• Change the LOCAL_PREF value.CONFIG-ROUTER-BGP modebgp default local-preference value• value: the range is from 0 to 4294967295.The default is 100.To view the BGP configuration, use the show config command in CONFIGURATION ROUTER BGP mode or the show running-config bgp command in EXEC Privilege mode.A more flexible method for manipulating the LOCAL_PREF attribute value is to use a route map.1 Enter the ROUTE-MAP mode and assign a name to a route map.CONFIGURATION moderoute-map map-name [permit | deny] [sequence-number]2 Change LOCAL_PREF value for routes meeting the criteria of this route map.CONFIG-ROUTE-MAP modeset local-preference value3 Return to CONFIGURATION mode.CONFIG-ROUTE-MAP modeexit4 Enter ROUTER BGP mode.CONFIGURATION moderouter bgp as-number5 Apply the route map to the neighbor or peer group’s incoming or outgoing routes.CONFIG-ROUTER-BGP modeneighbor {ip-address | peer-group-name} route-map map-name {in | out}To view the BGP configuration, use the show config command in CONFIGURATION ROUTER BGP mode. To view a route mapconfiguration, use the show route-map command in EXEC Privilege mode.Configuring the local System or a Different System to be theNext Hop for BGP-Learned RoutesYou can configure the local router or a different router as the next hop for BGP-learned routes.To change how the NEXT_HOP attribute is used, enter the first command. To view the BGP configuration, use the show configcommand in CONFIGURATION ROUTER BGP mode or the show running-config bgp command in EXEC Privilege mode.You can also use route maps to change this and other BGP attributes. For example, you can include the second command in a route map tospecify the next hop address.• Disable next hop processing and configure the router (route reflector) as the next hop for a BGP neighbor.CONFIG-ROUTER-BGP modeneighbor {ip-address | peer-group-name} next-hop-self [all]Border Gateway Protocol IPv4 (BGPv4) 209
