Table of Contents
1Scope
2Normativereferences
3Definitions
4Symbolsandabbreviations
5Description
6Derivationofthefunctionalmodel
6.1Functionalmodeldescription
6.2Descriptionoffunctionalentities
6.3Relationshipwithabasicservice
7Informationflows
7.1Informationflowdiagrams
7.2Definitionoftheindividualinformationflows
7.2.1Relationshiprq
7.2.2Relationshiprr
7.2.3Relationshiprs1
7.2.4Relationshiprs2
7.2.5Relationshiprt
7.2.6Relationshipru
8SDLdiagramsforfunctionalentities
8.1FE1
8.2FE2
8.3FE3
8.4FE4
8.5FE5
8.6FE6
9FunctionalEntityActions(FEAs)
9.1FEAsofFE1
9.2FEAsofFE2
9.3FEAsofFE3
9.4FEAsofFE4
9.5FEAsofFE5
9.6FEAsofFE6
10Allocationoffunctionalentitiestophysicallocations Abstract
Defines the Stage 2 of the Explicit Call Transfer (ECT) supplementary service. The ECT supplementary service enables a user who has two calls, each of which can be an incoming or an outgoing call, to connect the other users in the two calls.
