anchor.diff:      | rbnx_n_af_inherit
       | rbnx_n_af_maximum_prefix
       | rbnx_n_af_next_hop_self
  -    | rbnx_n_af_next_help_third_party
  +    | rbnx_n_af_next_hop_third_party
       | rbnx_n_af_prefix_list
       | rbnx_n_af_route_map
       | rbnx_n_af_route_reflector_client
  
positive.code:     | rbnx_af_client_to_client
      | rbnx_af_dampen_igp_metric
      | rbnx_af_dampening
      | rbnx_af_default
      | rbnx_af_default_information
      | rbnx_af_default_metric
      | rbnx_af_distance
  
negative.code:         half_life = DEC start_reuse = DEC start_suppress = DEC max_suppress = DEC
          | ROUTE_MAP mapname = variable
      ) NEWLINE
  ;
  
  rbnx_af_default_information
  