doc/developer/bgp-typecodes.rst

   1 BGP-4[+] UPDATE Attribute Preprocessor Constants
   2 ================================================
   3
   4 This is a list of preprocessor constants that map to BGP attributes defined by
   5 various BGP RFCs. In the code these are defined as BGP_ATTR_<ATTR>.
   6
   7 +-------+------------------+------------------------------------------+
   8 | Value | Attribute        | References                               |
   9 +=======+==================+==========================================+
  10 | 1     | ORIGIN           | [RFC 4271]                               |
  11 | 2     | AS_PATH          | [RFC 4271]                               |
  12 | 3     | NEXT_HOP         | [RFC 4271]                               |
  13 | 4     | MULTI_EXIT_DISC  | [RFC 4271]                               |
  14 | 5     | LOCAL_PREF       | [RFC 4271]                               |
  15 | 6     | ATOMIC_AGGREGATE | [RFC 4271]                               |
  16 | 7     | AGGREGATOR       | [RFC 4271]                               |
  17 | 8     | COMMUNITIES      | [RFC 1997]                               |
  18 | 9     | ORIGINATOR_ID    | [RFC 4456]                               |
  19 | 10    | CLUSTER_LIST     | [RFC 4456]                               |
  20 | 14    | MP_REACH_NLRI    | [RFC 4760]                               |
  21 | 15    | MP_UNREACH_NLRI  | [RFC 4760]                               |
  22 | 16    | EXT_COMMUNITIES  | [RFC 4360]                               |
  23 | 17    | AS4_PATH         | [RFC 4893]                               |
  24 | 18    | AS4_AGGREGATOR   | [RFC 4893]                               |
  25 +-------+------------------+------------------------------------------+