Content for TR 23.757 Word version: 17.0.0
7 Evaluation p. 244
7.1 Key Issue #2: Definition of Service Levels p. 244
7.2 Key Issue #5: Support of Broadcast TV Video and Radio communication services p. 245
7.3 Key Issue #8: Reliable switching between unicast and broadcast delivery methods p. 245
7.4 Key Issue #3: Levels of authorization for Multicast communication services p. 245
7.5 Key Issue #1: MBS session management p. 246
7.5.1 Overview over available solutions p. 246
7.5.2 Discussion p. 251
7.5.2.1 Multicast solutions p. 251
7.5.2.3 Broadcast solutions p. 256
7.6 Key Issue #4: QoS level support for Multicast and Broadcast communication services p. 258
7.6.1 QoS level support for Multicast communication p. 258
7.6.2 QoS level support for Broadcast communication p. 259
7.7 Key Issue #6: Local MBS service p. 259
7.8 Key Issue #7: Reliable delivery method switching between unicast and multicast p. 262
7.9 Key Issue #9: Minimizing the interruption of public safety services upon transition between NR/5GC and E-UTRAN/EPC p. 268
8 Conclusions p. 269
8.1 Conclusions for architecture p. 269
8.2 Key Issue #1: MBS session management p. 269
8.2.1 Interim requirements for conclusions p. 269
8.2.2 Conclusions p. 270
8.3 Key Issue #5: Support of Broadcast TV Video and Radio communication services p. 281
8.4 Key Issue #8: Reliable switching between unicast and broadcast delivery methods p. 281
8.5 Key Issue #4: QoS level support for Multicast and Broadcast communication services p. 281
8.6 Key Issue #6: Local MBS service p. 282
8.7 Key Issue #7: Reliable delivery method switching between unicast and multicast p. 283
8.8 Key Issue #2: Definition of Service Levels p. 283
8.10 Key Issue #9: Minimizing the interruption of public safety services upon transition between NR/5GC and E-UTRAN/EPC p. 284
A Architecture alternatives p. 286
A.1 Baseline architecture 1: 5G MBS system architecture based on unicast 5GC p. 286
A.1.1 Transport aspects p. 286
A.1.2 Service Layer aspects p. 287
A.2 Baseline architecture 2: 5G MBS system architecture based on dedicated MBS Function p. 289
A.2.1 General p. 289
A.2.2 Reference Architecture p. 289
A.3 Adopted Baseline architecture: converged options p. 291
A.3.1 General p. 291
A.3.2 Reference Architecture p. 291
A.3.3 Functional entities p. 294
A.3.3.1 PCF p. 294
A.3.3.2 MB-SMF p. 294
A.3.3.3 MB-UPF p. 294
A.3.3.4 AMF p. 294
A.3.3.5 NG-RAN p. 295
A.3.3.6 UE p. 295
A.3.3.7 AF p. 295
A.3.3.8 NEF p. 295
A.3.3.9 MBSF p. 296
A.3.3.10 MBSTF p. 296
A.3.3.11 NRF p. 296
A.3.3.12 SMF p. 296
A.3.3.13 UPF p. 296
A.3.3.14 UDM p. 298
$ Change history p. 298
