Nnrf Interface
For NF management, the Network Repository Function (NRF) system provides the service processing functions through HTTP2-based Nnrf Service-based interface (SBI). The Nnrf interface is displayed by NRF on 3GPP 5G system architecture. NRF provides the following services processing functions:
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NF Service Registration—Manage 5G Core service information that an NF instance provides.
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NF Service Discovery—Provide NF instance information that supports 5G Core SBI.
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Access Token—Provide authentication and authorization tokens for use of 5G Core services.