Content for TR 24.890 Word version: 16.0.0
10 Access to the 5G core network via non-3GPP access networks
10.1 General
10.2 Protocol stack
10.3 NAS over non-3GPP access
10.4 Registration over non-3GPP access
10.5 Selection of N3IWF
10.6 Procedures between UE and N3IWF
10.8 IKEv2 payload extensions
11 Interworking with E-UTRAN connected to EPC
11.1 General
11.2 Single-registration mode
11.3 Dual-registration mode
11.4 Core Network selection
10 Access to the 5G core network via non-3GPP access networks p. 217
10.1 General p. 217
10.2 Protocol stack p. 217
10.3 NAS over non-3GPP access p. 219
10.3.1 General p. 219
10.3.2 Mobility management over non-3GPP access p. 219
10.3.3 Session management over non-3GPP access p. 220
10.4 Registration over non-3GPP access p. 220
10.4.1 General p. 220
10.4.2 Registration over non-3GPP access p. 220
10.4.3 Registration over non-3GPP access and 3GPP access p. 221
10.4.4 De-registration over non-3GPP access p. 221
10.5 Selection of N3IWF p. 222
10.6 Procedures between UE and N3IWF p. 222
10.7.1 IKE SA creation procedure for UE registration via untrusted non-3GPP access p. 222
10.7.1.1 General p. 222
10.7.1.2 IKE SA and signalling IPsec SA establishment procedure p. 222
10.7.1.3 EAP-5G procedure for registration over non-3GPP access p. 223
10.7.1.4 Abnormal cases in the UE p. 224
10.7.1.5 Abnormal cases in the N3IWF p. 224
10.7.2 User plane Ipse SA creation procedure for UE-requested PDU session establishment p. 225
10.7.2.1 General p. 225
10.7.2.2 Child SA creation procedure initiation p. 225
10.7.2.3 Child SA creation procedure accepted by the UE p. 225
10.7.2.4 Child SA creation procedure not accepted by the UE p. 225
10.7.2.5 Abnormal cases in the UE p. 226
10.7.2.6 Abnormal cases in the N3IWF p. 226
10.7.3 Child SA change procedure for PDU session modification p. 226
10.7.4 Child SA deletion procedure for PDU session release p. 226
10.7.4.1 General p. 226
10.7.4.2 Child SA deletion procedure initiation p. 226
10.7.4.3 Child SA deletion procedure accepted by the UE p. 226
10.7.4.5 Abnormal cases in the UE p. 226
10.7.4.6 Abnormal cases in the N3IWF p. 226
10.7.5 IKE SA deletion for de-registration via untrusted non-3GPP access p. 226
10.8 IKEv2 payload extensions p. 227
11 Interworking with E-UTRAN connected to EPC p. 227
11.1 General p. 227
11.2 Single-registration mode p. 227
11.2.1 General p. 227
11.2.2 Coordination between 5GMM and EMM with N26 interface p. 227
11.2.3 Coordination between 5GMM and EMM without N26 interface p. 228
11.2.4 Coordination between 5GSM and ESM p. 229
11.3 Dual-registration mode p. 230
11.4 Core Network selection p. 231
