3 Definitions, symbols and abbreviations

29.3383GPPDiameter based protocols to support Short Message Service (SMS) capable Mobile Management Entities (MMEs)Release 18TS

3.1 Definitions

For the purposes of the present document, the terms and definitions given in 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 TR 21.905 [1].

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].

ABNF Augmented Backus-Naur Form

DRMP Diameter Routing Message Priority

DSCP Differentiated Services Code Point

IANA Internet Assigned Numbers Authority

IP-SM-GW IP Short Message Gateway

MWD Message Waiting Data

RP Relay layer Protocol

RP-MTI RP Message Type Indicator

RP-SMEA RP SME-Address

RP-UI RP User Information

SM RL Short Message Relay Layer

SMS-GMSC Gateway MSC for SMS

SMS-IWMSC Interworking MSC for SMS

SMSMI SMS without MSISDN in IMS