Starting from 4.27.2F, IPFIX sampling introduced the capability to report BGP metadata for routes resolving over various tunnel types (ISIS-SR tunnels, NexthopGroups, etc).  For example BGP over ISIS-SR - BGP nexthop reported: 100.0.0.1

BGP Monitoring Protocol (BMP) allows a monitoring station to connect to a router and collect all of the BGP announcements received from the router’s BGP peers. The announcements are sent to the station in the form of BMP Route Monitoring messages generated from path information in the router’s BGP Adj-Rib-In tables. A BMP speaker may choose to send either pre-policy routes, post-policy routes, or both.

BGP Monitoring Protocol (BMP) allows a monitoring station to connect to a router and collect all of the BGP announcements received from the router’s BGP peers.

BGP Add Path TX allows for a BGP speaker to advertise multiple paths (instead of a single best path) for a prefix towards

At the beginning of 2014 the the Number Resource Organization announced that the pool of 2 byte BGP AS numbers had