3 Definitions and abbreviations

38.4743GPPF1 data transportNG-RANRelease 17TS

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].

en-gNB: as defined in TS 37.340 [9].

F1: interface between a gNB-DU and a gNB-CU, providing an interconnection point between the gNB-DU and the gNB-CU.

gNB-CU: as defined in TS 38.401 [8].

gNB-DU: as defined in TS 38.401 [8].

gNB: as defined in TS 38.300 [7].

3.2 Abbreviations

For the purposes of the present document, the abbreviations given in 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 TR 21.905 [1].

GTP GPRS Tunnelling Protocol

IAB Integrated Access and Backhaul

IP Internet Protocol

TEID Tunnel Endpoint Identifier

UDP User Datagram Protocol