Content for TS 24.610 Word version: 17.0.0

1 Scope p. 6

The present document specifies the stage three Protocol Description of the Communication Hold (HOLD) services, based on stages one and two of the ISDN Hold (HOLD) supplementary services. It provides the protocol details in the IP Multimedia (IM) Core Network (CN) subsystem based on the Session Initiation Protocol (SIP) and the Session Description Protocol (SDP).

The present document is applicable to User Equipment (UE) and Application Servers (AS) which are intended to support the HOLD supplementary service.

2 References p. 6

The following documents contain provisions which, through reference in this text, constitute provisions of the present document.

References are either specific (identified by date of publication, edition number, version number, etc.) or non-specific.
For a specific reference, subsequent revisions do not apply.
For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document.

[1]

TS 24.229: "Internet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 3".

[2] Void.

[3] Void

[4]

RFC 3264 (2002): "An Offer/Answer Model with the Session Description Protocol (SDP)".

[5]

TS 22.173: "IP Multimedia Core Network Subsystem (IMS) Multimedia Telephony Service and supplementary services; Stage 1".

[6]

TS 24.628: "Common Basic Communication procedures; Protocol specification".

[7]

ETSI TS 183 010 V1.2.2: "Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); NGN Signalling Control Protocol; Communication HOLD (HOLD) PSTN/ISDN simulation services; Protocol specification".

[8]

RFC 7090 (April 2014): "Public Safety Answering Point (PSAP) Callback".

3 Definitions and abbreviations p. 6

3.1 Definitions p. 6

For the purposes of the present document, the terms and definitions given in TS 22.173 apply.

3.2 Abbreviations p. 6

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

ACR/CB

Anonymous Communication Rejection and Communication Barring

SIP Application Server

CDIV

Communication DIVersion

CSCF

Call Session Control Function

ECT

Explicit Communication Transfer

HOLD

communication session HOLD

IMS

IP Multimedia Subsystem

Internet Protocol

ISDN

Integrated Service Digital Network

MCID

Malicious Communication IDentification

MiD

Multi-iDentity

MuD

Multi-Device

OIP

Originating Identification Presentation

OIR

Originating Identification Restriction

P-CSCF

Proxy-CSCF

PSAP

Public Safety Answering Point

PSTN

Public Switched Telephone Network

S-CSCF

Serving-CSCF

SDP

Session Description Protocol

SIP

Session Initiation Protocol

TIP

Terminating Identification Presentation

TIR

Terminating Identification Restriction

User Equipment