Standard Number: YD/T 4339-2023(YD/T4339-2023)
Chinese:5G移动通信网能力开放（NEF）总体技术要求
English:Overall Technical Requirements for 5G Mobile Network Expansion of Capabilities (NEF)
Effective Date:2023-11-01
Standard Applicability:This document establishes the system architecture of 5G core network capability opening, specifies its basic service requirements, network function and entity requirements, interface function requirements, and describes the interface signaling flow.
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