3 Definitions and abbreviations

24.6063GPPMessage Waiting Indication (MWI) using IP Multimedia (IM) Core Network (CN) subsystemProtocol specificationRelease 16TS

3.1 Definitions

For the purposes of the present document, the terms and definitions given in 3GPP TS 22.173 [1], 3GPP TS 22.101 [10], 3GPP TS 22.228 [15], 3GPP TS 23.003 [13] and the following apply:

correspondent: person or entity that deposits messages in the subscriber’s message account

NOTE: Correspondent and subscriber can be the same person or entity.

Message Account (MA): resource that retains multimedia messages (voice, video, fax, etc.) deposited by correspondents for the subscriber

subscriber: person or entity that receives status information about deposited messages

supplementary service: modifies or supplements a basic Telecommunication service

3.2 Abbreviations

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

AS Application Server

CD Communication Deflection

CDIV Communication DIVersion

CFB Communication Forwarding Busy

CFNL Communication Forwarding on Not Logged-in

CFNR Communication Forwarding No Reply

CFU Communication Forwarding Unconditional

CONF CONFerence calling

CSCF Call Session Control Function

ECT Explicit Communication Transfer

HOLD Communication Hold

I-CSCF Interrogating – CSCF

IMS IP Multimedia Subsystem

IP Internet Protocol

ISDN Integrated Service Data Network

MA Message Account

MCID Malicious Call IDentification

MiD Multi-iDentity

MIME Multipurpose Internet Mail Extensions

MNUA MWI Notifier User Agent

MSUA MWI Subscriber User Agent

MuD Multi-Device

MWI Message Waiting Indication

OIP Originating Identification Presentation

OIR Originating Identification Restriction

P-CSCF Proxy – CSCF

PSI Public Service Identity

PSTN Public Switch Telephone Network

S-CSCF Serving – CSCF

SDP Session Description Protocol

SIP Session Initiation Protocol

TIP Terminating Identification Presentation

TIR Terminating Identification Restriction

UA User Agent

UE User Equipment

URI Universal Resource Identifier