1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
|
# sctp sport 23
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 0 => reg 1 ]
[ cmp eq reg 1 0x00001700 ]
# sctp sport != 23
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 0 => reg 1 ]
[ cmp neq reg 1 0x00001700 ]
# sctp sport 23-44
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 0 => reg 1 ]
[ cmp gte reg 1 0x00001700 ]
[ cmp lte reg 1 0x00002c00 ]
# sctp sport != 23-44
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 0 => reg 1 ]
[ range neq reg 1 0x00001700 0x00002c00 ]
# sctp sport { 23, 24, 25}
__set%d test-inet 3
__set%d test-inet 0
element 00001700 : 0 [end] element 00001800 : 0 [end] element 00001900 : 0 [end]
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 0 => reg 1 ]
[ lookup reg 1 set __set%d ]
# sctp sport != { 23, 24, 25}
__set%d test-inet 3
__set%d test-inet 0
element 00001700 : 0 [end] element 00001800 : 0 [end] element 00001900 : 0 [end]
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 0 => reg 1 ]
[ lookup reg 1 set __set%d 0x1 ]
# sctp dport 23
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 2 => reg 1 ]
[ cmp eq reg 1 0x00001700 ]
# sctp dport != 23
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 2 => reg 1 ]
[ cmp neq reg 1 0x00001700 ]
# sctp dport 23-44
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 2 => reg 1 ]
[ cmp gte reg 1 0x00001700 ]
[ cmp lte reg 1 0x00002c00 ]
# sctp dport != 23-44
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 2 => reg 1 ]
[ range neq reg 1 0x00001700 0x00002c00 ]
# sctp dport { 23, 24, 25}
__set%d test-inet 3
__set%d test-inet 0
element 00001700 : 0 [end] element 00001800 : 0 [end] element 00001900 : 0 [end]
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 2 => reg 1 ]
[ lookup reg 1 set __set%d ]
# sctp dport != { 23, 24, 25}
__set%d test-inet 3
__set%d test-inet 0
element 00001700 : 0 [end] element 00001800 : 0 [end] element 00001900 : 0 [end]
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 2b @ transport header + 2 => reg 1 ]
[ lookup reg 1 set __set%d 0x1 ]
# sctp checksum 1111
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 8 => reg 1 ]
[ cmp eq reg 1 0x57040000 ]
# sctp checksum != 11
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 8 => reg 1 ]
[ cmp neq reg 1 0x0b000000 ]
# sctp checksum 21-333
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 8 => reg 1 ]
[ cmp gte reg 1 0x15000000 ]
[ cmp lte reg 1 0x4d010000 ]
# sctp checksum != 32-111
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 8 => reg 1 ]
[ range neq reg 1 0x20000000 0x6f000000 ]
# sctp checksum { 22, 33, 44}
__set%d test-inet 3
__set%d test-inet 0
element 16000000 : 0 [end] element 21000000 : 0 [end] element 2c000000 : 0 [end]
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 8 => reg 1 ]
[ lookup reg 1 set __set%d ]
# sctp checksum != { 22, 33, 44}
__set%d test-inet 3
__set%d test-inet 0
element 16000000 : 0 [end] element 21000000 : 0 [end] element 2c000000 : 0 [end]
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 8 => reg 1 ]
[ lookup reg 1 set __set%d 0x1 ]
# sctp vtag 22
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 4 => reg 1 ]
[ cmp eq reg 1 0x16000000 ]
# sctp vtag != 233
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 4 => reg 1 ]
[ cmp neq reg 1 0xe9000000 ]
# sctp vtag 33-45
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 4 => reg 1 ]
[ cmp gte reg 1 0x21000000 ]
[ cmp lte reg 1 0x2d000000 ]
# sctp vtag != 33-45
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 4 => reg 1 ]
[ range neq reg 1 0x21000000 0x2d000000 ]
# sctp vtag {33, 55, 67, 88}
__set%d test-inet 3
__set%d test-inet 0
element 21000000 : 0 [end] element 37000000 : 0 [end] element 43000000 : 0 [end] element 58000000 : 0 [end]
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 4 => reg 1 ]
[ lookup reg 1 set __set%d ]
# sctp vtag != {33, 55, 67, 88}
__set%d test-inet 3
__set%d test-inet 0
element 21000000 : 0 [end] element 37000000 : 0 [end] element 43000000 : 0 [end] element 58000000 : 0 [end]
inet test-inet input
[ meta load l4proto => reg 1 ]
[ cmp eq reg 1 0x00000084 ]
[ payload load 4b @ transport header + 4 => reg 1 ]
[ lookup reg 1 set __set%d 0x1 ]
# sctp chunk data exists
ip
[ exthdr load 1b @ 0 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk init exists
ip
[ exthdr load 1b @ 1 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk init-ack exists
ip
[ exthdr load 1b @ 2 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk sack exists
ip
[ exthdr load 1b @ 3 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk heartbeat exists
ip
[ exthdr load 1b @ 4 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk heartbeat-ack exists
ip
[ exthdr load 1b @ 5 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk abort exists
ip
[ exthdr load 1b @ 6 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk shutdown exists
ip
[ exthdr load 1b @ 7 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk shutdown-ack exists
ip
[ exthdr load 1b @ 8 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk error exists
ip
[ exthdr load 1b @ 9 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk cookie-echo exists
ip
[ exthdr load 1b @ 10 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk cookie-ack exists
ip
[ exthdr load 1b @ 11 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk ecne exists
ip
[ exthdr load 1b @ 12 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk cwr exists
ip
[ exthdr load 1b @ 13 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk shutdown-complete exists
ip
[ exthdr load 1b @ 14 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk asconf-ack exists
ip
[ exthdr load 1b @ 128 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk forward-tsn exists
ip
[ exthdr load 1b @ 192 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk asconf exists
ip
[ exthdr load 1b @ 193 + 0 present => reg 1 ]
[ cmp eq reg 1 0x00000001 ]
# sctp chunk data type 0
ip
[ exthdr load 1b @ 0 + 0 => reg 1 ]
[ cmp eq reg 1 0x00000000 ]
# sctp chunk init flags 23
ip
[ exthdr load 1b @ 1 + 1 => reg 1 ]
[ cmp eq reg 1 0x00000017 ]
# sctp chunk init-ack length 42
ip
[ exthdr load 2b @ 2 + 2 => reg 1 ]
[ cmp eq reg 1 0x00002a00 ]
# sctp chunk data stream 1337
ip
[ exthdr load 2b @ 0 + 8 => reg 1 ]
[ cmp eq reg 1 0x00003905 ]
# sctp chunk init initial-tsn 5
ip
[ exthdr load 4b @ 1 + 16 => reg 1 ]
[ cmp eq reg 1 0x05000000 ]
# sctp chunk init-ack num-outbound-streams 3
ip
[ exthdr load 2b @ 2 + 12 => reg 1 ]
[ cmp eq reg 1 0x00000300 ]
# sctp chunk sack a-rwnd 1
ip
[ exthdr load 4b @ 3 + 8 => reg 1 ]
[ cmp eq reg 1 0x01000000 ]
# sctp chunk shutdown cum-tsn-ack 65535
ip
[ exthdr load 4b @ 7 + 4 => reg 1 ]
[ cmp eq reg 1 0xffff0000 ]
# sctp chunk ecne lowest-tsn 5
ip
[ exthdr load 4b @ 12 + 4 => reg 1 ]
[ cmp eq reg 1 0x05000000 ]
# sctp chunk cwr lowest-tsn 8
ip
[ exthdr load 4b @ 13 + 4 => reg 1 ]
[ cmp eq reg 1 0x08000000 ]
# sctp chunk asconf-ack seqno 12345
ip
[ exthdr load 4b @ 128 + 4 => reg 1 ]
[ cmp eq reg 1 0x39300000 ]
# sctp chunk forward-tsn new-cum-tsn 31337
ip
[ exthdr load 4b @ 192 + 4 => reg 1 ]
[ cmp eq reg 1 0x697a0000 ]
# sctp chunk asconf seqno 12345
ip
[ exthdr load 4b @ 193 + 4 => reg 1 ]
[ cmp eq reg 1 0x39300000 ]
|
