3.7.d Implement optimize and troubleshoot routing policies

3.7.d [i] Attribute manipulation


bgp path manipulation local-pref

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bgp_path_manipulation local_pref

if you have followed the instructions from the diagram up to the local-preference configuration, your output should look like this:

bgp table before local pref

prefer the the path from r1 to r4’s loopback using local-preference:

R3(config-router)#route-map LOCAL-PREF permit 10
R3(config-route-map)#set local-preference 200
R3(config-route-map)#router bgp 100
R3(config-router)#neigh route-map LOCAL-PREF in

bgp local pref lab trace