lding Blocks - Cloud Native Infrastructure The Nnef_BDTPNegotiation service is used by the consumer to request the background data transfer policy. The Nnef_TrafficInfluence service includes request authorization of consumer requests, parameter mapping to 5GC parameters, and vice versa, and helps influence traffic routing decisions. The Nnef_ChargeableParty service enables the consumer to request to be a chargeable party for the UE's data session. The Nnef_AFsessionWithQos service is leveraged by the consumer to request the network for a specific QoS of an AF session. The Nnef_SMContext service provides the ability to create, update, or delete a connection between the SMF and NEF. The Nnef_AnalyticsExposure service is leveraged by a consumer to request analytics information. NRF services The NRF provides the following list of services, per 3GPP Release 16, 23.502: The Nnrf_NFManagement service is used to manage the registration of a network consumer in the NRF, along with its NF profile The eNnrf_NFDiscovery service is used by an NF consumer to discover an NF instance, or a set of NF instances, for a specific NF service type or a target NF type The Nnrf_AccessToken_service is used by the NF consumer to provide OAuth2 2.0 Access Tokens for NF-NF authorization Service Name Service Operations Operation Consumers Nnrf_NFManagement NFRegister Request/Response AMF, SMF, UDM, AUSF, NEF, PCF, SMSF, NSSF, UPF, BSF, CHF, NWDAF, P-CSCF, HSS, Request/Response UDR, SCP, and 5G DDNMF NFUpdate Request/Response AMF, SMF, UDM, AUSF, NEF, PCF, SMSF, NSSF, UPF, BSF, CHF, NWDAF, P-CSCF, HSS, Request/Response UDR, SCP, and 5G DDNMF NFDeregister Request/Response AMF, SMF, UDM, AUSF, NEF, PCF, SMSF, NSSF, UPF, BSF, CHF, NWDAF, P-CSCF, HSS, Request/Response UDR, SCP, and 5G DDNMF NFStatusSubscribe Subscribe/Notify AMF, SMF, PCF, NEF, NSSF, SMSF, AUSF, CHF, NRF, NWDAF, I-CSCF, S-CSCF, IMS-AS, SCP, and UDM NFStatusNotify AMF, SMF, PCF, NEF, NSSF, SMSF, AUSF, CHF, NWDAF, I-CSCF, S-CSCF, IMS-AS, SCP, and UDM NFStatus UnSubscribe AMF, SMF, P