Patent ID: 11864098
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A first network node, which implements an Access and Mobility Management Function, AMF, for facilitating access to a Network Function, NF, segment by an NF consumer, the NF segment corresponding to an NF producer instance in charge of a set of user equipment, UE, for subscribers of a core network, the first network node configured to:
receive, via a receiver, a UE registration message originated from a UE, the UE registration message comprises comprising a Subscription Concealed Identifier, SUCI, which includes a Routing Indicator assigned to a subscription for the UE in the core network;
select an NF segment assigned for the UE based on the Routing Indicator;
access, via a transmitter to the NF segment assigned for the UE, to obtain UE related information;
receive, via the receiver from the NF segment assigned for the UE, a Subscription Permanent Identifier, SUPI, for the UE; and
transmit, via the transmitter toward a second network node of the core network, an operation request with the SUPI and the Routing Indicator for the UE, to facilitate discovery by the second network node of the NF segment assigned for the UE.