ETSI TR 101 973-3-2003 Access and Terminals (AT) Public Switched Telephone Network Support of legacy terminals by BroadBand IP equipment Listing of the most relevant features and f.pdf
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1、ETSI TR 101 973-3 1.1.1 (2003-03) Technical Repor Access and Terminals (AT); Public Switched Telephone Network; Support of legacy terminals by BroadBand IP equipment; Listing of the most relevant features and functionalities; Part 3: ISDN terminals 2 ETSI TR 1 O1 973-3 VI .I .I (2003-03) Reference D
2、TRIAT-000002-03 Keywords access, analogue, broadband, IP, ISDN, multimedia, terminal ETSI 650 Route des Lucioles F-O6921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 O0 Fax: +33 4 93 65 47 16 Siret No 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-prfecture de
3、Grasse (06) No 7803/88 Important notice Individual copies of the present document can be downloaded from: http:lwmv.etsi .arq 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,
4、 the reference version is the Portable Document Format (PDF). In case of dispute, the reference shall be the printing on ETSI printers of the PDF version kept on a specific network drive within ETSI Secretariat. Users of the present document should be aware that the document may be subject to revisi
5、on or change of status. Information on the current status of this and other ETSI documents is available at ha p:/pa rta I. etsi I a rgltbistat uslstatus .as p If you find errors in the present document, send your comment to: Cori vriaht Notifica tion No part may be reproduced except as authorized by
6、 written permission. The copyright and the foregoing restriction extend to reproduction in all media. O European Telecommunications Standards Institute 2003. All rights reserved. DECTTM, PLUGTESTSTMand UMTSTMare Trade Marks of ETSI registered for the benefit of its Members. TIPHONTM and the TIPHON l
7、ogo are Trade 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 3 ETSI TR 1 O1 973-3 VI . 1 . 1 (2003-03) Contents Intellectual Property Rights 5 Foreword . 5
8、 Introduction 5 1 2 3 3.1 3.2 4 4.1 5 5.1 5.2 6 6.1 6.2 6.2.1 6.2.2 6.2.3 6.2.4 6.2.5 6.2.6 6.2.7 6.2.8 6.2.9 6.2.10 6.2.11 6.2.12 6.2.13 6.2.14 6.2.15 6.2.16 6.3 6.3.1 6.3.2 6.3.3 6.3.4 6.3.5 6.3.6 6.3.7 6.3.8 6.3.9 6.3.10 6.3.11 6.3.12 6.3.13 6.3.14 6.3.15 6.3.16 6.3.17 6.4 6.4.1 Scope 6 Reference
9、s 6 Definitions and abbreviations . 9 Definitions Abbreviations Overview 13 Principles for the ISDN presentation of the PSTN . 13 Features and functionality summary 15 Summary of basic features of ISDN terminal and network equipment 15 Enhanced network functions 16 Call States . 19 General . 19 Call
10、 states at the user side of the interface 19 Null state (UO) 19 Call initiated (Ul) . 19 Overlap sending (U2) 19 19 19 19 19 19 20 20 . Disconnect request (U1 1) 20 Disconnect indication (U1 20 Suspend request (U15) 20 Resume request (U17) 20 Release request (U19) . 20 Overlap receiving (U25) . 20 C
11、all states at the network side of the interface . 20 Null state (NO) 20 Call initiated (Nl) . 20 Overlap sending (N2) 20 Outgoing call proceeding (N3) . 21 Call delivered (N4) . 21 Call present (N6) . 21 Call received (N7) . 21 Connect request (N8) 21 Incoming call proceeding (N9) . 21 Active (N10)
12、. 21 Disconnect request (N1 1) . 21 Disconnect indication (N12) . 21 Suspend request (N15) 21 Resume request (N17) 21 Release request (N19) . 21 Call abort (N22) 22 Overlap receiving (N25) . 22 Call states associated with the global call reference . 22 Call states at the user side of the interface 2
13、2 . . ETSI 4 ETSI TR 1 O1 973-3 VI . 1 . 1 (2003-03) 6.4.1.1 Null (Rest O) 22 6.4.1.2 Restart request (Rest 1) . 22 6.4.1.3 Restart (Rest 2) 22 6.4.2 Call states at the network side oft 22 6.4.2.1 Null (Rest O) 22 6.4.2.2 Restart request (Rest 1) . 22 6.4.2.3 Restart (Rest 2) 22 7 Supplementary Serv
14、ices . 23 23 7.1 7.2 sms supporting supplementary services . 23 7.2.1 General 23 7.2.2 Short Message Service (SMS) 23 8 Presentation of Network Termination Point . 24 Annex A: Basic Call Information Flows 25 A.l Purpose . 25 A.2 A.3 Annex B: Annex C: Bibliography 33 Explanation of Basic Call Informa
15、tion Flows 25 Supplementary Service Interactions . 32 History 35 Explanation of the timing constraints associated with Call Flows . 25 ETSI 5 ETSI TR 1 O1 973-3 VI .I .I (2003-03) Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to E
16、TSI. 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 O00 314: “Intellectual Property Rights (7PRs); Essential, orpotentially Essential, IPRs notlJied to ETSI in respect ofETSI standards“, which is availab
17、le from the ETSI Secretariat. Latest updates are available on the ETSI Web server (5). All published ETSI deliverables shall include information which directs the reader to the above source of information. Foreword This Technical Report (TR) has been produced by ETSI Technical Committee Access and T
18、erminals (AT). The present document is part 3 of a multi-part deliverable. Full details of the entire series can be found in part 1 7. I n t rod uct ion The Telecommunications industry in Europe and surrounding regions has started to deploy broadband IP access networks using both wired and wireless
19、access technologies (sometimes referred to as Next Generation Networks (NGN). The initial rollout of these Broadband networks has been focussed on supporting both data and interactive content, however, there is now an urgent need to support IP Voice (Telephony over IP) and other time critical multim
20、edia services over these broadband networks. In particular there is a need to support legacy ISDN Terminal Equipment, this fact is highlighted in TR 101 963 6, clause 5 relating to MTA Requirements. Consequently in order to support the development of broadband networks and equipment with support for
21、 legacy ISDN terminals, the key functions and features of these terminals need to be sufficiently defined. All new systems, independent of their access technology, may enjoy the results of the present document. ETSI 6 ETSI TR 1 O1 973-3 VI .I .I (2003-03) 1 Scope The present document describes the f
22、unctional technical characteristics supported by PSTNs across the wider European market, in order to provide guidance to developers of broadband networks and equipment (e.g. IPCablecom embedded MTA, FWA subscriber units) that support an ISDN terminal. The present document does not include any Safety
23、 or EMC aspects or requirements. 2 Re fe re nces For the purposes of this Technical Report (TR) the following references apply: il ETSI TBR 003/A1 (Edition 1): “Integrated Services Digital Network (ISDN); Attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access“.
24、ETSI TBR 004/A1 (Edition 1): “Integrated Services Digital Network (ISDN); Attachment requirements for terminal equipment to connect to an ISDN using ISDN primary rate access“. ETSI TBR 008/C2 (Edition 1): “Integrated Services Digital Network (ISDN); Telephony 3,l kHz teleservice; Attachment requirem
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