Content for TS 25.331 Word version: 18.0.0
8.3 RRC connection mobility procedures
8.3.1 Cell and URA update procedures
8.3.2 URA update
8.3.3 UTRAN mobility information
8.3.4 Active set update
8.3.5 Hard handover
8.3.6 Inter-RAT handover to UTRAN
8.3.7 Inter-RAT handover from UTRAN
8.3.8 Inter-RAT cell reselection to UTRAN
8.3.9 Inter-RAT cell reselection from UTRAN
8.3.10 Inter-RAT cell change order to UTRAN
8.3.11 Inter-RAT cell change order from UTRAN
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8.3 RRC connection mobility procedures p. 226
8.3.1 Cell and URA update procedures p. 226
8.3.1.1 General p. 228
8.3.1.2 Initiation p. 229
8.3.1.3 CELL UPDATE / URA UPDATE message contents to set p. 239
8.3.1.4 T305 expiry and the UE detects "out of service area" p. 243
8.3.1.5 Reception of an CELL UPDATE/URA UPDATE message by the UTRAN p. 244
8.3.1.6 Reception of the CELL UPDATE CONFIRM/URA UPDATE CONFIRM message by the UE p. 245
8.3.1.7 Transmission of a response message to UTRAN p. 255
8.3.1.7a Physical channel failure p. 259
8.3.1.8 Unsupported configuration by the UE p. 260
8.3.1.9 Invalid configuration p. 261
8.3.1.9a Incompatible simultaneous reconfiguration p. 263
8.3.1.9b Security reconfiguration during Cell update procedure p. 264
8.3.1.10 Confirmation error of URA ID list p. 264
8.3.1.11 Invalid CELL UPDATE CONFIRM/URA UPDATE CONFIRM message p. 265
8.3.1.12 T302 expiry or cell reselection p. 266
8.3.1.13 T314 expiry p. 270
8.3.1.14 T315 expiry p. 271
8.3.1.15 Reception of the UTRAN MOBILITY INFORMATION CONFIRM message by the UTRAN p. 271
8.3.1.16 T320 Expiry |R7| p. 271
8.3.2 URA update p. 272
8.3.3 UTRAN mobility information p. 272
8.3.3.1 General p. 272
8.3.3.2 Initiation p. 272
8.3.3.3 Reception of UTRAN MOBILITY INFORMATION message by the UE p. 273
8.3.3.4 Reception of an UTRAN MOBILITY INFORMATION CONFIRM message by the UTRAN p. 277
8.3.3.5 Cell re-selection p. 278
8.3.3.5a Incompatible simultaneous security reconfiguration p. 278
8.3.3.6 Invalid UTRAN MOBILITY INFORMATION message p. 279
8.3.3.7 T322 expiry |R8| p. 279
8.3.4 Active set update p. 279
8.3.4.1 General p. 280
8.3.4.2 Initiation p. 280
8.3.4.3 Reception of an ACTIVE SET UPDATE message by the UE p. 281
8.3.4.3a Handling of ACTIVE SET UPDATE message on secondary uplink frequency (FDD only) |R9| p. 284
8.3.4.4 Unsupported configuration in the UE p. 285
8.3.4.5 Invalid configuration p. 285
8.3.4.5a Void
8.3.4.5b Incompatible simultaneous reconfiguration p. 287
8.3.4.6 Reception of the ACTIVE SET UPDATE COMPLETE message by the UTRAN p. 287
8.3.4.7 Reception of the ACTIVE SET UPDATE FAILURE message by the UTRAN p. 287
8.3.4.8 Invalid ACTIVE SET UPDATE message p. 287
8.3.4.9 Reception of an ACTIVE SET UPDATE message in wrong state p. 288
8.3.5 Hard handover p. 288
8.3.5.1 Timing re-initialised hard handover p. 288
8.3.5.1.1 General p. 288
8.3.5.1.2 Initiation (FDD only) p. 289
8.3.5.2 Timing-maintained hard handover p. 290
8.3.5.2.1 General p. 290
8.3.5.2.2 Initiation (FDD only) p. 290
8.3.6 Inter-RAT handover to UTRAN p. 291
8.3.6.1 General p. 291
8.3.6.2 Initiation p. 291
8.3.6.3 Reception of HANDOVER TO UTRAN COMMAND message by the UE p. 292
8.3.6.4 Invalid Handover to UTRAN command message p. 298
8.3.6.4a Unsupported configuration in HANDOVER TO UTRAN COMMAND message p. 298
8.3.6.5 UE fails to perform handover p. 298
8.3.6.6 Reception of message HANDOVER TO UTRAN COMPLETE by the UTRAN p. 298
8.3.7 Inter-RAT handover from UTRAN p. 299
8.3.7.1 General p. 299
8.3.7.2 Initiation p. 299
8.3.7.3 Reception of a HANDOVER FROM UTRAN COMMAND message by the UE p. 300
8.3.7.4 Successful completion of the inter-RAT handover p. 301
8.3.7.5 UE fails to complete requested handover p. 302
8.3.7.6 Invalid HANDOVER FROM UTRAN COMMAND message p. 303
8.3.7.7 Reception of an HANDOVER FROM UTRAN FAILURE message by UTRAN p. 303
8.3.7.8 Unsupported configuration in HANDOVER FROM UTRAN COMMAND message p. 303
8.3.7.8a Reception of HANDOVER FROM UTRAN COMMAND message by UE in CELL_FACH p. 304
8.3.8 Inter-RAT cell reselection to UTRAN p. 304
8.3.8.1 General p. 304
8.3.8.2 Initiation p. 305
8.3.8.2a Initiation of inter-RAT cell reselection from GERAN Iu mode |R5| p. 305
8.3.8.3 UE fails to complete an inter-RAT cell reselection p. 306
8.3.8.3a UE fails to complete an inter-RAT cell reselection from GERAN Iu mode |R5| p. 306
8.3.9 Inter-RAT cell reselection from UTRAN p. 306
8.3.9.1 General p. 306
8.3.9.2 Initiation p. 306
8.3.9.2a Initiation of inter-RAT cell reselection to GERAN Iu mode |R5| p. 306
8.3.9.3 Successful cell reselection p. 306
8.3.9.4 UE fails to complete an inter-RAT cell reselection p. 307
8.3.10 Inter-RAT cell change order to UTRAN p. 307
8.3.10.1 General p. 307
8.3.10.2 Initiation p. 307
8.3.10.3 UE fails to complete an inter-RAT cell change order p. 307
8.3.11 Inter-RAT cell change order from UTRAN p. 307
8.3.11.1 General p. 308
8.3.11.2 Initiation p. 308
8.3.11.3 Reception of an CELL CHANGE ORDER FROM UTRAN message by the UE p. 308
8.3.11.4 Successful completion of the cell change order p. 309
8.3.11.5 Expiry of timer T309 or UE fails to complete requested cell change order p. 309
8.3.11.6 Unsupported configuration in CELL CHANGE ORDER FROM UTRAN message p. 311
8.3.11.7 Invalid CELL CHANGE ORDER FROM UTRAN message p. 311
