bgp 使用route-map设置Local perference(本地优先属性)配置与详解
实验目的:
1、掌握基于route-map的本地优先配置方法。
2、使用route-map配置可以定置基于目标网络的本地优先。
实验拓扑:

接口IP配置及bgp基础配置详见
CSDN
https://mp.csdn.net/mp_blog/creation/editor?spm=1001.2014.3001.5352
查看R3与R4的路由表:
R3#show ip route Gateway of last resort is not set34.0.0.0/24 is subnetted, 1 subnets
C 34.34.34.0 is directly connected, FastEthernet0/01.0.0.0/24 is subnetted, 1 subnets
B 1.1.1.0 [20/0] via 23.23.23.2, 01:58:36
//到达1.1.1.0/24网络的下一跳是23.23.23.22.0.0.0/24 is subnetted, 1 subnets
B 2.2.2.0 [20/0] via 23.23.23.2, 00:03:4223.0.0.0/24 is subnetted, 1 subnets
//到达2.2.2.0/24网络的下一跳是23.23.23.2
C 23.23.23.0 is directly connected, FastEthernet0/112.0.0.0/24 is subnetted, 1 subnets
B 12.12.12.0 [20/0] via 23.23.23.2, 01:58:3614.0.0.0/24 is subnetted, 1 subnets
B 14.14.14.0 [20/0] via 23.23.23.2, 00:00:27R4#sh ip route Gat
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