"5G Mobility Management (5GMM)

## 定义 / Definition

### English Mobility management protocol for 5G System (5GS). 5GMM is handled by the AMF (Access and Mobility Management Function) and includes registration, connection, mobility, and security procedures.

### 中文 5G系统（5GS）的移动性管理协议。5GMM由AMF（接入和移动性管理功能）处理，包括注册、连接、移动性和安全流程。

## 5GMM 流程 / 5GMM Procedures

### English

流程描述 ------------ RegistrationInitial or periodic network registration DeregistrationUE-initiated or network-initiated Service RequestRespond to data/paging Configuration UpdateNetwork-driven UE reconfig

### 中文

流程描述 ------------ Registration初始或周期性网络注册 DeregistrationUE发起或网络发起 Service Request响应数据/寻呼 Configuration Update网络驱动的UE重配置

## 5G 架构 / 5G Architecture

+------+     +------+     +------+     +------+
UE<->gNB<->AMF<->UDM
+------+     +------+     +------+     +------+
                           |
                           v
                    +------+     +------+
                    SMF<->UPF
                    +------+     +------+

## 交叉引用 / Cross References

- TS 24.501 - 5GMM specification - TS 23.501 - 5G System architecture - NAS - Mobility Management - 5G Session Management