1、 ETSI TS 123 072 V14.0.0 (2017-04) Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Call Deflection (CD) supplementary service; Stage 2 (3GPP TS 23.072 version 14.0.0 Release 14) TECHNICAL SPECIFICATION GLOBAL SYSTEM FOR MOBILE COMMUNICA
2、TIONSRETSI ETSI TS 123 072 V14.0.0 (2017-04)13GPP TS 23.072 version 14.0.0 Release 14Reference RTS/TSGC-0423072ve00 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
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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. European Telecommunications Standards Institute 2017. All rights res
8、erved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are Trade Marks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. GSM and the GSM logo are Trade Marks registered and owned b
9、y the GSM Association. ETSI ETSI TS 123 072 V14.0.0 (2017-04)23GPP TS 23.072 version 14.0.0 Release 14Intellectual 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 a
10、vailable 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 are available on the ETSI Web s
11、erver (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) which are, or may be, or may be
12、come, essential to the present document. Foreword This Technical Specification (TS) has been produced by the ETSI 3rdGeneration Partnership Project (3GPP). The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or GSM identities. These shou
13、ld be interpreted as being references to the corresponding ETSI deliverables. The cross reference between 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
14、“, “need not“, “will“, “will not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 of 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 V14.
15、0.0 (2017-04)33GPP TS 23.072 version 14.0.0 Release 14Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 5g31 Scope 6g32 Normative references . 6g33 Definitions and abbreviations . 6g33.1 Abbreviations . 6g34 Information flow 7g35 Messages and their Contents
16、 7g35.1 Messages between the MS and the MSC 7g35.1.1 CD Request . 7g35.1.2 CD Request ack 8g35.1.3 CD Request 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 Cal
17、l negative response 9g36 Functions of the serving MSC 9g36.1 Procedure Handling_CD_MSC 9g36.2 Procedure 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 Proce
18、dure CD_Authorization . 16g37.2 Procedure CAMEL_Check_CD_Interaction 16g38 Interaction with other supplementary 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 A
19、dvice of Charge (AoC) 19g38.8 Call Barring Services 19g38.9 Explicit call transfer (ECT) 19g38.10 Completion 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 Routei
20、ng . 20g310 Information stored in the HLR . 20g311 State transition model . 21g312 Transfer of information from HLR to VLR . 21g313 Information stored in the VLR . 21g314 Handover 21g3ETSI ETSI TS 123 072 V14.0.0 (2017-04)43GPP TS 23.072 version 14.0.0 Release 14Annex A (informative): Change history
21、 . 22g3History 23g3ETSI ETSI TS 123 072 V14.0.0 (2017-04)53GPP TS 23.072 version 14.0.0 Release 14Foreword This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP). This specification describes the technical realization of the Call Deflection supplementar
22、y service within the 3GPP system. The contents of the present document are subject to continuing work within the TSG and may change following formal 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 increa
23、se 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 Indicates TSG approved document under change control. y the second digit is incremented for all changes of substance, i.e. technical enhancements, correctio
24、ns, updates, etc. z the third digit is incremented when editorial only changes have been incorporated in the specification; ETSI ETSI TS 123 072 V14.0.0 (2017-04)63GPP TS 23.072 version 14.0.0 Release 141 Scope This Technical Specification gives the stage 2 description of the Call Deflection supplem
25、entary service. 2 Normative 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, version number, etc.) or non-specific. - For a
26、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 that document in the same Release as the pr
27、esent document. 1 3GPP TR 21.905: “3GPP Vocabulary“. 2 3GPP TS 23.011: “Technical realization of supplementary services“. 3 3GPP TS 23.018: “Basic call handling; Technical realization“. 4 3GPP TS 23.078: “Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase 2; Stage 2“ 5 3GPP TS 2
28、3.079: “Support of Optimal Routeing (SOR); Technical realisation“ 6 3GPP TS 23.081: “Line identification supplementary services - Stage 2“. 7 3GPP TS 23.085: “Closed User Group (CUG) supplementary services - Stage 2“. 8 3GPP TS 23.091: “Explicit Call Transfer (ECT) supplementary service - Stage 2“.
29、9 3GPP TS 23.093: “Technical Realisation of Completion of Calls to Busy Subscriber (CCBS)“. 3 Definitions and abbreviations 3.1 Abbreviations Abbreviations used in this specification are listed in TR 21.905. For the purpose of this specification the following abbreviations apply: CD: Call Deflection
30、 ETSI ETSI TS 123 072 V14.0.0 (2017-04)73GPP TS 23.072 version 14.0.0 Release 144 Information flow Figure 4.1: Information flow for Call Deflection 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. Info
31、rmation 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 absent Destination NWMSMSCVLRGMSCI
32、AMSIFICCompleteCallSet-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 V14.0.0 (2017-04)8
33、3GPP TS 23.072 version 14.0.0 Release 145.1.2 CD Request ack The CD Request ack message is sent from the MSC to MS direction. This message contains no information elements. 5.1.3 CD Request negative response CD Request negative response message is sent from the MSC to MS direction. The negative resp
34、onse information element can take the following values: - service not subscribed; - deflected-to number is own number; - deflected-to number is a special service code; - number invalid; - call barred; - SS incompatibility; - forwarding violation; - forwarding failure. 5.2 Messages between the MSC an
35、d 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. The negative response information element can take the following additional value: - Call Deflection. For the purpose of the CD supplementary service t
36、he following additional information elements for the Process Call Waiting negative response 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 subscrib
37、er; shall be present if it was entered by the served subscriber; otherwise shall be absent 5.2.2 Complete Call negative response For the description of the Complete Call negative response message refer to TS 23.018. The negative response information element can take the following additional value: -
38、 Call Deflection. For the purpose of the CD supplementary service the following additional information elements for the Complete Call negative response message are required. Information element name Required Description Deflected-to number M Number of the C subscriber as entered by the served subscr
39、iber. Deflected-to subaddress C Subaddress of the C subscriber; shall be present if it was entered by the served subscriber; otherwise shall be absent ETSI ETSI TS 123 072 V14.0.0 (2017-04)93GPP TS 23.072 version 14.0.0 Release 145.2.3 Send Info for Incoming Call negative response For the descriptio
40、n 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 number; - deflected-to number is a special service code; - number invalid; - c
41、all 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 supplementary 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 Proce
42、dure 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 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 unsu
43、ccessful 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 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_Su
44、ccess 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 received 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
45、TS 123 072 V14.0.0 (2017-04)103GPP TS 23.072 version 14.0.0 Release 14Figure 6.1: Procedure Handling_CD_MSC Procedure in the MSC to handle an Call Deflection request received from the MSThe procedure sets the value of the negative response information element of theComplete Call negative response me
46、ssage orProcess Call Waiting negative response message respectivelyProcedure Handling_CD_MSC 1(1)Set negativeresponse:Call DeflectionETSI ETSI TS 123 072 V14.0.0 (2017-04)113GPP TS 23.072 version 14.0.0 Release 14Figure 6.2: Procedure CD_Reject Procedure in the MSC to handle Call Deflection after un
47、succesfulinvocation in the VLRProcedure CD_Reject 1(1)Signals to/from the leftare to/from the BSSCD inprogressCD RequestnegativeresponseYesNoETSI ETSI TS 123 072 V14.0.0 (2017-04)123GPP TS 23.072 version 14.0.0 Release 14Figure 6.3: Procedure CD_Failure Procedure in the MSC to handle Call Deflection
48、 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 V14.0.0 (2017-04)133GPP TS 23.072 version 14.0.0 Release 14Figure 6.4: Procedur
49、e CD_UUS_Interaction Procedure in the MSC to handlethe interaction scenario with UUSProcedure CD_UUS_Interaction 1(1)Signals to/from the leftare to/from the BSSReleasetransactionCD RequestnegativeresponseSet negativeresponse:SS in compatibilityETSI ETSI TS 123 072 V14.0.0 (2017-04)143GPP TS 23.072 version 14.0.0 Release 14Procedure in th e MSC to ha nd leC D a fter su cce ss ful invo cationProcedure CD_Success 1(1)Sig na ls to/from the lefta re to/from the BSSCD_Notify_SS_InvocationCD inprogressCD R eq ue stac kReleasetrans actionYesNoFigure 6.5: Procedure C
