https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/iproute_bgp/configuration/xe-16/irg-xe-16-book/multicast-vpn-bgp-dampening.html
IP Routing: BGP Configuration Guide - Multicast VPN BGP Dampening [Cisco ASR 1000 Series...
IP Routing: BGP Configuration Guide -Multicast VPN BGP Dampening
ip routingconfiguration guidemulticast vpn