IBGP规划

在IBGP邻居中,使用反射器减少IBGP邻居关系是一种最常用的网络结构,在上图中AS65001中有6台路由器,其中,R1和R2是一组反射器,配置如下:
R1:
!
interface Loopback0
ip address 10.255.255.1 255.255.255.255
ip router isis 10
!
interface GigabitEthernet1
ip address 10.10.6.1 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet2
ip address 10.10.4.1 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet3
ip address 10.10.7.1 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
router isis 10
net 49.0000.1025.5255.1000.00
is-type level-2-only
!
router bgp 65001
bgp router-id 10.255.255.1
bgp cluster-id 10.255.255.1
bgp log-neighbor-changes
bgp graceful-restart restart-time 120
bgp graceful-restart stalepath-time 360
bgp graceful-restart
bgp scan-time 15
neighbor as65001 peer-group
neighbor as65001 password cisco
neighbor as65001 update-source Loopback0
neighbor as65001 route-reflector-client
neighbor as65001 next-hop-self
neighbor 10.255.255.2 remote-as 65001
neighbor 10.255.255.2 peer-group as65001
neighbor 10.255.255.3 remote-as 65001
neighbor 10.255.255.3 peer-group as65001
neighbor 10.255.255.4 remote-as 65001
neighbor 10.255.255.4 peer-group as65001
neighbor 10.255.255.5 remote-as 65001
neighbor 10.255.255.5 peer-group as65001
neighbor 10.255.255.6 remote-as 65001
neighbor 10.255.255.6 peer-group as65001
!
R2:
!
interface Loopback0
ip address 10.255.255.2 255.255.255.255
ip router isis 10
!
interface GigabitEthernet1
ip address 10.10.6.2 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet2
ip address 10.10.5.1 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet3
ip address 10.10.8.1 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
router isis 10
net 49.0000.1025.5255.2000.00
is-type level-2-only
!
router bgp 65001
bgp router-id 10.255.255.2
bgp cluster-id 10.255.255.1
bgp log-neighbor-changes
bgp graceful-restart restart-time 120
bgp graceful-restart stalepath-time 360
bgp graceful-restart
bgp scan-time 15
neighbor as65001 peer-group
neighbor as65001 password cisco
neighbor as65001 update-source Loopback0
neighbor as65001 route-reflector-client
neighbor as65001 next-hop-self
neighbor 10.255.255.1 remote-as 65001
neighbor 10.255.255.1 peer-group as65001
neighbor 10.255.255.3 remote-as 65001
neighbor 10.255.255.3 peer-group as65001
neighbor 10.255.255.4 remote-as 65001
neighbor 10.255.255.4 peer-group as65001
neighbor 10.255.255.5 remote-as 65001
neighbor 10.255.255.5 peer-group as65001
neighbor 10.255.255.6 remote-as 65001
neighbor 10.255.255.6 peer-group as65001
!
R3:
!
interface Loopback0
ip address 10.255.255.3 255.255.255.255
ip router isis 10
!
interface GigabitEthernet1
ip address 10.10.3.1 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet2
ip address 10.10.4.2 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet3
ip address 10.10.1.1 255.255.255.252
negotiation auto
bfd interval 250 min_rx 250 multiplier 3
!
router isis 10
net 49.0000.1025.5255.3000.00
is-type level-2-only
!
router bgp 65001
bgp router-id 10.255.255.3
bgp log-neighbor-changes
bgp graceful-restart restart-time 120
bgp graceful-restart stalepath-time 360
bgp graceful-restart
bgp scan-time 15
neighbor 10.10.1.2 remote-as 65002
neighbor 10.10.1.2 password cisco
neighbor 10.10.1.2 fall-over bfd
neighbor 10.255.255.1 remote-as 65001
neighbor 10.255.255.1 password cisco
neighbor 10.255.255.1 update-source Loopback0
neighbor 10.255.255.1 next-hop-self
neighbor 10.255.255.2 remote-as 65001
neighbor 10.255.255.2 password cisco
neighbor 10.255.255.2 update-source Loopback0
neighbor 10.255.255.2 next-hop-self
!
R4:
!
interface Loopback0
ip address 10.255.255.4 255.255.255.255
ip router isis 10
!
interface GigabitEthernet1
ip address 10.10.3.2 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet2
ip address 10.10.5.2 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet3
ip address 10.10.2.1 255.255.255.252
negotiation auto
bfd interval 250 min_rx 250 multiplier 3
!
router isis 10
net 49.0000.1025.5255.4000.00
is-type level-2-only
!
router bgp 65001
bgp router-id 10.255.255.4
bgp log-neighbor-changes
bgp graceful-restart restart-time 120
bgp graceful-restart stalepath-time 360
bgp scan-time 15
neighbor 10.10.2.2 remote-as 65002
neighbor 10.10.2.2 password cisco
neighbor 10.10.2.2 fall-over bfd
neighbor 10.255.255.1 remote-as 65001
neighbor 10.255.255.1 password cisco
neighbor 10.255.255.1 update-source Loopback0
neighbor 10.255.255.1 next-hop-self
neighbor 10.255.255.2 remote-as 65001
neighbor 10.255.255.2 password cisco
neighbor 10.255.255.2 update-source Loopback0
neighbor 10.255.255.2 next-hop-self
!
R5:
!
interface Loopback0
ip address 10.255.255.5 255.255.255.255
ip router isis 10
!
interface GigabitEthernet1
ip address 10.10.9.1 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet3
ip address 10.10.7.2 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
router isis 10
net 49.0000.1025.5255.5000.00
is-type level-2-only
!
router bgp 65001
bgp router-id 10.255.255.5
bgp log-neighbor-changes
bgp graceful-restart restart-time 120
bgp graceful-restart stalepath-time 360
bgp scan-time 15
network 10.255.255.5 mask 255.255.255.255
neighbor 10.255.255.1 remote-as 65001
neighbor 10.255.255.1 password cisco
neighbor 10.255.255.1 update-source Loopback0
neighbor 10.255.255.1 next-hop-self
neighbor 10.255.255.2 remote-as 65001
neighbor 10.255.255.2 password cisco
neighbor 10.255.255.2 update-source Loopback0
neighbor 10.255.255.2 next-hop-self
!
R6:
interface Loopback0
ip address 10.255.255.6 255.255.255.255
ip router isis 10
!
interface GigabitEthernet1
ip address 10.10.9.2 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
interface GigabitEthernet3
ip address 10.10.8.2 255.255.255.252
ip router isis 10
negotiation auto
isis network point-to-point
isis password cisco
!
router isis 10
net 49.0000.1025.5255.6000.00
is-type level-2-only
!
router bgp 65001
bgp router-id 10.255.255.6
bgp log-neighbor-changes
bgp graceful-restart restart-time 120
bgp graceful-restart stalepath-time 360
bgp scan-time 15
network 10.255.255.6 mask 255.255.255.255
neighbor 10.255.255.1 remote-as 65001
neighbor 10.255.255.1 password cisco
neighbor 10.255.255.1 update-source Loopback0
neighbor 10.255.255.1 next-hop-self
neighbor 10.255.255.2 remote-as 65001
neighbor 10.255.255.2 password cisco
neighbor 10.255.255.2 update-source Loopback0
neighbor 10.255.255.2 next-hop-self
!
R7:
interface Loopback0
ip address 10.255.255.7 255.255.255.255
!
interface GigabitEthernet1
ip address 10.10.1.2 255.255.255.252
negotiation auto
bfd interval 250 min_rx 250 multiplier 3
!
interface GigabitEthernet2
ip address 10.10.2.2 255.255.255.252
negotiation auto
bfd interval 250 min_rx 250 multiplier 3
!
router bgp 65002
bgp router-id 10.255.255.7
bgp log-neighbor-changes
bgp graceful-restart restart-time 120
bgp graceful-restart stalepath-time 360
bgp graceful-restart
bgp scan-time 15
network 10.255.255.7 mask 255.255.255.255
neighbor 10.10.1.1 remote-as 65001
neighbor 10.10.1.1 password cisco
neighbor 10.10.1.1 fall-over bfd
neighbor 10.10.2.1 remote-as 65001
neighbor 10.10.2.1 password cisco
neighbor 10.10.2.1 fall-over bfd
!
在RR1上查看BGP邻居建立情况,如下图:

在RR2上查看BGP邻居建立情况,如下图:

规划设计要点:
- 网络中两台独立的路由器做RR,并且属于一个cluster
- 两台rr不承担流量转发的工作
IBGP规划的更多相关文章
- eBGP&iBGP 总结
3.4 BGP 原文地址:http://mp.weixin.qq.com/s?src=3×tamp=1500043305&ver=1&signature=XwiIVV ...
- shell脚本规划化模板
shell脚本规划化模板 Linux运维过程中,shell脚本是不可缺少的工具,但是每个运维人员编程的习惯都不一样,很多时候就是实现某个功能,写出来的脚本都是烂七八糟的.脚本必须规范化,应该从以后几个 ...
- IT基础架构规划方案一(网络系统规划)
背景 某集团经过多年的经营,公司业务和规模在不断发展,公司管理层和IT部门也认识到通过信息化手段可以更好地支撑公司业务运营.提高企业生产和管理效率.同时随着新建办公 ...
- 攻城记:Thinkphp框架的项目规划总结和踩坑经验
一.项目模块规划 1.项目分为PC端.移动端.和PC管理端,分为对应目录为 /Application/Home,/Application/Mobile,/Application/Admin: 对应入口 ...
- 【BZOJ-3627】路径规划 分层图 + Dijkstra + spfa
3627: [JLOI2014]路径规划 Time Limit: 30 Sec Memory Limit: 128 MBSubmit: 186 Solved: 70[Submit][Status] ...
- Google地图路线规划
Google地图路线规划: 需求:给定的两点之间Google地图路径规划和详情. 代码实现: //map定义省略 var directionsDisplay = new google.maps.Dir ...
- R语言 批量规划求解
昨天读到一个项目,是关于优化求解的. 约束条件如下: 公司里有很多客户,客户之所以不继续用我们的产品了,是因为他账户余额是负的,所以,为了重新赢回这些客户,公司决定发放优惠券cover掉客户账户的负余 ...
- Java职业生涯规划
java学习这一部分其实也算是今天的重点,这一部分用来回答很多群里的朋友所问过的问题,那就是我你是如何学习Java的,能不能给点建议?今天我是打算来点干货,因此咱们就不说一些学习方法和技巧了,直接来谈 ...
- 第二天ci项目规划 数据库设计
第二天ci项目规划 数据库设计 商品 + 用户 + 订单 数据库设计思想和方法 关于商品品牌 ,分类 ,属性 如何表示 用一个字段 还是再设计一张表 品牌和商品 是一种信息 还是两种信息 一张表一般只 ...
随机推荐
- 查询正在运行的请求及其后台对应SQL
SELECT a.event , s.actual_start_date , a.sid, a.serial#, sa.sql_fulltext , sa.sql_text , v.user_conc ...
- xen虚拟化平台虚拟机在线新加一块磁盘无法识别
截图 报错:you need to shutdown and then restart the vm before it can access the new disk 添加好磁盘后按照提示重启虚拟机 ...
- java多线程同步器
Java中多线程开发时,离不开线程的分工协作,常用的多线程的同步器有如下几种: 1.CountDownLatch 应用场景:等待一组线程任务完成后在继续执行当前线程. 用法:定义一个CountDown ...
- 哈密顿绕行世界问题、n皇后问题
哈密顿绕行世界问题 Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total S ...
- 使用Java监控工具出现 Can't attach to the process
问题重现 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 ➜ jinfo -flags 3032 Attaching ...
- 3.Jmeter参数化
1.参数化的三种方式 ${变量} 1 用户定义的变量 2 添加配置元件 CSV Data Set Config ,导入.csv文档 3 利用函数助手中的函数获取参数值 主要用 _Random函 ...
- C#各种小问题汇总不断更新
IIS Express Worker Process已停止工作-->管理员身份运行CMD 输入netsh winsock reset 回车OK 未能从程序集“System.ServiceMode ...
- cv2的安装
第一种 ,直接尝试 pip install cv2 ,大可能报错. 第二种,pip install opencv-python ,大概率 直接成功. 第三种 ,去网上下包 放到 sit_package ...
- uni-app开发小程序准备阶段
1.软件安装 开始之前,开发者需先下载安装如下工具: HBuilderX:官方IDE下载地址 下面开发工具根据需求进行安装: 微信小程序开发工具安装 https://developers.weixin ...
- 分布式计算课程补充笔记 part 3
▶ OpenMP 的任务并行 (task parallelism):显式定义一系列可执行的任务及其相互依赖关系,通过任务调度的方式多线程动态执行,支持任务的延迟执行 (deferred executi ...