3GPP标准 核心网介绍.doc

3GPP TS (2013-09)
Technical Specification
3rd Generation Partnership Project;
Technical Specification Group Services and System Aspects;
General Packet Radio Service (GPRS) enhancements for
Evolved Universal Terrestrial Radio work
(E-UTRAN) access
(Release 12)

The present document has been developed within the 3rd Generation Partnership Project (3GPP TM) and may be further elaborated for the purposes of 3GPP.
The present document has not been subject to any approval process by the anizational Partners and shall not be implemented.
This Specification is provided for future development work within 3GPP only. anizational Partners accept no liability for any use of this Specification.
Specifications and reports for implementation of the 3GPP TM system should be obtained via the anizational Partners' Publications Offices.
Keywords
LTE, GSM, UMTS, GPRS, architecture, stage 2
3GPP
Postal address
3GPP support office address
650 Route des Lucioles - Sophia Antipolis
Valbonne - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Copyright Notification
No part may be reproduced except as authorized by written permission.
The copyright and the foregoing restriction extend to reproduction in all media.
© 2013, anizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC).
All rights reserved.
UMTS™ is a Trade Mark of ETSI registered for the benefit of its members
3GPP™ is a Trade Mark of ETSI registered for the benefit of its Members and of the anizational Partners
LTE™ is a Trade Mark of ETSI currently being registered for the benefit of its Members and of the anizational Partners
GSM® and the GSM logo are registered and owned by the GSM Association
Contents
Foreword 10
1 Scope 11
2 References 11
3 Definitions and abbreviations 14
Definitions 14
Abbreviations 14
4 Architecture model and concepts 16
General concepts 16
Architecture reference model 16
Non-roaming architecture 16
Roaming archit