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
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
|
-- 3GPP TS 36.423 V13.7.0 (2017-06)
-- 9.3.3 Elementary Procedure Definitions
-- **************************************************************
--
-- Elementary Procedure definitions
--
-- **************************************************************
X2AP-PDU-Descriptions {
itu-t (0) identified-organization (4) etsi (0) mobileDomain (0)
eps-Access (21) modules (3) x2ap (2) version1 (1) x2ap-PDU-Descriptions (0) }
DEFINITIONS AUTOMATIC TAGS ::=
BEGIN
-- **************************************************************
--
-- IE parameter types from other modules.
--
-- **************************************************************
IMPORTS
Criticality,
ProcedureCode
FROM X2AP-CommonDataTypes
CellActivationRequest,
CellActivationResponse,
CellActivationFailure,
ENBConfigurationUpdate,
ENBConfigurationUpdateAcknowledge,
ENBConfigurationUpdateFailure,
ErrorIndication,
HandoverCancel,
HandoverReport,
HandoverPreparationFailure,
HandoverRequest,
HandoverRequestAcknowledge,
LoadInformation,
PrivateMessage,
ResetRequest,
ResetResponse,
ResourceStatusFailure,
ResourceStatusRequest,
ResourceStatusResponse,
ResourceStatusUpdate,
RLFIndication,
SNStatusTransfer,
UEContextRelease,
X2SetupFailure,
X2SetupRequest,
X2SetupResponse,
MobilityChangeRequest,
MobilityChangeAcknowledge,
MobilityChangeFailure,
X2Release,
X2APMessageTransfer,
SeNBAdditionRequest,
SeNBAdditionRequestAcknowledge,
SeNBAdditionRequestReject,
SeNBReconfigurationComplete,
SeNBModificationRequest,
SeNBModificationRequestAcknowledge,
SeNBModificationRequestReject,
SeNBModificationRequired,
SeNBModificationConfirm,
SeNBModificationRefuse,
SeNBReleaseRequest,
SeNBReleaseRequired,
SeNBReleaseConfirm,
SeNBCounterCheckRequest,
X2RemovalFailure,
X2RemovalRequest,
X2RemovalResponse,
RetrieveUEContextRequest,
RetrieveUEContextResponse,
RetrieveUEContextFailure
FROM X2AP-PDU-Contents
id-cellActivation,
id-eNBConfigurationUpdate,
id-errorIndication,
id-handoverCancel,
id-handoverReport,
id-handoverPreparation,
id-loadIndication,
id-privateMessage,
id-reset,
id-resourceStatusReporting,
id-resourceStatusReportingInitiation,
id-rLFIndication,
id-snStatusTransfer,
id-uEContextRelease,
id-x2Setup,
id-mobilitySettingsChange,
id-x2Release,
id-x2APMessageTransfer,
id-seNBAdditionPreparation,
id-seNBReconfigurationCompletion,
id-meNBinitiatedSeNBModificationPreparation,
id-seNBinitiatedSeNBModification,
id-meNBinitiatedSeNBRelease,
id-seNBinitiatedSeNBRelease,
id-seNBCounterCheck,
id-x2Removal,
id-retrieveUEContext
FROM X2AP-Constants;
-- **************************************************************
--
-- Interface Elementary Procedure Class
--
-- **************************************************************
X2AP-ELEMENTARY-PROCEDURE ::= CLASS {
&InitiatingMessage ,
&SuccessfulOutcome OPTIONAL,
&UnsuccessfulOutcome OPTIONAL,
&procedureCode ProcedureCode UNIQUE,
&criticality Criticality DEFAULT ignore
}
WITH SYNTAX {
INITIATING MESSAGE &InitiatingMessage
[SUCCESSFUL OUTCOME &SuccessfulOutcome]
[UNSUCCESSFUL OUTCOME &UnsuccessfulOutcome]
PROCEDURE CODE &procedureCode
[CRITICALITY &criticality]
}
-- **************************************************************
--
-- Interface PDU Definition
--
-- **************************************************************
X2AP-PDU ::= CHOICE {
initiatingMessage InitiatingMessage,
successfulOutcome SuccessfulOutcome,
unsuccessfulOutcome UnsuccessfulOutcome,
...
}
InitiatingMessage ::= SEQUENCE {
procedureCode X2AP-ELEMENTARY-PROCEDURE.&procedureCode ({X2AP-ELEMENTARY-PROCEDURES}),
criticality X2AP-ELEMENTARY-PROCEDURE.&criticality ({X2AP-ELEMENTARY-PROCEDURES}{@procedureCode}),
value X2AP-ELEMENTARY-PROCEDURE.&InitiatingMessage ({X2AP-ELEMENTARY-PROCEDURES}{@procedureCode})
}
SuccessfulOutcome ::= SEQUENCE {
procedureCode X2AP-ELEMENTARY-PROCEDURE.&procedureCode ({X2AP-ELEMENTARY-PROCEDURES}),
criticality X2AP-ELEMENTARY-PROCEDURE.&criticality ({X2AP-ELEMENTARY-PROCEDURES}{@procedureCode}),
value X2AP-ELEMENTARY-PROCEDURE.&SuccessfulOutcome ({X2AP-ELEMENTARY-PROCEDURES}{@procedureCode})
}
UnsuccessfulOutcome ::= SEQUENCE {
procedureCode X2AP-ELEMENTARY-PROCEDURE.&procedureCode ({X2AP-ELEMENTARY-PROCEDURES}),
criticality X2AP-ELEMENTARY-PROCEDURE.&criticality ({X2AP-ELEMENTARY-PROCEDURES}{@procedureCode}),
value X2AP-ELEMENTARY-PROCEDURE.&UnsuccessfulOutcome ({X2AP-ELEMENTARY-PROCEDURES}{@procedureCode})
}
-- **************************************************************
--
-- Interface Elementary Procedure List
--
-- **************************************************************
X2AP-ELEMENTARY-PROCEDURES X2AP-ELEMENTARY-PROCEDURE ::= {
X2AP-ELEMENTARY-PROCEDURES-CLASS-1 |
X2AP-ELEMENTARY-PROCEDURES-CLASS-2 ,
...
}
X2AP-ELEMENTARY-PROCEDURES-CLASS-1 X2AP-ELEMENTARY-PROCEDURE ::= {
handoverPreparation |
reset |
x2Setup |
resourceStatusReportingInitiation |
eNBConfigurationUpdate |
mobilitySettingsChange |
cellActivation |
seNBAdditionPreparation |
meNBinitiatedSeNBModificationPreparation |
seNBinitiatedSeNBModification |
seNBinitiatedSeNBRelease |
x2Removal |
retrieveUEContext,
...
}
X2AP-ELEMENTARY-PROCEDURES-CLASS-2 X2AP-ELEMENTARY-PROCEDURE ::= {
snStatusTransfer |
uEContextRelease |
handoverCancel |
errorIndication |
resourceStatusReporting |
loadIndication |
privateMessage |
rLFIndication |
handoverReport |
x2Release |
x2APMessageTransfer |
seNBReconfigurationCompletion |
meNBinitiatedSeNBRelease |
seNBCounterCheck,
...
}
-- **************************************************************
--
-- Interface Elementary Procedures
--
-- **************************************************************
handoverPreparation X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE HandoverRequest
SUCCESSFUL OUTCOME HandoverRequestAcknowledge
UNSUCCESSFUL OUTCOME HandoverPreparationFailure
PROCEDURE CODE id-handoverPreparation
CRITICALITY reject
}
snStatusTransfer X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE SNStatusTransfer
PROCEDURE CODE id-snStatusTransfer
CRITICALITY ignore
}
uEContextRelease X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE UEContextRelease
PROCEDURE CODE id-uEContextRelease
CRITICALITY ignore
}
handoverCancel X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE HandoverCancel
PROCEDURE CODE id-handoverCancel
CRITICALITY ignore
}
handoverReport X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE HandoverReport
PROCEDURE CODE id-handoverReport
CRITICALITY ignore
}
errorIndication X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE ErrorIndication
PROCEDURE CODE id-errorIndication
CRITICALITY ignore
}
reset X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE ResetRequest
SUCCESSFUL OUTCOME ResetResponse
PROCEDURE CODE id-reset
CRITICALITY reject
}
x2Setup X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE X2SetupRequest
SUCCESSFUL OUTCOME X2SetupResponse
UNSUCCESSFUL OUTCOME X2SetupFailure
PROCEDURE CODE id-x2Setup
CRITICALITY reject
}
loadIndication X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE LoadInformation
PROCEDURE CODE id-loadIndication
CRITICALITY ignore
}
eNBConfigurationUpdate X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE ENBConfigurationUpdate
SUCCESSFUL OUTCOME ENBConfigurationUpdateAcknowledge
UNSUCCESSFUL OUTCOME ENBConfigurationUpdateFailure
PROCEDURE CODE id-eNBConfigurationUpdate
CRITICALITY reject
}
resourceStatusReportingInitiation X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE ResourceStatusRequest
SUCCESSFUL OUTCOME ResourceStatusResponse
UNSUCCESSFUL OUTCOME ResourceStatusFailure
PROCEDURE CODE id-resourceStatusReportingInitiation
CRITICALITY reject
}
resourceStatusReporting X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE ResourceStatusUpdate
PROCEDURE CODE id-resourceStatusReporting
CRITICALITY ignore
}
rLFIndication X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE RLFIndication
PROCEDURE CODE id-rLFIndication
CRITICALITY ignore
}
privateMessage X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE PrivateMessage
PROCEDURE CODE id-privateMessage
CRITICALITY ignore
}
mobilitySettingsChange X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE MobilityChangeRequest
SUCCESSFUL OUTCOME MobilityChangeAcknowledge
UNSUCCESSFUL OUTCOME MobilityChangeFailure
PROCEDURE CODE id-mobilitySettingsChange
CRITICALITY reject
}
cellActivation X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE CellActivationRequest
SUCCESSFUL OUTCOME CellActivationResponse
UNSUCCESSFUL OUTCOME CellActivationFailure
PROCEDURE CODE id-cellActivation
CRITICALITY reject
}
x2Release X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE X2Release
PROCEDURE CODE id-x2Release
CRITICALITY reject
}
x2APMessageTransfer X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE X2APMessageTransfer
PROCEDURE CODE id-x2APMessageTransfer
CRITICALITY reject
}
seNBAdditionPreparation X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE SeNBAdditionRequest
SUCCESSFUL OUTCOME SeNBAdditionRequestAcknowledge
UNSUCCESSFUL OUTCOME SeNBAdditionRequestReject
PROCEDURE CODE id-seNBAdditionPreparation
CRITICALITY reject
}
seNBReconfigurationCompletion X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE SeNBReconfigurationComplete
PROCEDURE CODE id-seNBReconfigurationCompletion
CRITICALITY ignore
}
meNBinitiatedSeNBModificationPreparation X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE SeNBModificationRequest
SUCCESSFUL OUTCOME SeNBModificationRequestAcknowledge
UNSUCCESSFUL OUTCOME SeNBModificationRequestReject
PROCEDURE CODE id-meNBinitiatedSeNBModificationPreparation
CRITICALITY reject
}
seNBinitiatedSeNBModification X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE SeNBModificationRequired
SUCCESSFUL OUTCOME SeNBModificationConfirm
UNSUCCESSFUL OUTCOME SeNBModificationRefuse
PROCEDURE CODE id-seNBinitiatedSeNBModification
CRITICALITY reject
}
meNBinitiatedSeNBRelease X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE SeNBReleaseRequest
PROCEDURE CODE id-meNBinitiatedSeNBRelease
CRITICALITY ignore
}
seNBinitiatedSeNBRelease X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE SeNBReleaseRequired
SUCCESSFUL OUTCOME SeNBReleaseConfirm
PROCEDURE CODE id-seNBinitiatedSeNBRelease
CRITICALITY reject
}
seNBCounterCheck X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE SeNBCounterCheckRequest
PROCEDURE CODE id-seNBCounterCheck
CRITICALITY reject
}
x2Removal X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE X2RemovalRequest
SUCCESSFUL OUTCOME X2RemovalResponse
UNSUCCESSFUL OUTCOME X2RemovalFailure
PROCEDURE CODE id-x2Removal
CRITICALITY reject
}
retrieveUEContext X2AP-ELEMENTARY-PROCEDURE ::= {
INITIATING MESSAGE RetrieveUEContextRequest
SUCCESSFUL OUTCOME RetrieveUEContextResponse
UNSUCCESSFUL OUTCOME RetrieveUEContextFailure
PROCEDURE CODE id-retrieveUEContext
CRITICALITY reject
}
END
|