match子句是“与”的关系,只有满足节点内所有if-match子句指定的匹配条件,才能通过该节点的匹配测试。
apply子句指定动作,也就是在通过节点的匹配后,对路由信息的一些属性进行设置。
1.1.3 路由策略的应用路由策略主要有两种应用方式:z路由协议在引入其它路由协议发现的路由时,通过路由策略只引入满足条件的路由信息。
z路由协议在发布或接收路由信息时,通过路由策略对路由信息进行过滤,只接收或发布满足给定条件的路由信息。
说明:z AS路径访问列表和团体属性列表的配置请参见“BGP配置”中的配置相关访问列表部分。
z应用路由策略的配置请参考相关的路由协议配置。
1.2 配置过滤列表1.2.1 配置准备在配置过滤列表之前,需要准备以下数据:z前缀列表名称z匹配的地址范围z扩展团体属性列表序号1.2.2 配置IPv6地址前缀列表IPv6地址前缀列表由列表名标识,每个前缀列表可以包含多个表项。