1、 ETSI TS 132 454 V14.0.0 (2017-04) Universal Mobile Telecommunications System (UMTS); LTE; Telecommunication management; Key Performance Indicators (KPI) for the IP Multimedia Subsystem (IMS); Definitions (3GPP TS 32.454 version 14.0.0 Release 14) TECHNICAL SPECIFICATION ETSI ETSI TS 132 454 V14.0.0
2、 (2017-04)13GPP TS 32.454 version 14.0.0 Release 14Reference RTS/TSGS-0532454ve00 Keywords LTE,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 but non lucratif enregistre la Sous
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9、registered and owned by the GSM Association. ETSI ETSI TS 132 454 V14.0.0 (2017-04)23GPP TS 32.454 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,
10、 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 are avail
11、able 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) which are
12、, or may be, or may become, essential to the present document. Foreword This Technical Specification (TS) has been produced 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 ide
13、ntities. These should 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“,
14、 “should not“, “may“, “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 E
15、TSI TS 132 454 V14.0.0 (2017-04)33GPP TS 32.454 version 14.0.0 Release 14Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 4g31 Scope 5g32 References 5g33 Abbreviations . 5g34 KPI definitions template . 5g35 IMS KPI definitions . 6g35.1 Accessibility KPI 6g
16、35.1.1 Initial Registration Success Rate of S-CSCF 6g35.1.2 Session Setup Time (Mean) 6g35.1.3 Session Establishment Success Rate . 6g35.1.4 Third Party Registration Success Rate 7g35.1.5 Re-registration Success Rate of S-CSCF 7g35.1.6 Session Setup Time Originated from IMS (Mean) . 8g35.1.7 Session
17、 Setup Time Originated from CS (Mean) . 8g35.1.8 Immediate Messaging Success Rate . 8g35.1.9 Session Establishment Network Success Rate 9g35.2 Retainability KPI 10g35.2.1 Call Drop Rate of IMS Sessions . 10g35.3 Utilization KPI . 10g35.3.1 Mean Session Utilization 10g3Annex A (informative): Use case
18、 for KPIs . 12g3A.1 Use case for initial registration success rate of S-CSCF related KPI . 12g3A.2 Use case for session setup time (mean) related KPI . 12g3A.3 Use case for session establishment success rate related KPI 12g3A.4 Use case for third party registration success rate related KPI 12g3A.5 U
19、se case for re-registration success rate of S-CSCF related KPI . 12g3A.6 Use case for call drop rate of IMS sessions related KPI . 12g3A.7 Use case for session set-up time originated from CS and IMS related KPI . 13g3A.8 Use case for mean session utilization related KPI 13g3A.9 Use case for immediat
20、e messaging success rate related KPI 13g3A.10 Use case of the session establishment network success rate related KPI . 13g3Annex B (informative): Change history . 14g3History 15g3ETSI ETSI TS 132 454 V14.0.0 (2017-04)43GPP TS 32.454 version 14.0.0 Release 14Foreword This Technical Specification has
21、been produced by the 3rdGeneration Partnership Project (3GPP). 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 the present document, it will be re-released by the TSG with an identi
22、fying change of release date and an increase in version number as follows: Version x.y.z where: x the first digit: 1 presented to TSG for information; 2 presented to TSG for approval; 3 or greater indicates TSG approved document under change control. y the second digit is incremented for all changes
23、 of substance, i.e. technical enhancements, corrections, updates, etc. z the third digit is incremented when editorial only changes have been incorporated in the document. ETSI ETSI TS 132 454 V14.0.0 (2017-04)53GPP TS 32.454 version 14.0.0 Release 141 Scope The present document specifies Key Perfor
24、mance Indicators (KPIs) for the IP Multimedia Subsystem (IMS). 2 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 nu
25、mber, 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 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that d
26、ocument in the same Release as the present document. 1 3GPP TR 21.905: “Vocabulary for 3GPP Specifications“. 2 3GPP TS 32.409: “Telecommunication management; Performance Management (PM); Performance measurements - IP Multimedia Subsystem (IMS)“. 3 3GPP TS 32.410: “Telecommunication management; Key P
27、erformance Indicators (KPI) for UMTS and GSM“. 3 Abbreviations For the purposes of the present document, the abbreviations given in TS 21.905 1 and the following apply. IMS IP Multimedia Subsystem KPI Key Performance Indicator 4 KPI definitions template KPI definitions template refers to 3GPP TS 32.
28、410 3. ETSI ETSI TS 132 454 V14.0.0 (2017-04)63GPP TS 32.454 version 14.0.0 Release 145 IMS KPI definitions 5.1 Accessibility KPI 5.1.1 Initial Registration Success Rate of S-CSCF a) Initial registration success rate of S-CSCF b) This KPI describes the ratio of the number of successfully performed i
29、nitial registration procedures of S-CSCF to the number of attempted initial registration procedures of S-CSCF for IMS network and is used to evaluate accessibility performance provided by IMS and network performance. c) This KPI is obtained by successful initial registration procedures of S-CSCF div
30、ided by attempted initial registration procedures of S-CSCF. d) UR.SuccInitRegIRSR *100%UR.AttInitRegscscfscscf=e) UR.AttInitReg UR.SuccInitReg (See in 3GPP TS 32.409 2) f) IMS g) Accessibility h) Percentage i) RATIO 5.1.2 Session Setup Time (Mean) a) Session setup time (Mean) b) This KPI provides t
31、he mean setup time of the sessions. c) This KPI is obtained by performance measurement: successful session establishment time (Mean). d) SSTOI= SC.SessionEstabTimeMean.MediaName e) SC.SessionEstabTimeMean.MediaName (See in 3GPP TS 32.409 2). f) IMS g) Accessibility h) milliseconds i) MEAN 5.1.3 Sess
32、ion Establishment Success Rate a) Session Establishment Success Rate b) This KPI describes the ratio of the number of successful originating session establishment to the number of attempted originating session establishment and the ratio of the number of successful terminating session establishment
33、to the number of attempted terminating session establishment for IMS network and is used to evaluate accessibility performance provided by IMS and network performance. ETSI ETSI TS 132 454 V14.0.0 (2017-04)73GPP TS 32.454 version 14.0.0 Release 14If it is calculated by I-CSCF, it includes the succes
34、sful rate of terminating session establishment of the own subscribers and the outbound roamers. If it is calculated by P-CSCF, it includes the successful rate of terminating session establishment of the own subscribers and the inbound roamers. c) This KPI is obtained by the number of successful sess
35、ion establishments divided by the number of attempted session establishments for originating side and terminating side respectively for IMS. d) SC.SuccSessionOrig.SESR_OrigSC.AttSessionOrigTypetype=SC.SuccSessionTerm.SESR_TermSC.AttSessionTermTypetype=e) SC.AttSessionOrig SC.SuccSessionOrig.type typ
36、e: SIP_180, SIP_200_OK. SC.AttSessionTerm SC.SuccSessionTerm.type type: SIP_180, SIP_200_OK. (See in 3GPP TS 32.409 2) f) IMS g) Accessibility h) Percentage i) RATIO 5.1.4 Third Party Registration Success Rate a) Third party registration success rate b) This KPI describes the ratio of the number of
37、successfully performed third party registration procedures to the number of attempted third party registration procedures for IMS network and is used to evaluate accessibility performance provided by IMS and network performance. c) This KPI is obtained by successful third party registration procedur
38、es divided by attempted third party registration procedures. d) UR.Succ3rdPartyRegTPRSR 100UR.Att3rdPartyRegscscfscscf* %=e) UR.Att3rdPartyReg UR.Succ3rdPartyReg (See in 3GPP TS 32.409 2) f) IMS g) Accessibility h) Percentage i) RATIO 5.1.5 Re-registration Success Rate of S-CSCF a) Re-registration s
39、uccess rate of S-CSCF b) This KPI describes the ratio of the number of successfully performed re-registration procedures of S-CSCF to the number of attempted re-registration procedures of S-CSCF for IMS network and is used to evaluate accessibility performance provided by IMS and network performance
40、. ETSI ETSI TS 132 454 V14.0.0 (2017-04)83GPP TS 32.454 version 14.0.0 Release 14c) This KPI is obtained by successful re-registration procedures of S-CSCF divided by attempted re-registration procedures of S-CSCF. d) UR.SuccReRegRRSR 100UR.AttReRegscscfscscf* %=e) UR.AttReReg UR.SuccReReg (See in 3
41、GPP TS 32.409 2) f) IMS g) Accessibility h) Percentage i) RATIO 5.1.6 Session Setup Time Originated from IMS (Mean) a) Session setup time originated from IMS (Mean) b) This KPI provides the mean setup time of the successful IM CN subsystem originated calls. c) This KPI is obtained by performance mea
42、surement: call set-up time (mean), IM CN originated d) MSSTOI= CC.SetupTimeImOrigMean. e) CC.SetupTimeImOrigMean (See in 3GPP TS 32.409 2). f) IMS g) Accessibility h) Millisecond i) MEAN 5.1.7 Session Setup Time Originated from CS (Mean) a) Session setup time originated from CS (Mean) b) This KPI pr
43、ovides the mean setup time of the successful CS network originated calls. c) This KPI is obtained by performance measurement: call set-up time (Mean), CS network originated d) MSSTOC= CC.SetupTimeCsOrigMean. e) CC.SetupTimeCsOrigMean. (See in 3GPP TS 32.409 2). f) IMS g) Accessibility h) Millisecond
44、 i) MEAN 5.1.8 Immediate Messaging Success Rate a) Immediate messaging success rate ETSI ETSI TS 132 454 V14.0.0 (2017-04)93GPP TS 32.454 version 14.0.0 Release 14b) This KPI describes the ratio of the number of successful immediate messaging procedures to the number of attempted immediate messaging
45、 procedures for IMS network and is used to evaluate accessibility performance provided by IMS and network performance. c) This KPI is obtained by the number of successful immediate messaging procedures divided by the number of attempted immediate messaging procedures. d) SC.SuccImMsgIMSR 100%SC.AttI
46、mMsg= e) SC.AttImMsg SC.SuccImMsg (See in 3GPP TS 32.409 2) f) IMS g) Accessibility h) Percentage i) RATIO 5.1.9 Session Establishment Network Success Rate a) Session Establishment Network Success Rate b) This KPI describes the ratio of the sum of number of successful session establishment and the n
47、umber of failed session establishment due to users behaviour factors to the number of attempted session establishment distinguished by originating side and terminating side for IMS network and is used to evaluate accessibility performance provided by IMS network. If it is calculated by I-CSCF, it in
48、cludes the successful rate of terminating session establishment of the own subscribers and the outbound roamers. If it is calculated by P-CSCF, it includes the successful rate of terminating session establishment of the own subscribers and the inbound roamers. c) This KPI is obtained by the sum of t
49、he number of successful session establishments and the number of failed session establishment due to user behaviour factors divided by the number of attempted session establishments for originating side and terminating side respectively for IMS. d) SENSR_Orig = ionOrigSC.AttSess84sionOrig.4SC.FailSes+04sionOrig.4SC.FailSes+00sionOrig.6SC.FailSes+86sionOrig.4SC.FailSes+reRingOrigSC.RelBefo+umsionOrig.sSC.SuccSesSENSR_Term = ionTermSC.AttSess84sionTerm.4SC.FailSes+04sionTerm.4SC.FailSes+00sionTerm.6SC.FailSes+86sionTerm.4SC.FailS
