Section: 5.2.2.2.4 Namf_Communication_N1MessageNotify service operation
Content: Service operation name: Namf_Communication_N1MessageNotify Description: AMF notifies the N1 message received from the UE to a destination CN NF. Input, Required: AMF ID (GUAMI), N1 Message(s) Input, Optional: local time zone, UE's current location, AN access information (e.g. AN type AN N2 terminating point, CAG Identifier(s) of the CAG cell), Allowed NSSAI, Mapping Of Allowed NSSAI, SUPI, MM Context, LMF identification, PRU subscription verification result. Output, Required: None. Output, Optional: None. The destination NF type to be notified is determined based on one of the following: - The N1 message type is always known to be consumed by one particular NF type; or - An NF had explicitly subscribed for the particular N1 message type to be notified towards it. NOTE: Whether notification Ack need a separate message or be realized in the transport layer will be determined in TS 29.518[ 5G System; Access and Mobility Management Services; Stage 3 ]  [18]. The optional AN access information (if available), SUPI, MM Context, Allowed NSSAI and Mapping Of Allowed NSSAI parameters are included if the service operation is invoked towards a peer AMF.