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

Claim 3:
4. A method of accessing 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 method executed at a second network node of the core network, and the method comprising:
receiving, at the second network node, an operation request with a Subscription Permanent Identifier, SUPI, and a Routing Indicator for a UE, the SUPI and the Routing Indicator provided from a first network node, which implements an Access and Mobility Management Function (3), AMF, to facilitate discovery by the second network node of an NF segment assigned for the UE;
selecting, at the second network node, an NF segment assigned for the UE based on the Routing Indicator; and
accessing, from the second network node to the NF segment assigned for the UE, to perform a UE related procedure.