Table of Contents

Intellectual Property Rights
Foreword
Modal verbs terminology
Foreword
Introduction
1 Scope
2 References
3 Definitions, symbols and abbreviations
4 eSRVCC Reference Architecture
5 eSRVCC Reference Procedure
6 Selected example scenarios for eSRVCC
7 Identified Problems with current eSRVCC
8 Speech Quality and Media Handling Aspects
9 Codec Mode Control before, during and after SRVCC
10 SDP Offer-Answer between MSC and ATCF
11 Codec Compatibility
12 Enhancements for media and quality aspects
13 Proposals for Stage 2 and Stage 3
Annex A - Change history
History

Abstract

Defines the handover of a Voice or Video call from LTE access to CS-radio access, either to GERAN (2G) or to UTRAN (3G) or other CS networks.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	3GPP SA 4