For the purposes of the present document, the terms and definitions given in
TR 21.905 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.
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
RFC 8445.
ICE lite:
The lite implementation of the Interactive Connectivity Establishment (ICE) specified in
RFC 8445.
Media Gateway:
Media Gateway Controller:
Multimedia Resource Function Controller:
Multimedia Resource Function Processor:
For the purposes of the present document, the following terms and definitions given in
RFC 3830 apply:
Crypto Session (CS)
Initiator
Responder
For the purposes of the present document, the following terms and definitions given in
RFC 6043 apply:
Traffic-Encrypting Key (TEK)
TEK Generation Key (TGK)
Ticket
For the purposes of the present document, the following terms and definitions given in
TS 26.114 apply:
Simulcast
Simulcast stream
Simulcast format
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
For the purposes of the present document, the abbreviations given in
TR 21.905 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.
AMR
Adaptive Multi-Rate
AMR-WB
Adaptive Multi-Rate - WideBand
AMR-WB IO
Adaptive Multi-Rate - WideBand Inter-operable Mode, included in the EVS and IVAS codecs
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
IVAS
Immersive Voice and Audio Services
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
PI
Processing Information
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