Section: 13.4.1.2.1 OAuth 2.0 roles
Content: In the roaming scenario, OAuth 2.0 roles are as follows: a. The visiting Network Repository Function (vNRF) shall be the OAuth 2.0 Authorization server for vPLMN and authenticates the NF Service Consumer. b. The home Network Repository Function (hNRF) shall be OAuth 2.0 Authorization server for hPLMN and generates the access token. c. The NF Service Consumer in the visiting PLMN shall be the OAuth 2.0 client. d. The NF Service Producer in the home PLMN shall be the OAuth 2.0 resource server. OAuth 2.0 client (NF Service Consumer) registration with the OAuth 2.0 authorization server (NRF) in the vPLMN Same as in the non-roaming scenario in 13.4.1.1. OAuth 2.0 resource server (NF Service Producer) registration with the OAuth 2.0 authorization server (NRF) in the hPLMN Same as in the non-roaming scenario in 13.4.1.1.