C.2 Example of A REFER’s B to C

24.5293GPPProtocol specificationPSTN/ISDN simulation services: Explicit Communication Transfer (ECT)Release 8TISPANTS

This scenario is added to show that the solution presented in the present document is able to support classical charging models. Assumption in this scenario is that A originated the original call and is thus charged for initial A-B communication.

Figure C.2: Example of a REFER’s B to C

Table C.2

Initial Session Initiated By

Initial Session A-B

Transferred Session

Transfer Target C

A=Transferee

Transferee (A): A-B

Transferee (A): A-B

Transferor (B): B-C

A=Transferor

Transferor (A): A-B

Transferor (A): A-B

Transferor (A): A-C

Annex D (informative):
Bibliography

ETSI ETS 300 367: "Integrated Services Digital Network (ISDN); Explicit Call transfer (ECT) supplementary service; Service description".

ETSI TS 181 002: "Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); Multimedia Telephony with PSTN/ISDN simulation services".

ETSI TS 181 006: "Service and Capabilities Requirements for TISPAN NGN; Release 1".

Annex E (informative):
Change history

TISPAN #

TISPAN Doc.

CR

Subject/Comment

13bis

13bTD183r2

001

13bis

13bTD185r2

002

13ter

13tTD058r1

003

13ter

13tTD059r1

004

14bis

14bTD157r1

005

14ter

14tTD376r1

006

Amendments on ECT

14ter

14tTD377r1

007

Clarifications on Transferor AS

14ter

14tTD378r1

008

14ter

14tTD379r1

009

14ter

14tTD380r1

010

15bis

15bTD109r4

011

15bis

15bTD274r2

012

15bis

15bT275r4

013

WG3

WG3TD075r5

014

WG3

WG3TD120r1

015

Change history

Date

TSG #

TSG Doc.

CR

Rev

Subject/Comment

Old

New

2008-01

Publication as ETSI TS 183 029

2.5.0

2008-01

Conversion to 3GPP TS 24.529

2.5.1

2008-03

CT#39

CP-080098

Based on the decision in CT#39 version 8.0.0 created by MCC.

2.5.1

8.0.0

2009-06

CT#44

CP-090407

0001

Clarification of ECT interaction with CONF

8.0.0

8.1.0

2012-12

CT#58

CP-120778

0002

2

Emergency call ECT suppression

8.1.0

8.2.0