3 Definitions and abbreviations

36.4653GPPEvolved Universal Terrestrial Radio Access Network (E-UTRAN) and Wireless Local Area Network (WLAN)Release 17TSXw interface user plane protocol

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].

LTE-WLAN Aggregation: Defined in TS 36.300 [2].

LWA bearer: Defined in TS 36.300 [2].

LWA PDU: in LTE-WLAN Aggregation, a PDU with DRB ID generated by LWAAP entity for transmission over WLAN.

LWIP bearer: Defined in TS 36.300 [2].

LWIP option: Defined in TS 36.300 [2].

LWIP PDU: in LTE WLAN Radio Level Integration with IPsec Tunnel, a PDU generated by LWIPEP entity for transmission over WLAN

WLAN Termination: Defined in TS 36.300 [2].

Xw: logical interface between eNB and WT.

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].

eNB E-UTRAN Node

LWA LTE-WLAN Aggregation

LWIP LTE WLAN Radio Level Integration with IPsec Tunnel

WT WLAN Termination