In the previous post I showed how bgp table-map can be used for the selective route download. Here we will take a look at another use of this command, that is, associating IP Precedence values with selected BGP prefixes. By applying QoS policy to inbound prefixes we can easily mark traffic coming from a given AS, or going to a particular client. We can set IP Precedence value using route-map, and prefix list, ACLs, or communities to classify match prefixes of interest. Topology for the examples to follow is shown below. We have an ISP router in the middle and...
