A. Dynamic update groups use iBGP neighbor information to automatically calculate route reflector cluster configurations.

B. Routing updates to the same destination are grouped to increase BGP efficiency.

C. Neighbors in a peer group are no longer required to share the same outbound routing policies.

D. Newly configured BGP neighbors have peer group template configurations dynamically applied.

E. BGP configurations are automatically optimized by routers which dynamically create BGP peer groups.