BGP路由策略实验 作业

一. 配置IP接口

二.IGP协议

测试一下连通性

三.修改环回接口网络类型

r2 r3同理

四.BGP协议

五.查看路由宣告

六.路由策略

使用AS_Path策略

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配置MED策略

’

使用Local Preference策略

开启负载分担功能

使用As策略

使用自定义Community策略

[R4]route-policy com-1 permit node 10
Info: New Sequence of this List.
[R4-route-policy]apply community 400:111   
[R4-route-policy]q
[R4]bgp 400
[R4-bgp]net 192.168.3.0 24 route-policy com-1   
 
[R4-bgp]peer 24.0.0.2 advertise-community   
[R4-bgp]peer 34.0.0.2 advertise-community
 
[R2]bgp 123
[R2-bgp]peer 1.1.1.1 advertise-community
 
[R3]bgp 123
[R3-bgp]peer 1.1.1.1 advertise-community
 
[R2]ip community-filter 1 permit 400:111    
[R2]route-policy com permit node 10      
Info: New Sequence of this List.
[R2-route-policy]if-match community-filter 1
[R2-route-policy]apply community no-export additive
[R2-route-policy]q
[R2]route-policy com permit node 100
Info: New Sequence of this List.
[R2-route-policy]q
 
[R3]ip community-filter 1 permit 400:111    
[R3]route-policy com permit node 10       
Info: New Sequence of this List.
[R3-route-policy]if-match community-filter 1
[R3-route-policy]apply community no-export additive
[R3-route-policy]q
[R3]route-policy com permit node 100
Info: New Sequence of this List.
[R3-route-policy]q
 
[R2]bgp 123                              
[R2-bgp]peer 24.0.0.1 route-policy com import
 
[R3]bgp 123                             
[R3-bgp]peer 34.0.0.1 route-policy com import
 

查看BGP表是否成功