EMM消息和ESM消息沖突導(dǎo)致未接通

1、EMM消息和ESM消息沖突導(dǎo)致未接通問題發(fā)生時(shí)間：2017/5/1319:48:30數(shù)據(jù)：ATU_20170513_LTE本地網(wǎng)廣州_4G_V0LTE語音_$強(qiáng)行歸類-運(yùn)營商-中國移動$-LTETDD_A57晚忙_0 x54220002_163400_MS4.lte問題描述：主叫19:47:44開始起呼，隨后正常信令流程，19:47:59收到振鈴180后，隨后收到網(wǎng)絡(luò)下發(fā)的480，隨后釋放轉(zhuǎn)載，一下個(gè)call起呼是統(tǒng)計(jì)未接通。被叫側(cè)19:47:44手段呼叫，隨后網(wǎng)絡(luò)下發(fā)ActivatededicatedEPSbearercontextrequest，終端未回應(yīng)Complete。6秒后網(wǎng)絡(luò)下發(fā)c

2、ancel（Reason:Q.850;cause=31,SIP;text=03100.09230.A.005.410.228.0.0.00088.00005481RARmessagetimeout）,隨后發(fā)起CSFB。問題發(fā)生時(shí)被叫占用廣州花都區(qū)鉆石商務(wù)大廈（搬遷）D-ELH-2小區(qū)，無線環(huán)境良好，RSRP-87,sinr19。ParamValueParamVaLeLTEWarkModeTDDRSRP叩1.25Band弟R5RJQT6SDLFrexi?nc?L8555ChR39.50DL期WTKRxwn；PJ5342pa胡BLERQd-rflRJCadwSIDP0LQ4M0SSiBKMBand

3、BOCHQ1BCEHRinual5ubBSIERilEhe-lSubkn低IFEASubParam訶LIE訶LIELTEWarkModeTIODflSRP切.L2Band擁fliRQ-JD.L8DLFfeiqy&nc?2585iJNH.LS50dlekn379DDnfP0Wtr(PU5CH：iLTpct3LBLEH.0DLWREadei：SQPOLQANOS刑曲BandBKHQ*日匸匚HRxQuai5ubBSEEMLevnlSubktijstiFER.9jb1S47：51.17fln?4r：!i3im1.47.557551S：47：-5fl.flWPCTimsBrantQii二Joeiah*1

4、:4.7:4033LTEKimwrlTIEW4T：4D-GBHLIEhSLtcassHcmt1.47:41.177EvrnL起Rflpnrt?210171116?0ingoingCall剛PnMVCChTI54T44321ActkgDadizsfcdEPERaqucsl19：47：4!i.321Aciv&D&jiraiMGPSSuccess1S：47：51.flfi3EvbMAIFDDrtC14.757760Evtnl起RepnrtS19：47：5fi.Q2巴峠MA3R-spartCI54TJ5E712LTEHORsquilInifirLltW.4T.59.mLIEKJ&XDEIEhCDeie

5、18:47:50513Ou1qdXJCaHSeUupciari194759539riginalrrgVdLTEnonmalReasn19J7595DBOufcjciirtgHockedCalil4BKU.InnaLTEPCTirritBienta業(yè)廿i?_:Detah亠lfi47:3T-P70EvnlA3F.-apsrtZlTE脫REquesi.inuaLit1S：47BigiLTEroSUKWSHDDfllF14759-6411r/URequest19i7：3B773EvenlA3Ft-epartCI54T35773LTEHORsquilIntraLit11.47.39794LTEMO&XS

6、&SHCMlW194T44929IncomingCallAfl&mDlVWTi19：47：4a.15D.tveDedicalEdEPSRe-quMlrenninaiKiVolte哎啦化iiActkHgDsdissfcdEPSRaquESlLxotinnUp血已ElAJUUiarflsalonPCnme|Qi&if亠!194?5&772+L-RRCCcnn&CtionHflCDn聞uraflcm+L-HHCCDnnoflionHEcnnhgunatinniZ：W4-756K(i+LSiBTpei訝桿&5卿+L亠HE也47苗瀕*Lo9p5：9b2.i圈兮堪時(shí))W4.75SSS7*L-RRCCDnn

7、KttinReciin聞u瀾OHIS4Tfleas?+L-=-HHCCDnnaflionHBCiinrigurstinniZ：19.47.5.215鼻IMS_SP_Nl-ir-：-RlnainaISO対桿開凸3*IM5_5F_PRi5CK194-75SSM*IMS_SP_PRA2K0M194?5930fi*IM5_5F_W1TdflO臨4TiM垃音IM5_SF_ffiK&47.5y.4i7+L-RRuCDnnecinRjeconfrflurMi3n陽尹型西丁耆L亠RRCCd凹旳叩航凹創(chuàng)帥二一PCHmeMessageQf-Tfil3S474STiyinaIflfl194745105tIM5_3I

8、P_WrTE-S3IS474*IMLL-HRiLCDrri&ciKinFLjKDnngurstiDnr9.-i7.l5.15DL-RRCC(;iYieiilRKt!tfiuuf5fiCfJ.翌4J:jy翌_J丄迪門河qD旳字網(wǎng)養(yǎng)腆ng他34T47.5MtIMS_SIF_INVrTE1ESAuDipnumonFtespiDrsE匚曲rM&fleQynmara39475117tIM5_3IPJNVrTE4i37IS4761544P&gmg1I_niIrTChmmrlnnTmetar問題分析：查看被叫在起呼前由廣州花都區(qū)花都田美西D-ELH-2-174147-12（PCI244）切換廣州花都區(qū)建橋路

9、FV華僑商業(yè)城D-ELH-2-175613-22（PCI352）小區(qū)，隨后發(fā)起TAU請求。但是由于兩個(gè)小區(qū)MOD3干擾嚴(yán)重，SINR-8.5,導(dǎo)致未收到TAUComplete消息。隨后進(jìn)行volte起呼，收到ActivatededicatedEPSbearercontextrequest消息后一直未回復(fù)Complete。從規(guī)范規(guī)定中了解到，當(dāng)EMM消息和ESM消息沖突時(shí)，要先暫停ESM消息。而TAU是EMM消息，EPSbearer是ESM消息，此時(shí)由于終端未收到TAUComplete,導(dǎo)致一直未響應(yīng)ESM消息。隨后超時(shí)網(wǎng)絡(luò)下發(fā)cancel。通過了區(qū)域處了解到MOD3干擾是由于廣州花都區(qū)花都田美

10、西D-ELH-2和3小區(qū)天線接反導(dǎo)致。MEEsaqsL.-MeasufemeniRsccn:lmi関垃呂口33園sinnRta&sril:-RisasuienrauResort4739079SJ739J15T9.J7.38.41fiGJ7.4C.6oEb4F-1CE二衛(wèi)&47-LCtr=：e!J474CE刮FteonrlC-r-riHonetE4r-4GF63TflJ?inP7dS.47.4C.&74lfi.47.40.67L-fcF&nmDLMftSSliremerii尺Epon：L-尺尺GCwn?何尺曰寸1間u姑網(wǎng)nL-MeasuiemfYiRfipo-iL-RRijLDnneacriRj

11、=oiriui3WiiL-SiBrSrlLSIESiSmZSi&i.SitiSiSTiLXJLm創(chuàng)渤HdASfe!-L-：-Me3Suieriie!ilReportCVrilUlHOLEHO尺測購LEHijinciraCeilAnsi-甩ipeLdicaxedEPsRfjqirfisire-miraij-Q/iLTEjinciTiiai49-47：3S773嗆刑9J7.uJ.9Z$9.47:45.150947:63他4/jakv:L2jm口ili-gemI；!.弋7圣C;：I7C：147：加吐732C：=lay.219.47:37.530血nFtepilC19:47:37.976EMn【A3FtepflilC|947:3eO&lLIEHORequesIIntraLTEiTPl-CDete!,5:47:SS.iMITflUFLequesL二Evenl_.l.iDEtaihL-RRCCDnneinriRecEnrauralKinu14730妙TL51B3l：5itei5t.315iD5SlbTl規(guī)范24301規(guī)定如下：Exceptfortheattachprocedureandtheservicerequestprocedure,duringEMMprocedurestheMMEshallsuspendthetransmiss