Patent ID: 11877188
Assignee: NOKIA SOLUTIONS AND NETWORKS OY
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A network repository function (NRF) device, comprising:
a memory storing computer readable instructions; and
at least one processor configured to execute the computer readable instructions to cause the NRF device to,
broadcast a NRF query to a NRF cluster of a core network, the NRF cluster including a plurality of NRF devices located in a public land mobile network (PLMN), the NRF query including network configuration information of the NRF device,
receive NRF query responses from each NRF device of the NRF cluster, the NRF query responses including network configuration information of each NRF device of the NRF cluster,
determine a status of each NRF device of the NRF cluster based on the network configuration information of the plurality of NRF devices, the determining the status including determining which NRF device of the plurality of NRF devices is a primary NRF device of the NRF cluster,
determine a list of network function (NF) devices registered with the NRF cluster,
receive a NF query request from a first NF device, and
transmit a NF query response to the first NF device, the NF query response based on the determined list of NF devices.