一张图快速学习BGP
邻居、联盟、路由反射器
这是一个综合实验，可以在我之前分享的模拟器上使用模拟，学明白几个BGP的概念。
实验目的：实现R1的LoopBack 0与R6的Lo0互通
基础网络互通配置（省略）
橙色和粉色区域配置OSPF
R2
ospf 1 router-id 2.2.2.2
area 0
network 192.168.27.0 0.0.0.255
network 10.10.2.0 0.0.0.255
quit
quit
R7
ospf 1 router-id 7.7.7.7
area 0
network 192.168.37.0 0.0.0.255
network 192.168.27.0 0.0.0.255
network 10.10.7.0 0.0.0.255
quit
quit
R3
ospf 1 router-id 3.3.3.3
area 0
network 192.168.37.0 0.0.0.255
network 192.168.34.0 0.0.0.255
network 10.10.3.0 0.0.0.255
quit
quit
R4
ospf 1 router-id 4.4.4.4
area 0
network 192.168.45.0 0.0.0.255
network 192.168.34.0 0.0.0.255
network 10.10.4.0 0.0.0.255
quit
quit
R5
ospf 1 router-id 5.5.5.5
area 0
network 192.168.45.0 0.0.0.255
network 10.10.5.0 0.0.0.255
BGP配置： BGP联盟和反射器
R1上配置BGP，AS编号为100
bgp 100
router-id 1.1.1.1
peer 192.168.12.2 as-number 200
network 10.10.1.0 255.255.255.0
quit
R2上配置BGP ,AS号为64523，联盟号为200
bgp 64523
router-id 2.2.2.2
confederation id 200
peer 192.168.12.1 as-number 100
peer 10.10.7.7 as-number 64523
peer 10.10.7.7 connect-interface LoopBack0
peer 10.10.7.7 next-hop-local
quit
R7上配置BGP ,AS号为64523，联盟为200
bgp 64523
router-id 7.7.7.7
confederation id 200
peer 10.10.2.2 as-number 64523
peer 10.10.3.3 as-number 64523
peer 10.10.2.2 reflect-client
peer 10.10.3.3 reflect-client
quit
R4上配置BGP ,AS号为64545，联盟为200
bgp 64545
router-id 4.4.4.4
confederation id 200
confederation peer-as 64523
peer 10.10.3.3 as-number 64523
peer 10.10.3.3 connect-interface LoopBack0
peer 10.10.3.3 ebgp-max-hop
peer 10.10.5.5 as-number 64545
quit
R5上配置BGP ,AS号为64545，联盟为200
bgp 64545
router-id 5.5.5.5
confederation id 200
peer 192.168.56.6 as-number 600
peer 10.10.4.4 as-number 64545
peer 10.10.4.4 connect-interface LoopBack 0
peer 10.10.4.4 next-hop-local
quit
R6上配置BGP ,AS号为600
bgp 600
router-id 6.6.6.6
peer 192.168.56.5 as-number 200
import-route direct
quit