3 Definitions, symbols and abbreviations

23.3333GPPMultimedia Resource Function Controller (MRFC) - Multimedia Resource Function Processor (MRFP) Mp interface: Procedures descriptionsRelease 17TS

3.1 Definitions

For the purposes of the present document, the terms and definitions given in 3GPP TR 21.905 [6] 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 [6].

CLUE: The acronym for "ControLling mUltiple streams for tElepresence", which is the name of the IETF working group in which the requirements and protocol for telepresence are developed. CLUE-something refers to something that has been designed by the IETF CLUE working group, e.g, CLUE protocol and CLUE data channel.

End-to-end security: media protection between the IMS UE and the MRFP without being terminated by any intermediary node.

Full ICE: The full implementation of the Interactive Connectivity Establishment (ICE) specified in IETF RFC 8445 [66].

ICE lite: The lite implementation of the Interactive Connectivity Establishment (ICE) specified in IETF RFC 8445 [66].

Media Gateway: See Recommendation H.248.1 [3].

Media Gateway Controller: See Recommendation H.248.1 [3].

Multimedia Resource Function Controller: See 3GPP TS 23.228 [1].

Multimedia Resource Function Processor: See 3GPP TS 23.228 [1].

For the purposes of the present document, the following terms and definitions given in IETF RFC 3830 [37] apply:

Crypto Session (CS)

Initiator

Responder

For the purposes of the present document, the following terms and definitions given in IETF RFC 6043 [33] apply:

Traffic-Encrypting Key (TEK)

TEK Generation Key (TGK)

Ticket

For the purposes of the present document, the following terms and definitions given in 3GPP TS 26.114 [23] apply:

Simulcast

Simulcast stream

Simulcast format

3.2 Symbols

For the purposes of the present document, the following symbols apply:

Mr Interface between the MRFC and S-CSCF

Mp Interface between the MRFC and MRFP

Mb Interface between MRFP and the other bearer entity

3.3 Abbreviations

For the purposes of the present document, the abbreviations given in 3GPP TR 21.905 [6] 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 [6].

AMR Adaptive Multi-Rate

AMR-WB Adaptive Multi-Rate – WideBand

AMR-WB IO Adaptive Multi-Rate – WideBand Inter-operable Mode, included in the EVS codec

APP APPlication-defined RTCP packet

ASR Automatic Speech Recognition

BFCP Binary Floor Control Protocol

CCM Codec Control Messages

CS Crypto Session

CVO Coordination of Video Orientation

DBI Delay Budget Information

DTMF Dual Tone Multi Frequency

DTLS Datagram Transport Layer Security

DTX Discontinuous Transmission

e2e End-to-end

ECN Explicit Congestion Notification

ECN-CE ECN Congestion Experienced

EVS Enhanced Voice Services

EMMA Extensible MultiModal Annotation markup language

FECC Far End Camera Control

FIR Full Intra Request

ICE Interactive Connectivity Establishment

IP Internet Protocol

KMS Key Management Service

MGC Media Gateway Controller

MGW Media Gateway

MIKEY Multimedia Internet KEYing

MMCMH Multi-stream Multiparty Conferencing Media Handling

MPS Multimedia Priority Service

MRFC Multimedia Resource Function Controller

MRFP Multimedia Resource Function Processor

MSRP Message Session Relay Protocol

NLSML Natural Language Semantics Markup Language

PSK Pre-Shared Key

ROI Region of Interest

RTCP RTP Control Protocol

RTP Real-time Transport Protocol

SCTP Stream Control Transmission Protocol

SDP Session Description Protocol

SDPCapNeg SDP Capability Negotiation

SIP Session Initiation Protocol

SRGS Speech Recognition Grammar Specification

SSML Speech Synthesis Markup Language

STUN Session Traversal Utilities for NAT

TCP Transmission Control Protocol

TEK Traffic Encryption Key

TGK TEK Generation Key

TLS Transport Layer Security

TMMBN Temporary Maximum Media Stream Bit Rate Notification

TMMBR Temporary Maximum Media Stream Bit Rate Request

TP TelePresence

TTS Text to Speech

UDP User Datagram Protocol

URN Uniform Resource Name

VXML Voice Extensible Markup Language