Table of Contents

Foreword
1 Scope
2 Normative references
3 Definitions
4 Abbreviations
5 Description
6 Operational requirements
   6.1 Provision and withdrawal
   6.2 Requirements on the originating network side
   6.3 Requirements on the destination network side
7 Coding requirements
8 State definitions
9 Signalling procedures
   9.1 Activation, deactivation and registration
   9.2 Actions at the originating local exchange
   9.3 Actions at the transit exchange
   9.4 Actions at the outgoing international gateway
       exchange
   9.5 Actions at the incoming international gateway
       exchange
   9.6 Actions at the destination local exchange
   9.7 Requirement related to echo control
10 Interaction with other networks
11 Interaction with other supplementary services
   11.1 Advice of charge
   11.2 Call waiting
   11.3 Call hold
   11.4 Call transfer
   11.5 Number identification services
   11.6 Closed user group
   11.7 Completion of calls to busy subscriber
   11.8 Conference services
   11.9 Direct dialling in
   11.10 Diversion services
   11.11 Freephone
   11.12 Malicious call identification
   11.13 Multiple subscriber number
   11.14 Subaddressing
   11.15 Terminal portability
   11.16 Three party
   11.17 User-to-user signalling
12 Parameter values (timers)
13 Dynamic description
Annex A (informative): Signalling flows
Annex B (normative): Coding of the compatibility
        information
History

Abstract

Specifies the stage three of the Explicit Call Transfer (ECT) supplementary service for the pan-European Services Digital Network (ISDN).

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	SPS 1
Supersedes	PRETS 300 356-14 : MAR 94