You had to modify a route-map in your BGP configuration, afterwards you executed the command clear ip bgp neighbor all. Your service provider immediately called to complain that your actions have…

You had to modify a route-map in your BGP configuration, afterwards you executed the command clear ip bgp neighbor all. Your service provider immediately called to complain that your actions have caused routes to flap throughout the service provider core. You must ensure that this does not happen the next time you need to implement BGP policy changes. Which feature should you use instead?