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5GS protocol stack -- N1 interface protocol stack (NAS)

2021-06-23 22:06:11 Fan Guikai

Catalog

NAS(N1) Protocol stack

NAS MM

NAS-MM: be used for MM Functional NAS agreement , Support registration management function , Connection management function and user plane connection activation and deactivation . It is also responsible for NAS Encryption and integrity protection of signaling .

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NAS SM

NAS-SM: yes UE and SMF Session management interface between , Used for processing SM Signaling message ( Shall include PDU Session ID), for example :PDU Session establish , Modification and release .AMF Don't explain SM The content of the signaling message .

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