projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c6d8773 | 1 | /* VxLAN common header. |
| 2 | * Copyright (C) 2016, 2017 Cumulus Networks, Inc. | |
| 3 | * | |
| 4 | * This file is part of FRR. | |
| 5 | * | |
| 6 | * FRR is free software; you can redistribute it and/or modify it | |
| 7 | * under the terms of the GNU General Public License as published by the | |
| 8 | * Free Software Foundation; either version 2, or (at your option) any | |
| 9 | * later version. | |
| 10 | * | |
| 11 | * FRR is distributed in the hope that it will be useful, but | |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 | * General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU General Public License | |
| 17 | * along with FRR; see the file COPYING. If not, write to the Free | |
| 18 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
| 19 | * 02111-1307, USA. | |
| 20 | */ | |
| 21 | ||
| 22 | #ifndef __VXLAN_H__ | |
| 23 | #define __VXLAN_H__ | |
| 24 | ||
| 5e244469 RW |
25 | #ifdef __cplusplus |
| 26 | extern "C" { | |
| 27 | #endif | |
| 28 | ||
| 03bad95a | 29 | /* EVPN MH DF election algorithm */ |
| 74e2bd89 AK |
30 | #define EVPN_MH_DF_ALG_SERVICE_CARVING 0 |
| 31 | #define EVPN_MH_DF_ALG_HRW 1 | |
| 32 | #define EVPN_MH_DF_ALG_PREF 2 | |
| 33 | ||
| 34 | /* preference range for DF election */ | |
| 35 | #define EVPN_MH_DF_PREF_MIN 0 | |
| 36 | #define EVPN_MH_DF_PREF_DEFAULT 32767 | |
| 37 | #define EVPN_MH_DF_PREF_MAX 65535 | |
| 38 | ||
| 7c6d8773 | 39 | /* VxLAN Network Identifier - 24-bit (RFC 7348) */ |
| d7c0a89a | 40 | typedef uint32_t vni_t; |
| 7c6d8773 | 41 | #define VNI_MAX 16777215 /* (2^24 - 1) */ |
| 42 | ||
| fbac9605 DS |
43 | /* Flooding mechanisms for BUM packets. */ |
| 44 | /* Currently supported mechanisms are head-end (ingress) replication | |
| 45 | * (which is the default) and no flooding. Future options could be | |
| 46 | * using PIM-SM, PIM-Bidir etc. | |
| 47 | */ | |
| 48 | enum vxlan_flood_control { | |
| 49 | VXLAN_FLOOD_HEAD_END_REPL = 0, | |
| 50 | VXLAN_FLOOD_DISABLED, | |
| 833b8a50 | 51 | VXLAN_FLOOD_PIM_SM, |
| fbac9605 | 52 | }; |
| 5e244469 RW |
53 | |
| 54 | #ifdef __cplusplus | |
| 55 | } | |
| 56 | #endif | |
| 57 | ||
| 7c6d8773 | 58 | #endif /* __VXLAN_H__ */ |