where a route maintains a dependency relationship with the route that is its less
specific cover. When this cover changes (i.e. there is a new covering route) or the
forwarding information of the cover is updated, then the covered route is notified.
where a route maintains a dependency relationship with the route that is its less
specific cover. When this cover changes (i.e. there is a new covering route) or the
forwarding information of the cover is updated, then the covered route is notified.