Content for TR 23.700-07 Word version: 17.0.0
6.46 Solution #46: Steering a single access UE to use Uu interface of the SNPN or the PLMN
6.47 Solution #47: Support of simultaneous active communication with SNPN and PLMN by using N3IWF
6.48 Solution #48: Solution on Key Issue #2 Optimization of service continuity for mobility between SNPN and PLMN
6.49 Solution #49: Solution for service continuity triggered by application
6.50 Solution #50: a consolidated solution to KI#2
6.51 Solution #51: QoS notification between SNPN and PLMN for VIAPA
6.52 Solution #52: Enabling service continuity with pre-established backup connection
6.53 Solution #53: KI #3, Solution for providing IMS voice and emergency services for SNPN subscribers using SIP digest with passwords generated based on keys generated during access level authentication
6.54 Solution #54: KI #3, Solution for providing IMS Services for SNPN subscribers using NAI-based SUPI Identifiers
6.55 Solution #55: Paging in one network for another network
6.56 Solution #56: SNPN selection impact consideration on top of solution #21
6.46 Solution #46: Steering a single access UE to use Uu interface of the SNPN or the PLMN p. 193
6.46.1 Introduction p. 193
6.46.2 Functional Description p. 194
6.46.2.1 General p. 194
6.46.2.2 High-level Procedures p. 195
6.46.2.3 How to indicate to the UE which Uu interface to use for VIAPA traffic. p. 196
6.46.3 Procedures p. 198
6.46.3.1 Initial provisioning of QoS requirements from the ASP to the PLMN p. 198
6.46.3.2 Provisioning of NW preferences on the Uu interface to use for VIAPA applications to the UE p. 200
6.46.4 Impacts on existing entities and interfaces p. 200
6.47 Solution #47: Support of simultaneous active communication with SNPN and PLMN by using N3IWF p. 201
6.47.1 Introduction p. 201
6.47.2 Functional Description p. 201
6.47.3 Procedures p. 202
6.47.4 Impacts on services, entities and interfaces p. 202
6.48 Solution #48: Solution on Key Issue #2 Optimization of service continuity for mobility between SNPN and PLMN p. 203
6.48.1 Introduction p. 203
6.48.2 High-level Description p. 203
6.48.3 Procedures p. 204
6.48.4 Impacts on services, entities and interfaces p. 204
6.49 Solution #49: Solution for service continuity triggered by application p. 205
6.49.1 Introduction p. 205
6.49.2 Functional Description p. 205
6.49.3 Procedure p. 206
6.49.3.1 AF triggered UE Handover of PLMN anchored PDU Session from NG-RAN to N3IWF p. 206
6.49.3.2 AF triggered UE network switch and PDU session anchor re-selection p. 207
6.49.3.3 UE triggered network switch and PDU session anchor re-selection p. 208
6.49.4 Impacts on services, entities and interfaces p. 208
6.50 Solution #50: a consolidated solution to KI#2 p. 209
6.50.1 Introduction p. 209
6.50.2 Functional Description p. 209
6.50.2.1 Roaming based architecture p. 209
6.50.2.2 N3IWF based architecture p. 210
6.50.2.3 PNI-NPN p. 210
6.50.3 Procedures p. 210
6.50.3.1 Roaming based procedure p. 210
6.50.3.2 N3IWF based procedure p. 210
6.50.3.3 PNI-NPN p. 210
6.50.4 Impacts on existing entities and interfaces p. 210
6.51 Solution #51: QoS notification between SNPN and PLMN for VIAPA p. 211
6.51.1 Introduction p. 211
6.51.2 Functional Description p. 211
6.51.3 Procedure p. 212
6.51.4 Impacts on services, entities and interfaces p. 212
6.52 Solution #52: Enabling service continuity with pre-established backup connection p. 213
6.52.1 Introduction p. 213
6.52.2 Functional Description p. 213
6.52.3 Procedures p. 214
6.52.4 Impacts on services, entities and interfaces p. 215
6.53 Solution #53: KI #3, Solution for providing IMS voice and emergency services for SNPN subscribers using SIP digest with passwords generated based on keys generated during access level authentication p. 216
6.53.1 Introduction p. 216
6.53.2 Functional Description p. 216
6.53.2.1 Solution Principles p. 216
6.53.3 Procedures p. 217
6.53.4 Impacts on services, entities and interfaces p. 218
6.54 Solution #54: KI #3, Solution for providing IMS Services for SNPN subscribers using NAI-based SUPI Identifiers p. 219
6.54.1 Introduction p. 219
6.54.2 Functional Description p. 219
6.54.2.1 Solution Principles p. 219
6.54.3 Procedures p. 219
6.54.4 Impacts on services, entities and interfaces p. 219
6.55 Solution #55: Paging in one network for another network p. 220
6.55.1 Introduction p. 220
6.55.2 Functional Description p. 220
6.55.2.1 Architectures p. 220
6.55.2.2 Functional Description p. 221
6.55.3 Procedures p. 222
6.55.4 Impacts on existing entities and interfaces p. 223
6.56 Solution #56: SNPN selection impact consideration on top of solution #21 p. 224
6.56.1 Introduction p. 224
6.56.2 Functional Description p. 224
6.56.3 Procedures p. 224
6.56.4 Impacts on services, entities and interfaces p. 225
