CPC H04W 76/10 (2018.02) [H04W 92/24 (2013.01)] | 8 Claims |
1. A method performed by a network repository function (NRF) entity in a mobile communication system, the method comprising:
receiving, from a user plane function (UPF) entity, a network function (NF) register request message including a UPF profile of the UPF entity;
storing the UPF profile, wherein the UPF entity is marked as available;
receiving, from a session management function (SMF) entity which is a NF service consumer, a NF discovery request message including at least one of information on a NF service name, information on a NF type indicating a UPF, information on a NF type of the NF service consumer, information on a NF set identifier, or information on a NF service set identifier;
determining the UPF entity based on the UPF profile and the NF discovery request message; and
transmitting, to the SMF entity, a NF discovery response message as a response to the NF discovery request message, wherein the NF discovery response message includes information on the UPF entity.
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