An AMF shall be able to instruct other peer CP NFs, subscribed to receive such a notification, that it will be unavailable on this AMF and its corresponding target AMF(s).

pduSessionResourceHandoverList: provided by amf and transfer is return from smf pduSessionResourceToReleaseList: provided by amf and transfer is return from smf criticalityDiagnostics = criticalityDiagonstics IE in receiver node's error indication when received node can't comprehend the IE or missing IE.

The PGW-C+SMF (V-SMF in the case of home-routed roaming scenario only) sends a Nsmf_PDUSession_CreateSMContext Response(N2 SM Information (PDU Session ID, cause code)) to the AMF.*/ Cause is from SMF pduSessionResourceSetupList provided by AMF, and the transfer data is from SMF sourceToTargetTransparentContainer is received from S-RAN nsci: new security context indicator, if amfUe has updated security context, set nsci to true, otherwise set to false.

AOI List is from SMF The SMF may subscribe to the UE mobility event notification from the AMF (e.g.

anType indicate amfUe send this msg for which accessType Paging Priority: is included only if the AMF receives an Namf_Communication_N1N2MessageTransfer message with an ARP value associated with priority services (e.g., MPS, MCS), as configured by the operator.

pduSessionResourceSwitchedList: provided by AMF, and the transfer data is from SMF pduSessionResourceReleasedList: provided by AMF, and the transfer data is from SMF newSecurityContextIndicator: if AMF has activated a new 5G NAS security context, set it to true, otherwise set to false coreNetworkAssistanceInformation: provided by AMF, based on collection of UE behaviour statistics and/or other available information about the expected UE behaviour.

pduSessionResourceReleasedList: provided by AMF, and the transfer data is from SMF criticalityDiagnostics: from received node when received not comprehended IE or missing IE.

pduSessionResourceModifyConfirmList: provided by AMF, and transfer data is return from SMF pduSessionResourceFailedToModifyList: provided by AMF, and transfer data is return from SMF.

pduSessionResourceModifyRequestList: from SMF.

nasPDU: from nas layer pduSessionResourceSetupRequestList: provided by AMF, and transfer data is from SMF.

An AMF shall be able to instruct other peer CP NFs, subscribed to receive such a notification, that it will be unavailable on this AMF and its corresponding target AMF(s).

SONConfigurationTransfer = sONConfigurationTransfer from uplink Ran Configuration Transfer.

pduSessionResourceHandoverList: provided by amf and transfer is return from smf pduSessionResourceToReleaseList: provided by amf and transfer is return from smf criticalityDiagnostics = criticalityDiagonstics IE in receiver node's error indication when received node can't comprehend the IE or missing IE.

cause = initiate the Handover Cancel procedure with the appropriate value for the Cause IE.

The PGW-C+SMF (V-SMF in the case of home-routed roaming scenario only) sends a Nsmf_PDUSession_CreateSMContext Response(N2 SM Information (PDU Session ID, cause code)) to the AMF.*/ Cause is from SMF pduSessionResourceSetupList provided by AMF, and the transfer data is from SMF sourceToTargetTransparentContainer is received from S-RAN nsci: new security context indicator, if amfUe has updated security context, set nsci to true, otherwise set to false N2 handover in same AMF.

AOI List is from SMF The SMF may subscribe to the UE mobility event notification from the AMF (e.g.

anType indicate amfUe send this msg for which accessType Paging Priority: is included only if the AMF receives an Namf_Communication_N1N2MessageTransfer message with an ARP value associated with priority services (e.g., MPS, MCS), as configured by the operator.

pduSessionResourceSwitchedList: provided by AMF, and the transfer data is from SMF pduSessionResourceReleasedList: provided by AMF, and the transfer data is from SMF newSecurityContextIndicator: if AMF has activated a new 5G NAS security context, set it to true, otherwise set to false coreNetworkAssistanceInformation: provided by AMF, based on collection of UE behaviour statistics and/or other available information about the expected UE behaviour.

pduSessionResourceReleasedList: provided by AMF, and the transfer data is from SMF criticalityDiagnostics: from received node when received not comprehended IE or missing IE.

pduSessionResourceModifyConfirmList: provided by AMF, and transfer data is return from SMF pduSessionResourceFailedToModifyList: provided by AMF, and transfer data is return from SMF.

pduSessionResourceModifyRequestList: from SMF.

nasPDU: from nas layer pduSessionResourceSetupRequestList: provided by AMF, and transfer data is from SMF.

criticality ->from received node when received node can't comprehend the IE or missing IE.

criticality ->from received node when received node can't comprehend the IE or missing IE If the AMF cannot accept the update, it shall respond with a RAN CONFIGURATION UPDATE FAILURE message and appropriate cause value.