A. The set protocols bgp path-selection as-path-ignoreis not set and must be added so the next-hop attribute will propagate from the peer.

B. The set protocols bgp accept-remote-next hopis not set and must be added so the next- hop attribute will propagate from the peer.

C. The IBGP peers have a next-hop self policy, which the router is exporting to the EBGP neighbors.

D. The next-hop attribute was modified by default when it was advertised to the EBGP peer, without applying a policy.