1、 ETSI EN 301 920 V1.1.1 (2003-06)European Standard (Telecommunications series) Private Integrated Services Network (PISN);Specification, functional model and information flows;Simple Dialog supplementary serviceISO/IEC 21407 (2001) modifiedETSI ETSI EN 301 920 V1.1.1 (2003-06) 2 Reference DEN/ECMA-0
2、0200 Keywords PISN, stage 1, stage 2, supplementary service, endorsement 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 but non lucratif enregistre la Sous-Prfecture de Grasse (06) N
3、 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 difference in contents between such versions, the reference
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7、 Marks currently being registered by ETSI for the benefit of its Members. 3GPPTM is a Trade Mark of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. ETSI ETSI EN 301 920 V1.1.1 (2003-06) 3 Intellectual Property Rights IPRs essential or potentially essential to
8、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 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ET
9、SI 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 Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given
10、 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 European Standard (Telecommunications series) has been produced by ECMA on behalf of its members and thos
11、e of the European Telecommunications Standards Institute (ETSI). The present document is one of a series of standards defining services and signalling protocols applicable to Private Integrated Services Networks (PISN). The series uses the Integrated Services Digital Network (ISDN) concepts as devel
12、oped by ITU-T and conforms to the framework of standards for Open Systems Interconnection (OSI) as defined by ISO/IEC. The present document specifies the Simple Dialog supplementary service. The present document endorses an International Standard, ISO/IEC 21407. National transposition dates Date of
13、adoption of this EN: 13 June 2003 Date of latest announcement of this EN (doa): 30 September 2003 Date of latest publication of new National Standard or endorsement of this EN (dop/e): 31 March 2004 Date of withdrawal of any conflicting National Standard (dow): 31 March 2004 Endorsement notice The e
14、lements of International Standard ISO/IEC 21407 (2001) apply, with the following modifications. ETSI ETSI EN 301 920 V1.1.1 (2003-06) 4 Clause 3 Replace the first paragraph by: The following documents contain provisions which, through reference in this text, constitute provisions of the present docu
15、ment. References are either specific (identified by date of publication and/or edition number or version number) or non-specific. For a specific reference, subsequent revisions do not apply. For a non-specific reference, the latest version applies. Referenced documents which are not found to be publ
16、icly available in the expected location might be found at http:/docbox.etsi.org/Reference. Insert the following normative references at the end of clause 3: 7 ETSI EN 300 171: “Private Integrated Services Network (PISN); Service description, functional capabilities and information flows; Circuit-mod
17、e 64 kbit/s bearer services ISO/IEC 11574 (2000) modified“. 8 ETSI ETS 300 475-1: “Private Telecommunication Network (PTN); Reference configuration; Part 1: Reference configuration for PTN eXchanges (PTNXs) ISO/IEC 11579-1 (1994), modified“. Throughout the text of ISO/IEC 21407 Replace references as
18、 shown in the table below. Reference in ISO/IEC 21407 Modified reference ISO/IEC 11574 EN 300 171 7 ISO/IEC 11579-1 ETS 300 475-1 8 Replace the terms “this International Standard“ by “the present document“. ETSI ETSI EN 301 920 V1.1.1 (2003-06) 5 History Document history V1.1.1 February 2003 One-step Approval Procedure OAP 20030613: 2003-02-12 to 2003-06-13 V1.1.1 June 2003 Publication
