Building the BGP Table - Injecting Routes/Prefixes into the BGP table - BGP network command

4 important questions on Building the BGP Table - Injecting Routes/Prefixes into the BGP table - BGP network command

What does the BGP network command instructs the router to do?

Look for route in router's IP routing table that exactly matches the parameter of the network command; If route exists, put equivalent NLRI into local BGP table

What is the behavior of BGP network command when no auto-summary is configured?

IP route must match both prefix and prefix length

What is the behavior of BGP network command when auto-summary is configured?

If network command lists a classful network, it matches any subnets of the classful network exists.
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What is the purpose of the route-map on the BGP network command?

Can be use to filter routes and manipulate PAs, including NEXT_HOP*

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