BGP Routing Policies - Route Filtering and Route Summarization - Filtering BGP updates Based on NLRI

3 important questions on BGP Routing Policies - Route Filtering and Route Summarization - Filtering BGP updates Based on NLRI

What is the default action with prefix-lists and route-map?

Implied deny action at the end of the list

Why is a BGP prefix list more flexible than a distribute list?

Prefix list can match a range of prefixes
ip prefix-list test1 permit 10.0.0.0/8 ge 16 le 23

What can route-maps provide with BGP compared to distribute-lists/prefix-lists?

-Matching logic that combines multiples; prefix/length, AS-PATH or other BGP PAs
-Setting BGP PAs for the purpose of manipulating BGP's choice of which route to use

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