1、 ETSI TR 125 995 V5.0.0 (2008-01)Technical Report Universal Mobile Telecommunications System (UMTS);Measures employed by the UMTS Radio Access Network (RAN) to cater for legacy User Equipment (UE) which conforms to superseded versions of the RAN interface specification (3GPP TR 25.995 version 5.0.0
2、Release 5)ETSI ETSI TR 125 995 V5.0.0 (2008-01) 1 3GPP TR 25.995 version 5.0.0 Release 5 Reference DTR/TSGR-0225995v500 Keywords UMTS ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association b
3、ut non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 Important notice Individual copies of the present document can be downloaded from: http:/www.etsi.org The present document may be made available in more than one electronic version or in print. In any case of existing or perceived
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6、ttp:/portal.etsi.org/chaircor/ETSI_support.asp 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. European Telecommunications Standards Institute 2008. All rights reserved. DECT
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8、995 version 5.0.0 Release 5 Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found in ETSI SR 00
9、0 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http:/webapp.etsi.org/IPR/home.asp). Pursuant to the ETSI IPR Poli
10、cy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This Tech
11、nical Report (TR) has been produced by ETSI 3rd Generation Partnership Project (3GPP). The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or GSM identities. These should be interpreted as being references to the corresponding ETSI deliv
12、erables. The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under http:/webapp.etsi.org/key/queryform.asp. ETSI ETSI TR 125 995 V5.0.0 (2008-01) 3 3GPP TR 25.995 version 5.0.0 Release 5 Contents Intellectual Property Rights2 Foreword.2 Foreword.4 1 Scope 5 2 References 5 3
13、Definitions, symbols and abbreviations .5 3.1 Definitions5 3.2 Abbreviations .5 4 Requirements for handling legacy UEs conforming to a superseded specification version in UTRAN 5 5 Signalling Mechanisms indicating specific legacy UE behaviour .5 6 3GPP Working Procedure for handling legacy UEs confo
14、rming to a superseded specification version in UTRAN .6 7 Semantics and Coding of Information Elements indicating specific legacy UE behaviour.6 7.1 RRC Information Elements 6 7.2 RANAP Information Elements.6 8 Description on Recommended Measures.6 8.1 Case 1 .6 8.2.1 Justification.6 8.2.2 Solution.
15、6 Annex A: Change history 7 History 8 ETSI ETSI TR 125 995 V5.0.0 (2008-01) 4 3GPP TR 25.995 version 5.0.0 Release 5 Foreword This Technical Report has been produced by the 3rdGeneration Partnership Project (3GPP). The contents of the present document are subject to continuing work within the TSG an
16、d may change following formal TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an identifying change of release date and an increase in version number as follows: Version x.y.z where: x the first digit: 1 presented to TSG for informatio
17、n; 2 presented to TSG for approval; 3 or greater indicates TSG approved document under change control. y the second digit is incremented for all changes of substance, i.e. technical enhancements, corrections, updates, etc. z the third digit is incremented when editorial only changes have been incorp
18、orated in the document. ETSI ETSI TR 125 995 V5.0.0 (2008-01) 5 3GPP TR 25.995 version 5.0.0 Release 5 1 Scope The present document clarifies recommended measures employed by the UTRAN to cater for legacy User Equipment (UE) which conforms to superseded versions of the RAN interface specification. I
19、f possible, the 3GPP core specifications should be updated accordingly. 2 References The following documents contain provisions which, through reference in this text, constitute provisions of the present document. References are either specific (identified by date of publication, edition number, ver
20、sion number, etc.) or non-specific. For a specific reference, subsequent revisions do not apply. For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of tha
21、t document in the same Release as the present document. 1 3GPP TS3 Definitions, symbols and abbreviations 3.1 Definitions For the purposes of the present document, the following terms and definitions apply. example: text used to clarify abstract rules by applying them literally. 3.2 Abbreviations Fo
22、r the purposes of the present document, the following abbreviations apply: 4 Requirements for handling legacy UEs conforming to a superseded specification version in UTRAN 5 Signalling Mechanisms indicating specific legacy UE behaviour ETSI ETSI TR 125 995 V5.0.0 (2008-01) 6 3GPP TR 25.995 version 5
23、0.0 Release 5 6 3GPP Working Procedure for handling legacy UEs conforming to a superseded specification version in UTRAN 7 Semantics and Coding of Information Elements indicating specific legacy UE behaviour 7.1 RRC Information Elements 7.2 RANAP Information Elements 8 Description on Recommended Me
24、asures 8.1 Case 1 8.2.1 Justification 8.2.2 Solution ETSI ETSI TR 125 995 V5.0.0 (2008-01) 7 3GPP TR 25.995 version 5.0.0 Release 5 Annex A: Change history Change history Date TSG # TSG Doc. CR Rev Subject/Comment Old New 2007-12 RAN#38 RP-071030 Presentation for approval 1.0.0 2007-12 RAN#38 Approved at TSG RAN-38 and brought under change control 1.0.0 5.0.0 ETSI ETSI TR 125 995 V5.0.0 (2008-01) 8 3GPP TR 25.995 version 5.0.0 Release 5 History Document history V5.0.0 January 2008 Publication
