3 Definitions and abbreviations

29.5023GPP5G SystemRelease 16Session Management ServicesStage 3TS

3.1 Definitions

For the purposes of the present document, the terms and definitions given in 3GPP TR 21.905 [1] and the following apply. A term defined in the present document takes precedence over the definition of the same term, if any, in 3GPP TR 21.905 [1].

3.2 Abbreviations

For the purposes of the present document, the abbreviations given in 3GPP TR 21.905 [1] and the following apply. An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in 3GPP TR 21.905 [1].

BP Branching Point

DNAI Data Network Access Identifier

DNN Data Network Name

HR Home Routed

H-SMF Home SMF

I-SMF Intermediate SMF

JSON Javascript Object NotationNAS Non-Access Stratum

LADN Local Area Data Network

MA Multi-Access

MO Mobile Originated

MT Mobile TerminatedPSA PDU Session Anchor

RSN Redundancy Sequence Number

SM Session Management

SMF Session Management Function

SNPN Stand-alone Non-Public Network

TNGF Trusted Non-3GPP Gateway Function

TWIF Trusted WLAN Interworking Function

UL CL Uplink Classifier

UPF User Plane Function

V-SMF Visited SMF

W-AGF Wireline Access Gateway Function