Content for TR 23.757 Word version: 17.0.0
6.40 Solution #40: Reliable delivery mode switching within single RAN/dual RANs
6.41 Solution #41: Service continuity between 5G MBS and eMBMS
6.42 Solution #42: Switching to unicast transport for mobility to E-UTRAN/EPC.
6.43 Solution #43: Service layer continuity between E-UTRAN/EPC MBMS and NR/5GC MBS
6.44 Solution #44: Support Broadcast Communication
6.45 Solution #45: Solution for Broadcast Service
6.46 Solution #46: service continuity with eMBMS
6.40 Solution #40: Reliable delivery mode switching within single RAN/dual RANs p. 216
6.40.1 Functional Description p. 216
6.40.2 Procedure p. 217
6.40.2.1 Delivery mode switching between unicast and multicast within single RAN p. 217
6.40.2.1.1 Triggered by UE p. 217
6.40.2.1.2 Triggered by SMF p. 219
6.40.2.2 Delivery mode switching between unicast and multicast within dual RANs p. 220
6.40.2.2.1 Xn based handover p. 221
6.40.2.2.2 N2 based handover p. 222
6.40.3 Impacts on services, entities and interfaces p. 224
6.41 Solution #41: Service continuity between 5G MBS and eMBMS p. 224
6.41.1 Functional description p. 224
6.41.2 System architecture p. 225
6.41.3 Procedures p. 226
6.41.3.1 General p. 226
6.41.3.2 Delivery switching from MBMS to 5G MBS p. 227
6.41.3.3 Delivery switching from 5G MBS to MBMS p. 229
6.41.4 Impacts on services, entities and interfaces p. 230
6.42 Solution #42: Switching to unicast transport for mobility to E-UTRAN/EPC. p. 231
6.42.1 Functional Description p. 231
6.42.2 Procedures p. 231
6.42.2.1 Connected mode mobility from NR 5GS to E-UTRAN/EPC with an active MBS session. p. 231
6.42.2.2 Connected mode mobility from E-UTRAN/EPC to NR 5GS p. 232
6.42.2.3 Idle mode mobility between non-supporting NG RAN and supporting NG-RAN node p. 232
6.42.3 Impacts on services, entities and interfaces p. 232
6.43 Solution #43: Service layer continuity between E-UTRAN/EPC MBMS and NR/5GC MBS p. 232
6.43.1 Functional Description p. 232
6.43.2 Procedures p. 233
6.43.3 Impacts on services, entities and interfaces p. 234
6.44 Solution #44: Support Broadcast Communication p. 234
6.44.1 Functional description p. 234
6.44.2 Procedures p. 235
6.44.2.1 Session Start p. 235
6.44.2.2 Session Stop p. 236
6.44.2.3 Session Delete p. 236
6.44.2.4 Session Update p. 236
6.44.2.5 Delivery Status Indication p. 237
6.44.3 Impacts Analysis p. 237
6.44.4 Evaluation p. 237
6.45 Solution #45: Solution for Broadcast Service p. 238
6.45.1 Functional Description p. 238
6.45.2 Procedures p. 239
6.45.3 Impacts on services, entities and interfaces p. 241
6.46 Solution #46: service continuity with eMBMS p. 241
