anchor.diff:      | AS_SET
       | ATTRIBUTE_MAP mapname = variable
       | SUMMARY_ONLY
  -    | SUPPRESS_MAP
  +    | SUPPRESS_MAP mapname = variable
   ;
   
   rbnx_af_client_to_client
  
positive.code:     NEXT_HOP_SELF NEWLINE
  ;
  
  rbnx_n_af_next_help_third_party
  :
      NEXT_HOP_THIRD_PARTY NEWLINE
  ;
  
negative.code:     | rbnx_af_client_to_client
      | rbnx_af_dampen_igp_metric
      | rbnx_af_dampening
      | rbnx_af_default_information
      | rbnx_af_default_metric
      | rbnx_af_distance
  