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7f57883e DS |
1 | /* |
2 | * EIGRP Definition of Constants. | |
3 | * Copyright (C) 2013-2016 | |
4 | * Authors: | |
5 | * Donnie Savage | |
6 | * Jan Janovic | |
7 | * Matej Perina | |
8 | * Peter Orsag | |
9 | * Peter Paluch | |
10 | * Frantisek Gazo | |
11 | * Tomas Hvorkovy | |
12 | * Martin Kontsek | |
13 | * Lukas Koribsky | |
14 | * | |
15 | * This file is part of GNU Zebra. | |
16 | * | |
17 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
18 | * under the terms of the GNU General Public License as published by the | |
19 | * Free Software Foundation; either version 2, or (at your option) any | |
20 | * later version. | |
21 | * | |
22 | * GNU Zebra is distributed in the hope that it will be useful, but | |
23 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
25 | * General Public License for more details. | |
26 | * | |
896014f4 DL |
27 | * You should have received a copy of the GNU General Public License along |
28 | * with this program; see the file COPYING; if not, write to the Free Software | |
29 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
7f57883e DS |
30 | */ |
31 | ||
32 | #ifndef _ZEBRA_EIGRP_CONST_H_ | |
33 | #define _ZEBRA_EIGRP_CONST_H_ | |
34 | ||
35 | #define FALSE 0 | |
36 | ||
37 | #define EIGRP_NEIGHBOR_DOWN 0 | |
38 | #define EIGRP_NEIGHBOR_PENDING 1 | |
39 | #define EIGRP_NEIGHBOR_UP 2 | |
40 | #define EIGRP_NEIGHBOR_STATE_MAX 3 | |
41 | ||
42 | /*Packet requiring ack will be retransmitted again after this time*/ | |
43 | #define EIGRP_PACKET_RETRANS_TIME 2 /* in seconds */ | |
44 | #define EIGRP_PACKET_RETRANS_MAX 16 /* number of retrans attempts */ | |
45 | #define PLAINTEXT_LENGTH 81 | |
46 | ||
47 | /*Metric variance multiplier*/ | |
48 | #define EIGRP_VARIANCE_DEFAULT 1 | |
49 | #define EIGRP_MAX_PATHS_DEFAULT 4 | |
50 | ||
51 | ||
52 | /* Return values of functions involved in packet verification */ | |
53 | #define MSG_OK 0 | |
54 | #define MSG_NG 1 | |
55 | ||
56 | #define EIGRP_HEADER_VERSION 2 | |
57 | ||
58 | /* Default protocol, port number. */ | |
59 | #ifndef IPPROTO_EIGRPIGP | |
60 | #define IPPROTO_EIGRPIGP 88 | |
61 | #endif /* IPPROTO_EIGRPIGP */ | |
62 | ||
63 | #define EIGRP_AUTH_MD5_TLV_SIZE 40 | |
64 | #define EIGRP_AUTH_SHA256_TLV_SIZE 56 | |
65 | ||
66 | /*Cisco routers use only first 44 bytes of basic hello for their MD5 calculations*/ | |
67 | #define EIGRP_MD5_BASIC_COMPUTE 44 | |
68 | #define EIGRP_MD5_UPDATE_INIT_COMPUTE 40 | |
69 | ||
70 | ||
71 | ||
72 | #define EIGRP_AUTH_BASIC_HELLO_FLAG 0x01 | |
73 | #define EIGRP_AUTH_TID_HELLO_FLAG 0x02 | |
74 | #define EIGRP_AUTH_UPDATE_INIT_FLAG 0x04 | |
75 | #define EIGRP_AUTH_UPDATE_FLAG 0x08 | |
76 | #define EIGRP_AUTH_EXTRA_SALT_FLAG 0x10 | |
77 | ||
78 | #define EIGRP_NEXT_SEQUENCE_TLV_SIZE 8 | |
79 | ||
80 | /* IP TTL for EIGRP protocol. */ | |
81 | #define EIGRP_IP_TTL 1 | |
82 | ||
83 | /* VTY port number. */ | |
e763afa5 | 84 | #define EIGRP_VTY_PORT 2613 |
7f57883e DS |
85 | |
86 | /* Default configuration file name for eigrp. */ | |
87 | #define EIGRP_DEFAULT_CONFIG "eigrpd.conf" | |
88 | ||
89 | #define EIGRP_HELLO_INTERVAL_DEFAULT 5 | |
90 | #define EIGRP_HOLD_INTERVAL_DEFAULT 15 | |
63863c47 RW |
91 | #define EIGRP_BANDWIDTH_DEFAULT 100000 |
92 | #define EIGRP_DELAY_DEFAULT 10 | |
7f57883e DS |
93 | #define EIGRP_RELIABILITY_DEFAULT 255 |
94 | #define EIGRP_LOAD_DEFAULT 1 | |
95 | ||
96 | #define EIGRP_MULTICAST_ADDRESS 0xe000000A /*224.0.0.10*/ | |
97 | ||
98 | #define EIGRP_MAX_METRIC 0xffffffffU /*4294967295*/ | |
99 | ||
100 | #define DEFAULT_ROUTE ZEBRA_ROUTE_MAX | |
101 | #define DEFAULT_ROUTE_TYPE(T) ((T) == DEFAULT_ROUTE) | |
102 | ||
103 | #define INTERFACE_DOWN_BY_ZEBRA 1 | |
104 | #define INTERFACE_DOWN_BY_VTY 2 | |
63863c47 | 105 | #define INTERFACE_DOWN_BY_FINAL 3 |
7f57883e DS |
106 | |
107 | #define EIGRP_HELLO_NORMAL 0x00 | |
108 | #define EIGRP_HELLO_GRACEFUL_SHUTDOWN 0x01 | |
109 | #define EIGRP_HELLO_ADD_SEQUENCE 0x02 | |
110 | #define EIGRP_HELLO_GRACEFUL_SHUTDOWN_NBR 0x04 | |
111 | ||
112 | /* EIGRP Network Type. */ | |
113 | #define EIGRP_IFTYPE_NONE 0 | |
114 | #define EIGRP_IFTYPE_POINTOPOINT 1 | |
115 | #define EIGRP_IFTYPE_BROADCAST 2 | |
116 | #define EIGRP_IFTYPE_NBMA 3 | |
117 | #define EIGRP_IFTYPE_POINTOMULTIPOINT 4 | |
118 | #define EIGRP_IFTYPE_LOOPBACK 5 | |
119 | #define EIGRP_IFTYPE_MAX 6 | |
120 | ||
121 | #define EIGRP_IF_ACTIVE 0 | |
122 | #define EIGRP_IF_PASSIVE 1 | |
123 | ||
124 | /* EIGRP TT destination type */ | |
125 | #define EIGRP_TOPOLOGY_TYPE_CONNECTED 0 // Connected network | |
126 | #define EIGRP_TOPOLOGY_TYPE_REMOTE 1 // Remote internal network | |
127 | #define EIGRP_TOPOLOGY_TYPE_REMOTE_EXTERNAL 2 // Remote external network | |
128 | ||
129 | /*EIGRP TT entry flags*/ | |
9f56205c DS |
130 | #define EIGRP_NEIGHBOR_ENTRY_SUCCESSOR_FLAG (1 << 0) |
131 | #define EIGRP_NEIGHBOR_ENTRY_FSUCCESSOR_FLAG (1 << 1) | |
132 | #define EIGRP_NEIGHBOR_ENTRY_INTABLE_FLAG (1 << 2) | |
133 | #define EIGRP_NEIGHBOR_ENTRY_EXTERNAL_FLAG (1 << 3) | |
7f57883e DS |
134 | |
135 | /*EIGRP FSM state count, event count*/ | |
136 | #define EIGRP_FSM_STATE_MAX 5 | |
137 | #define EIGRP_FSM_EVENT_MAX 16 | |
138 | ||
87805f88 DS |
139 | /*EEGRP FSM states*/ |
140 | enum eigrp_fsm_states { | |
141 | EIGRP_FSM_STATE_PASSIVE, | |
142 | EIGRP_FSM_STATE_ACTIVE_0, | |
143 | EIGRP_FSM_STATE_ACTIVE_1, | |
144 | EIGRP_FSM_STATE_ACTIVE_2, | |
145 | EIGRP_FSM_STATE_ACTIVE_3, | |
146 | }; | |
7f57883e DS |
147 | |
148 | /*EIGRP FSM events return values*/ | |
149 | #define EIGRP_FSM_NEED_UPDATE 1 | |
150 | #define EIGRP_FSM_NEED_QUERY 2 | |
151 | ||
152 | /*EIGRP FSM events*/ | |
153 | #define EIGRP_FSM_EVENT_NQ_FCN 0 /*input event other than query from succ, FC not satisfied*/ | |
154 | #define EIGRP_FSM_EVENT_LR 1 /*last reply, FD is reset*/ | |
155 | #define EIGRP_FSM_EVENT_Q_FCN 2 /*query from succ, FC not satisfied*/ | |
156 | #define EIGRP_FSM_EVENT_LR_FCS 3 /*last reply, FC satisfied with current value of FDij*/ | |
157 | #define EIGRP_FSM_EVENT_DINC 4 /*distance increase while in active state*/ | |
158 | #define EIGRP_FSM_EVENT_QACT 5 /*query from succ while in active state*/ | |
159 | #define EIGRP_FSM_EVENT_LR_FCN 6 /*last reply, FC not satisfied with current value of FDij*/ | |
160 | #define EIGRP_FSM_KEEP_STATE 7 /*state not changed, usually by receiving not last reply */ | |
161 | ||
7f57883e DS |
162 | /** |
163 | * External routes originate from some other protocol - these are them | |
164 | */ | |
165 | #define NULL_PROTID 0 /*!< unknown protocol */ | |
166 | #define IGRP_PROTID 1 /*!< IGRP.. whos your daddy! */ | |
167 | #define EIGRP_PROTID 2 /*!< EIGRP - Just flat out the best */ | |
168 | #define STATIC_PROTID 3 /*!< Staticly configured source */ | |
169 | #define RIP_PROTID 4 /*!< Routing Information Protocol */ | |
170 | #define HELLO_PROTID 5 /*!< Hello? RFC-891 you there? */ | |
171 | #define OSPF_PROTID 6 /*!< OSPF - Open Shortest Path First */ | |
172 | #define ISIS_PROTID 7 /*!< Intermediate System To Intermediate System */ | |
173 | #define EGP_PROTID 8 /*!< Exterior Gateway Protocol */ | |
174 | #define BGP_PROTID 9 /*!< Border Gateway Protocol */ | |
175 | #define IDRP_PROTID 10 /*!< InterDomain Routing Protocol */ | |
176 | #define CONN_PROTID 11 /*!< Connected source */ | |
177 | ||
178 | /* | |
179 | * metric k-value defaults | |
180 | */ | |
181 | #define EIGRP_K1_DEFAULT 1 //!< unweighed inverse bandwidth | |
182 | #define EIGRP_K2_DEFAULT 0 //!< no loading term | |
183 | #define EIGRP_K3_DEFAULT 1 //!< unweighted delay | |
184 | #define EIGRP_K4_DEFAULT 0 //!< no reliability term | |
185 | #define EIGRP_K5_DEFAULT 0 //!< no reliability term | |
186 | #define EIGRP_K6_DEFAULT 0 //!< do not add in extended metrics | |
187 | ||
188 | ||
189 | /* | |
190 | * EIGRP Fixed header | |
191 | */ | |
192 | #define EIGRP_HEADER_LEN 20U | |
193 | #define EIGRP_PACKET_MAX_LEN 65535U /* includes IP Header size. */ | |
194 | ||
195 | ||
196 | #define EIGRP_TLV_HDR_LENGTH 4 | |
197 | ||
198 | /** | |
199 | * EIGRP Packet Opcodes | |
200 | */ | |
201 | #define EIGRP_OPC_UPDATE 1 /*!< packet containing routing information */ | |
202 | #define EIGRP_OPC_REQUEST 2 /*!< sent to request one or more routes */ | |
203 | #define EIGRP_OPC_QUERY 3 /*!< sent when a routing is in active start */ | |
204 | #define EIGRP_OPC_REPLY 4 /*!< sent in response to a query */ | |
205 | #define EIGRP_OPC_HELLO 5 /*!< sent to maintain a peering session */ | |
206 | #define EIGRP_OPC_IPXSAP 6 /*!< IPX SAP information */ | |
207 | #define EIGRP_OPC_PROBE 7 /*!< for test purposes */ | |
208 | #define EIGRP_OPC_ACK 8 /*!< acknowledge */ | |
209 | #define EIGRP_OPC_SIAQUERY 10 /*!< QUERY - with relaxed restrictions */ | |
210 | #define EIGRP_OPC_SIAREPLY 11 /*!< REPLY - may contain old routing information */ | |
211 | ||
212 | /** | |
213 | * EIGRP TLV Range definitions | |
214 | * PDM TLV Range | |
215 | * General 0x0000 | |
216 | * IPv4 0x0100 ** TLVs for one and all | |
217 | * ATALK 0x0200 ** legacy | |
218 | * IPX 0x0300 ** discontinued | |
219 | * IPv6 0x0400 ** legacy | |
220 | * Multiprotocol 0x0600 ** wide metrics | |
221 | * MultiTopology 0x00f0 ** deprecated | |
222 | */ | |
223 | #define EIGRP_TLV_RANGEMASK 0xfff0 /*!< should be 0xff00 - opps */ | |
224 | #define EIGRP_TLV_GENERAL 0x0000 | |
225 | ||
226 | /** | |
227 | * 1.2 TLV Definitions ** legacy | |
228 | * These are considered legacyu and are only used for backward compability with | |
229 | * older Cisco Routers. They should not be your first choice for packet codings | |
230 | */ | |
231 | #define EIGRP_TLV_IPv4 0x0100 /*!< Classic IPv4 TLV encoding */ | |
232 | #define EIGRP_TLV_ATALK 0x0200 /*!< Classic Appletalk TLV encoding*/ | |
233 | #define EIGRP_TLV_IPX 0x0300 /*!< Classic IPX TLV encoding */ | |
234 | #define EIGRP_TLV_IPv6 0x0400 /*!< Classic IPv6 TLV encoding */ | |
235 | ||
236 | /** | |
237 | * 2.0 Multi-Protocol TLV Definitions | |
238 | * These are the current packet formats and should be used for packets | |
239 | */ | |
240 | #define EIGRP_TLV_MP 0x0600 /*!< Non-PDM specific encoding */ | |
241 | ||
242 | /** | |
243 | * TLV type definitions. Generic (protocol-independent) TLV types are | |
244 | * defined here. Protocol-specific ones are defined elsewhere. | |
245 | */ | |
246 | #define EIGRP_TLV_PARAMETER (EIGRP_TLV_GENERAL | 0x0001) /*!< eigrp parameters */ | |
247 | #define EIGRP_TLV_PARAMETER_LEN (12U) | |
248 | #define EIGRP_TLV_AUTH (EIGRP_TLV_GENERAL | 0x0002) /*!< authentication */ | |
249 | #define EIGRP_TLV_SEQ (EIGRP_TLV_GENERAL | 0x0003) /*!< sequenced packet */ | |
250 | #define EIGRP_TLV_SEQ_BASE_LEN (5U) | |
251 | #define EIGRP_TLV_SW_VERSION (EIGRP_TLV_GENERAL | 0x0004) /*!< software version */ | |
252 | #define EIGRP_TLV_SW_VERSION_LEN (8U) | |
253 | #define EIGRP_TLV_NEXT_MCAST_SEQ (EIGRP_TLV_GENERAL | 0x0005) /*!< sequence number */ | |
254 | #define EIGRP_TLV_PEER_TERMINATION (EIGRP_TLV_GENERAL | 0x0007) /*!< peer termination */ | |
255 | #define EIGRP_TLV_PEER_TERMINATION_LEN (9U) | |
256 | #define EIGRP_TLV_PEER_TIDLIST (EIGRP_TLV_GENERAL | 0x0008) /*!< peer sub-topology list */ | |
257 | ||
258 | /* Older cisco routers send TIDLIST value wrong, adding for backwards compatabily */ | |
259 | #define EIGRP_TLV_PEER_MTRLIST (EIGRP_TLV_GENERAL | 0x00f5) | |
260 | ||
261 | /** | |
262 | * Route Based TLVs | |
263 | */ | |
264 | #define EIGRP_TLV_REQUEST 0x0001 | |
265 | #define EIGRP_TLV_INTERNAL 0x0002 | |
266 | #define EIGRP_TLV_EXTERNAL 0x0003 | |
267 | #define EIGRP_TLV_COMMUNITY 0x0004 | |
268 | #define EIGRP_TLV_TYPEMASK 0x000f | |
269 | ||
270 | #define EIGRP_TLV_IPv4_REQ (EIGRP_TLV_IPv4 | EIGRP_TLV_REQUEST) | |
271 | #define EIGRP_TLV_IPv4_INT (EIGRP_TLV_IPv4 | EIGRP_TLV_INTERNAL) | |
272 | #define EIGRP_TLV_IPv4_EXT (EIGRP_TLV_IPv4 | EIGRP_TLV_EXTERNAL) | |
273 | #define EIGRP_TLV_IPv4_COM (EIGRP_TLV_IPv4 | EIGRP_TLV_COMMUNITY) | |
274 | ||
275 | /* max number of TLV IPv4 prefixes in packet */ | |
276 | #define EIGRP_TLV_MAX_IPv4 25 | |
277 | ||
278 | /** | |
279 | * | |
280 | * extdata flag field definitions | |
281 | */ | |
282 | #define EIGRP_OPAQUE_EXT 0x01 /*!< Route is external */ | |
283 | #define EIGRP_OPAQUE_CD 0x02 /*!< Candidate default route */ | |
284 | ||
285 | /** | |
286 | * Address-Family types are taken from: | |
287 | * http://www.iana.org/assignments/address-family-numbers | |
288 | * to provide a standards based exchange of AFI information between | |
289 | * EIGRP routers. | |
290 | */ | |
291 | #define EIGRP_AF_IPv4 1 /*!< IPv4 (IP version 4) */ | |
292 | #define EIGRP_AF_IPv6 2 /*!< IPv6 (IP version 6) */ | |
293 | #define EIGRP_AF_IPX 11 /*!< IPX */ | |
294 | #define EIGRP_AF_ATALK 12 /*!< Appletalk */ | |
295 | #define EIGRP_SF_COMMON 16384 /*!< Cisco Service Family */ | |
296 | #define EIGRP_SF_IPv4 16385 /*!< Cisco IPv4 Service Family */ | |
297 | #define EIGRP_SF_IPv6 16386 /*!< Cisco IPv6 Service Family */ | |
298 | ||
299 | /** | |
300 | * Authentication types supported by EIGRP | |
301 | */ | |
302 | #define EIGRP_AUTH_TYPE_NONE 0 | |
303 | #define EIGRP_AUTH_TYPE_TEXT 1 | |
304 | #define EIGRP_AUTH_TYPE_MD5 2 | |
305 | #define EIGRP_AUTH_TYPE_MD5_LEN 16 | |
306 | #define EIGRP_AUTH_TYPE_SHA256 3 | |
307 | #define EIGRP_AUTH_TYPE_SHA256_LEN 32 | |
308 | ||
309 | /** | |
310 | * opaque flag field definitions | |
311 | */ | |
312 | #define EIGRP_OPAQUE_SRCWD 0x01 /*!< Route Source Withdraw */ | |
313 | #define EIGRP_OPAQUE_ACTIVE 0x04 /*!< Route is currently in active state */ | |
314 | #define EIGRP_OPAQUE_REPL 0x08 /*!< Route is replicated from different tableid */ | |
315 | ||
316 | /** | |
317 | * pak flag bit field definitions - 0 (none)-7 source priority | |
318 | */ | |
319 | #define EIGRP_PRIV_DEFAULT 0x00 /* 0 (none)-7 source priority */ | |
320 | #define EIGRP_PRIV_LOW 0x01 | |
321 | #define EIGRP_PRIV_MEDIUM 0x04 | |
322 | #define EIGRP_PRIV_HIGH 0x07 | |
323 | ||
324 | /* | |
325 | * Init bit definition. First unicast transmitted Update has this | |
326 | * bit set in the flags field of the fixed header. It tells the neighbor | |
327 | * to down-load his topology table. | |
328 | */ | |
329 | #define EIGRP_INIT_FLAG 0x01 | |
330 | ||
331 | /* | |
332 | * CR bit (Conditionally Received) definition in flags field on header. Any | |
333 | * packets with the CR-bit set can be accepted by an EIGRP speaker if and | |
334 | * only if a previous Hello was received with the SEQUENCE_TYPE TLV present. | |
335 | * | |
336 | * This allows multicasts to be transmitted in order and reliably at the | |
337 | * same time as unicasts are transmitted. | |
338 | */ | |
339 | #define EIGRP_CR_FLAG 0x02 | |
340 | ||
341 | /* | |
342 | * RS bit. The Restart flag is set in the hello and the init | |
343 | * update packets during the nsf signaling period. A nsf-aware | |
344 | * router looks at the RS flag to detect if a peer is restarting | |
345 | * and maintain the adjacency. A restarting router looks at | |
346 | * this flag to determine if the peer is helping out with the restart. | |
347 | */ | |
348 | #define EIGRP_RS_FLAG 0x04 | |
349 | ||
350 | /* | |
351 | * EOT bit. The End-of-Table flag marks the end of the start-up updates | |
352 | * sent to a new peer. A nsf restarting router looks at this flag to | |
353 | * determine if it has finished receiving the start-up updates from all | |
354 | * peers. A nsf-aware router waits for this flag before cleaning up | |
355 | * the stale routes from the restarting peer. | |
356 | */ | |
357 | #define EIGRP_EOT_FLAG 0x08 | |
358 | ||
359 | /** | |
360 | * EIGRP Virtual Router ID | |
361 | * | |
362 | * Define values to deal with EIGRP virtual router ids. Virtual | |
363 | * router IDs are stored in the upper short of the EIGRP fixed packet | |
364 | * header. The lower short of the packet header continues to be used | |
365 | * as asystem number. | |
366 | * | |
367 | * Virtual Router IDs are PDM-independent. All PDMs will use | |
368 | * VRID_BASE to indicate the 'base' or 'legacy' EIGRP instance. | |
369 | * All PDMs need to initialize their vrid to VRID_BASE for compatibility | |
370 | * with legacy routers. | |
371 | * Once IPv6 supports 'MTR Multicast', it will use the same VRID as | |
372 | * IPv4. No current plans to support VRIDs on IPX. :) | |
373 | * Initial usage of VRID is to signal usage of Multicast topology for | |
374 | * MTR. | |
375 | * | |
376 | * VRID_MCAST is a well known constant, other VRIDs will be determined | |
377 | * programmatic... | |
378 | * | |
379 | * With the addition of SAF the VRID space has been divided into two | |
380 | * segments 0x0000-0x7fff is for EIGRP and vNets, 0x8000-0xffff is | |
381 | * for saf and its associated vNets. | |
382 | */ | |
383 | #define EIGRP_VRID_MASK 0x8001 | |
384 | #define EIGRP_VRID_AF_BASE 0x0000 | |
385 | #define EIGRP_VRID_MCAST_BASE 0x0001 | |
386 | #define EIGRP_VRID_SF_BASE 0x8000 | |
387 | ||
388 | /* Extended Attributes for a destination */ | |
389 | #define EIGRP_ATTR_HDRLEN (2) | |
390 | #define EIGRP_ATTR_MAXDATA (512) | |
391 | ||
392 | #define EIGRP_ATTR_NOOP 0 /*!< No-Op used as offset padding */ | |
393 | #define EIGRP_ATTR_SCALED 1 /*!< Scaled metric values */ | |
394 | #define EIGRP_ATTR_TAG 2 /*!< Tag assigned by Admin for dest */ | |
395 | #define EIGRP_ATTR_COMM 3 /*!< Community attribute for dest */ | |
396 | #define EIGRP_ATTR_JITTER 4 /*!< Variation in path delay */ | |
397 | #define EIGRP_ATTR_QENERGY 5 /*!< Non-Active energy usage along path */ | |
398 | #define EIGRP_ATTR_ENERGY 6 /*!< Active energy usage along path */ | |
399 | ||
400 | /* | |
401 | * Begin EIGRP-BGP interoperability communities | |
402 | */ | |
403 | #define EIGRP_EXTCOMM_SOO_ASFMT 0x0003 /* Site-of-Origin, BGP AS format */ | |
404 | #define EIGRP_EXTCOMM_SOO_ADRFMT 0x0103 /* Site-of-Origin, BGP/EIGRP addr format */ | |
405 | ||
406 | /* | |
407 | * EIGRP Specific communities | |
408 | */ | |
409 | #define EIGRP_EXTCOMM_EIGRP 0x8800 /* EIGRP route information appended*/ | |
410 | #define EIGRP_EXTCOMM_DAD 0x8801 /* EIGRP AS + Delay */ | |
411 | #define EIGRP_EXTCOMM_VRHB 0x8802 /* EIGRP Vector: Reliability + Hop + BW */ | |
412 | #define EIGRP_EXTCOMM_SRLM 0x8803 /* EIGRP System: Reserve +Load + MTU */ | |
413 | #define EIGRP_EXTCOMM_SAR 0x8804 /* EIGRP System: Remote AS + Remote ID */ | |
414 | #define EIGRP_EXTCOMM_RPM 0x8805 /* EIGRP Remote: Protocol + Metric */ | |
415 | #define EIGRP_EXTCOMM_VRR 0x8806 /* EIGRP Vecmet: Rsvd + (internal) Routerid */ | |
416 | ||
417 | ||
418 | /* | |
419 | * EIGRP Filter constants | |
420 | */ | |
421 | #define EIGRP_FILTER_IN 0 | |
422 | #define EIGRP_FILTER_OUT 1 | |
423 | #define EIGRP_FILTER_MAX 2 | |
424 | ||
425 | /* | |
426 | * EIGRP Filter constants | |
427 | */ | |
428 | #define EIGRP_HSROLE_DEFAULT EIGRP_HSROLE_SPOKE | |
429 | #define EIGRP_HSROLE_HUB 0x01 | |
430 | #define EIGRP_HSROLE_SPOKE 0x02 | |
431 | ||
432 | #endif /* _ZEBRA_EIGRP_CONST_H_ */ |