ETSI ETS 300 625 ed.2 (1997-09)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Digital cellular telecommunications system (Phase 2) (GSM); Unstructured Supplementary Service Data (USSD); Stage 1 (GSM 02.90 version 4.1.1)33.070.50Globalni sistem za mobilno telekomunikacijo (GSM)Global System for Mobile Communication (GSM)ICS:Ta slovenski standard je istoveten z:ETS 300 625 Edition 2SIST ETS 300 625 E2:2003en01-december-2003SIST ETS 300 625 E2:2003SLOVENSKI
STANDARD



SIST ETS 300 625 E2:2003



EUROPEANETS 300 625TELECOMMUNICATIONSeptember 1997STANDARDSecond EditionSource: ETSI SMGReference: RE/SMG-010290PRICS:33.020Key words:European digital cellular telecommunications system, Global System for Mobile communications(GSM)GLOBAL SYSTEM
FOR MOBILE COMMUNICATIONSRDigital cellular telecommunications system (Phase 2);Unstructured Supplementary Service Data (USSD) - Stage 1(GSM 02.90 version 4.1.1)ETSIEuropean Telecommunications Standards InstituteETSI SecretariatPostal address: F-06921 Sophia Antipolis CEDEX - FRANCEOffice address: 650 Route des Lucioles - Sophia Antipolis - Valbonne - FRANCEX.400: c=fr, a=atlas, p=etsi, s=secretariat - Internet: secretariat@etsi.frTel.: +33 4 92 94 42 00 - Fax: +33 4 93 65 47 16Copyright Notification: No part may be reproduced except as authorized by written permission. The copyright and theforegoing restriction extend to reproduction in all media.© European Telecommunications Standards Institute 1997. All rights reserved.SIST ETS 300 625 E2:2003



Page 2ETS 300 625 (GSM 02.90 version 4.1.1): September 1997Whilst every care has been taken in the preparation and publication of this document, errors in content,typographical or otherwise, may occur. If you have comments concerning its accuracy, please write to"ETSI Editing and Committee Support Dept." at the address shown on the title page.SIST ETS 300 625 E2:2003



Page 3ETS 300 625 (GSM 02.90 version 4.1.1): September 1997ContentsForeword.51Scope.72Normative references.73Abbreviations.74Unstructured SS data operations.74.1Mobile initiated unstructured SS data operations.74.1.1Initiating action at the Mobile Station (MS).74.1.2Action at the network.74.1.3Mobile initiated USSD cross phase compatibility.84.1.4Allocation of service codes (to be noted by network operators).84.2Network initiated unstructured SS data operation.94.2.1Initiating actions in the network.94.2.2Actions at the MS.94.3Network aspects of unstructured SS data operation.9Annex A (informative):Change history.10History.11SIST ETS 300 625 E2:2003



Page 4ETS 300 625 (GSM 02.90 version 4.1.1): September 1997Blank pageSIST ETS 300 625 E2:2003



Page 5ETS 300 625 (GSM 02.90 version 4.1.1): September 1997ForewordThis European Telecommunication Standard (ETS) has been produced by the Special Mobile Group(SMG) of the European Telecommunications Standards Institute (ETSI).This ETS defines the stage 1 description of Unstructured Supplementary Service Data (USSD) for usewithin the European digital cellular telecommunications system (Phase 2).Transposition datesDate of adoption:22 August 1997Date of latest announcement of this ETS (doa):31 December 1997Date of latest publication of new National Standardor endorsement of this ETS (dop/e):30 June 1998Date of withdrawal of any conflicting National Standard (dow):30 June 1998SIST ETS 300 625 E2:2003



Page 6ETS 300 625 (GSM 02.90 version 4.1.1): September 1997Blank pageSIST ETS 300 625 E2:2003



Page 7ETS 300 625 (GSM 02.90 version 4.1.1): September 19971ScopeThis European Telecommunication Standard (ETS) defines the stage 1 description of UnstructuredSupplementary Service Data (USSD) for use in one or a number of GSM Public Land Mobile Networks(PLMNs).2Normative referencesThis ETS incorporates by dated and undated reference, provisions from other publications. Thesenormative references are cited at the appropriate places in the text and the publications are listedhereafter. For dated references, subsequent amendments to or revisions of any of these publicationsapply to this ETS only when incorporated in it by amendment or revision. For undated references, thelatest edition of the publication referred to applies.[1]GSM 01.04 (ETR 100): "Digital cellular telecommunications system (Phase 2);Abbreviations and acronyms".[2]GSM 02.04 (ETS 300 503): "Digital cellular telecommunications system(Phase 2); General on supplementary services".[3]GSM 02.30 (ETS 300 511): "Digital cellular telecommunications system(Phase 2); Man-Machine Interface (MMI) of the Mobile Station (MS)".[4]GSM 03.38 (ETS 300 537): "Digital cellular telecommunications system(Phase 2); Alphabets and language-specific information".[5]GSM 04.80 (ETS 300 564): "Digital cellular telecommunications system(Phase 2); Mobile radio interface layer 3 supplementary services specificationFormats and coding".3AbbreviationsAbbreviations used in this ETS are listed in GSM 01.04 [1].4Unstructured SS data operations4.1Mobile initiated unstructured SS data operations4.1.1Initiating action at the Mobile Station (MS)If the user enters an MMI string that, according to GSM 02.30 [3], should be treated as USSD, the MSshall send this string to the network using the appropriate operation from GSM 04.80 [5].The mobile initiated operation shall contain an alphabet indicator and language indicator. The alphabetindicator shall indicate the alphabet used in the operation and shall be set to "SMS default alphabet". Thelanguage indicator shall indicate "language unspecified".The MS may initiate an USSD Operation either during a call or out of call.4.1.2Action at the networkA network supporting USSD shall examine the alphabet indicator. If the serving network does notrecognize the alphabet indicated
...