Following are the functions of 5G NR AMF node. Termination of NAS (N1), NAS ciphering and integrity protection. Registration management. Connection management. Reachability management. Mobility Management. Lawful intercept (for AMF events and interface to LI System). Provide transport for SM messages between UE and SMF.

Apr 6, 2023 · In 5G, SMF stands for “Session Management Function.” It is a core network element responsible for managing the sessions between user devices and the network. Section 6.2.2 of 3GPP’s Technical Specification 23.501 provides a detailed description of …

At its core, the SMF is the orchestrator of user sessions. Think of it as the "brain" behind each user's connection to the 5G network. It doesn't just establish and terminate sessions; it dynamically manages them throughout their lifecycle.

Jun 8, 2023 · The NRF, as a centralized repository for all the 5G core network functions, maintains an updated record of NF status and their profiles. Among the attributes that compose a NF profile, are...

Dec 29, 2022 · The 5G Session Management Function (SMF) is a critical 5G core component that performs a fundamental role in the 5G Service-Based Architecture (SBA).

Apr 30, 2020 · Configuring NRF Support for SMF Subscription and Notification. This section describes how to configure the NRF Support for SMF Subscription and Notification feature.

As specified in 3GPP TS 23.501, the SMF supports the following functionality: Handles session management. For example, session establishment, modification and release, including the tunnel between the User Plane Function (UPF) and the access network (AN).

Jan 25, 2023 · SMF in 5G Core (5GC) supports the following key functionalities: Secure exposure: The NEF supports the secure exposure of network functions capabilities and events to third parties, such as application functions, by authenticating and …

Jul 30, 2024 · The Session Management Function (SMF) is the heart of any 5G infrastructure as it controls and manages user sessions over a network. This manual provides an all-inclusive explanation of what the 5G SMF does; its functions, architecture, and operational models are …

The 5G architecture is defined as service-based and the interaction between network functions is represented in two ways. Network functions within the 5GC Control Plane shall only use service-based interfaces for their interactions.