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ETSI TS 123 072-2018 Digital cellular telecommunications system (Phase 2+) (GSM) Universal Mobile Telecommunications System (UMTS) Call Deflection (CD) supplementary service Stage _1.pdf

1、 ETSI TS 123 072 V15.0.0 (2018-07) Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Call Deflection (CD) supplementary service; Stage 2 (3GPP TS 23.072 version 15.0.0 Release 15) TECHNICAL SPECIFICATION GLOBAL SYSTEM FOR MOBILE COMMUNICA

2、TIONSRETSI ETSI TS 123 072 V15.0.0 (2018-07)13GPP TS 23.072 version 15.0.0 Release 15Reference RTS/TSGC-0423072vf00 Keywords GSM,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 The present document can be downloaded from: http:/www.etsi.org/standards-search The present document may be made available in electronic versions and/or in print. The content of any electronic and/or print versio

4、ns of the present document shall not be modified without the prior written authorization of ETSI. In case of any existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the print of the Portable Document Format (PDF) version kept on a speci

5、fic network drive within ETSI Secretariat. Users of the present document should be aware that the document may be subject to revision or change of status. Information on the current status of this and other ETSI documents is available at https:/portal.etsi.org/TB/ETSIDeliverableStatus.aspx If you fi

6、nd errors in the present document, please send your comment to one of the following services: https:/portal.etsi.org/People/CommiteeSupportStaff.aspx Copyright Notification No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfi

7、lm except as authorized by written permission of ETSI. The content of the PDF version shall not be modified without the written authorization of ETSI. The copyright and the foregoing restriction extend to reproduction in all media. ETSI 2018. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the E

8、TSI logo are trademarks of ETSI registered for the benefit of its Members. 3GPPTM and LTETMare trademarks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. oneM2M logo is protected for the benefit of its Members. GSMand the GSM logo are trademarks registered

9、and owned by the GSM Association. ETSI ETSI TS 123 072 V15.0.0 (2018-07)23GPP TS 23.072 version 15.0.0 Release 15Intellectual Property Rights Essential patents IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information pertaining to these essent

10、ial 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 ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates

11、are available on the ETSI Web server (https:/ipr.etsi.org/). Pursuant to the ETSI IPR Policy, 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)

12、which are, or may be, or may become, essential to the present document. Trademarks The present document may include trademarks and/or tradenames which are asserted and/or registered by their owners. ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, a

13、nd conveys no right to use or reproduce any trademark and/or tradename. Mention of those trademarks in the present document does not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks. Foreword This Technical Specification (TS) has been produced

14、 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 deliverables. The cross reference betwee

15、n GSM, UMTS, 3GPP and ETSI identities can be found under http:/webapp.etsi.org/key/queryform.asp. Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “need not“, “will“, “will not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 o

16、f the ETSI Drafting Rules (Verbal forms for the expression of provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI TS 123 072 V15.0.0 (2018-07)33GPP TS 23.072 version 15.0.0 Release 15Contents Intellectual Property Rights 2g3Foreword

17、. 2g3Modal verbs terminology 2g3Foreword . 5g31 Scope 6g32 Normative references . 6g33 Definitions and abbreviations . 6g33.1 Abbreviations . 6g34 Information flow 7g35 Messages and their Contents 7g35.1 Messages between the MS and the MSC 7g35.1.1 CD Request . 7g35.1.2 CD Request ack 7g35.1.3 CD Re

18、quest negative response 8g35.2 Messages between the MSC and the VLR . 8g35.2.1 Process Call Waiting negative response . 8g35.2.2 Complete Call negative response 8g35.2.3 Send Info for Incoming Call negative response 8g36 Functions of the serving MSC 9g36.1 Procedure Handling_CD_MSC 9g36.2 Procedure

19、CD_Reject . 9g36.3 Procedure CD_Failure 9g36.4 Procedure CD_UUS_Interaction 9g36.5 Procedure CD_Success . 9g36.6 Procedure CD_Notify_SS_Invocation . 9g37 Functions of the serving VLR 16g37.1 Procedure CD_Authorization . 16g37.2 Procedure CAMEL_Check_CD_Interaction 16g38 Interaction with other supple

20、mentary services . 19g38.1 Line Identification services 19g38.2 Call Forwarding services 19g38.3 Call Waiting . 19g38.4 Call Hold 19g38.5 Multi Party (MPTY) . 19g38.6 Closed User Group . 19g38.7 Advice of Charge (AoC) 19g38.8 Call Barring Services 19g38.9 Explicit call transfer (ECT) 19g38.10 Comple

21、tion of Calls to Busy Subscriber (CCBS). 19g39 Interaction with other network features 20g39.1 Customised Applications for Mobile network Enhanced Logic (CAMEL) . 20g39.2 Support of Optimal Routeing . 20g310 Information stored in the HLR . 20g311 State transition model . 21g312 Transfer of informati

22、on from HLR to VLR . 21g313 Information stored in the VLR . 21g314 Handover 21g3ETSI ETSI TS 123 072 V15.0.0 (2018-07)43GPP TS 23.072 version 15.0.0 Release 15Annex A (informative): Change history . 22g3History 23g3ETSI ETSI TS 123 072 V15.0.0 (2018-07)53GPP TS 23.072 version 15.0.0 Release 15Forewo

23、rd This Technical Specification has been produced by the 3GPP. This specification describes the technical realization of the Call Deflection supplementary service within the 3GPP system. The contents of the present document are subject to continuing work within the TSG and may change following forma

24、l TSG approval. Should the TSG modify the contents of this TS, it will be re-released by the TSG with an identifying change of release date and an increase in version number as follows: Version 3.y.z where: x the first digit: 1 presented to TSG for information; 2 presented to TSG for approval; 3 Ind

25、icates 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 incorporated in the specification; ETSI ETSI TS 123 072 V1

26、5.0.0 (2018-07)63GPP TS 23.072 version 15.0.0 Release 151 Scope This Technical Specification gives the stage 2 description of the Call Deflection supplementary service. 2 Normative references The following documents contain provisions which, through reference in this text, constitute provisions of t

27、he present document. - References are either specific (identified by date of publication, edition number, version 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

28、3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document. 1 3GPP TR 21.905: “3GPP Vocabulary“. 2 3GPP TS 23.011: “Technical realization of supplementary services“. 3 3GPP TS 23.018: “Basic

29、call handling; Technical realization“. 4 3GPP TS 23.078: “Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase 2; Stage 2“ 5 3GPP TS 23.079: “Support of Optimal Routeing (SOR); Technical realisation“ 6 3GPP TS 23.081: “Line identification supplementary services - Stage 2“. 7 3GPP

30、TS 23.085: “Closed User Group (CUG) supplementary services - Stage 2“. 8 3GPP TS 23.091: “Explicit Call Transfer (ECT) supplementary service - Stage 2“. 9 3GPP TS 23.093: “Technical Realisation of Completion of Calls to Busy Subscriber (CCBS)“. 3 Definitions and abbreviations 3.1 Abbreviations Abbre

31、viations used in this specification are listed in TR 21.905. For the purpose of this specification the following abbreviations apply: CD: Call Deflection ETSI ETSI TS 123 072 V15.0.0 (2018-07)73GPP TS 23.072 version 15.0.0 Release 154 Information flow Figure 4.1: Information flow for Call Deflection

32、 5 Messages and their Contents 5.1 Messages between the MS and the MSC 5.1.1 CD Request The CD Request message is sent from the MS to MSC direction. Information element name Required Description Deflected-to number M Number of the C subscriber as entered by the served subscriber. Deflected-to subadd

33、ress C Subaddress of the C subscriber; shall be present if it was entered by the served subscriber; otherwise shall be absent 5.1.2 CD Request ack The CD Request ack message is sent from the MSC to MS direction. This message contains no information elements. Destination NWMSMSCVLRGMSCIAMSIFICComplet

34、eCallSet-upCD requestCompleteCall neg respSIFICneg respOR2:YOR1:YOR1:NReleaseSIFIC ackIAMNotificationNOTE: OR1: Call to be deflectedOR2: Notification to calling subscriber requiredCD requestackReleasetransactionReleasetransactionCD requestneg respETSI ETSI TS 123 072 V15.0.0 (2018-07)83GPP TS 23.072

35、 version 15.0.0 Release 155.1.3 CD Request negative response CD Request negative response message is sent from the MSC to MS direction. The negative response information element can take the following values: - service not subscribed; - deflected-to number is own number; - deflected-to number is a s

36、pecial service code; - number invalid; - call barred; - SS incompatibility; - forwarding violation; - forwarding failure. 5.2 Messages between the MSC and the VLR 5.2.1 Process Call Waiting negative response For the description of the Process Call Waiting negative response message refer to TS 23.018

37、. The negative response information element can take the following additional value: - Call Deflection. For the purpose of the CD supplementary service the following additional information elements for the Process Call Waiting negative response message are required. Information element name Required

38、 Description Deflected-to number M Number of the C subscriber as entered by the served subscriber. Deflected-to subaddress C Subaddress of the C subscriber; shall be present if it was entered by the served subscriber; otherwise shall be absent 5.2.2 Complete Call negative response For the descriptio

39、n of the Complete Call negative response message refer to TS 23.018. The negative response information element can take the following additional value: - Call Deflection. For the purpose of the CD supplementary service the following additional information elements for the Complete Call negative resp

40、onse message are required. Information element name Required Description Deflected-to number M Number of the C subscriber as entered by the served subscriber. Deflected-to subaddress C Subaddress of the C subscriber; shall be present if it was entered by the served subscriber; otherwise shall be abs

41、ent 5.2.3 Send Info for Incoming Call negative response For the description of the Send Info for Incoming Call negative response message refer to TS 23.018. The negative response information element can take the following additional values: - service not subscribed; - deflected-to number is own numb

42、er; - deflected-to number is a special service code; ETSI ETSI TS 123 072 V15.0.0 (2018-07)93GPP TS 23.072 version 15.0.0 Release 15- number invalid; - call barred. 6 Functions of the serving MSC The functions of the serving MSC are specified in TS 23.018. The procedures specific to the CD supplemen

43、tary service are specified in this subclause. 6.1 Procedure Handling_CD_MSC This procedure is called when a CD request is received from the MS. 6.2 Procedure CD_Reject This procedure is called if the CD request was treated unsuccessful in the VLR. 6.3 Procedure CD_Failure This procedure is called if

44、 the CD request was treated unsuccessful in the serving MSC. 6.4 Procedure CD_UUS_Interaction This procedure is called if the CD request was treated unsuccessful in the serving MSC due to the interaction with the UUS supplementary service. 6.5 Procedure CD_Success This procedure is called if the CD

45、request was treated successful in the serving MSC. 6.6 Procedure CD_Notify_SS_Invocation This procedure is called by the procedures CD_OR_Clear and CD_Success to send notification of the CD invocation to the gsmSCF if required. The output signal SS Invocation Notify is sent if the SS-CSI was receive

46、d in the SIFIC ack. The SS-CSI will only be included in the SIFIC ack if there is a requirement to notify the gsmSCF that CD has been invoked. ETSI ETSI TS 123 072 V15.0.0 (2018-07)103GPP TS 23.072 version 15.0.0 Release 15Figure 6.1: Procedure Handling_CD_MSC Procedure in the MSC to handle an Call

47、Deflection request received from the MSThe procedure sets the value of the negative response information element of theComplete Call negative response message orProcess Call Waiting negative response message respectivelyProcedure Handling_CD_MSC 1(1)Set negativeresponse:Call DeflectionETSI ETSI TS 1

48、23 072 V15.0.0 (2018-07)113GPP TS 23.072 version 15.0.0 Release 15Figure 6.2: Procedure CD_Reject Procedure in the MSC to handle Call Deflection after unsuccesfulinvocation in the VLRProcedure CD_Reject 1(1)Signals to/from the leftare to/from the BSSCD inprogressCD RequestnegativeresponseYesNoETSI E

49、TSI TS 123 072 V15.0.0 (2018-07)123GPP TS 23.072 version 15.0.0 Release 15Figure 6.3: Procedure CD_Failure Procedure in the MSC to handle Call Deflection after unsuccesfulin vocationProcedure CD_Failure 1(1)Signals to/from the leftare to/from the BSSCD inprogressSet negativeresp on se:forwarding failureCD RequestnegativeresponseReleasetransactionYesNoETSI ETSI TS 123 072 V15.0.0 (2018-07)133GPP TS 23.072 version 15.0.0 Release 15Figure 6.4: Procedure CD_UUS_Interaction Procedure in the MSC to handlethe interaction scenario with UUSProcedure CD_UUS_Interaction

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