le專項優(yōu)化ki優(yōu)化指導手冊無線接通率-展示頁
2025-07-04 07:07本頁面
【正文】 與LAC在MME映射關(guān)系LACTAC映射問題重選規(guī)劃并配置問題TACLAC映射關(guān)系5 ERAB建立成功率分析 正常信令流程ERAB建立信令流程及重要counter統(tǒng)計節(jié)點如下圖：ERAB建立信令流程：l Initial Context Setup過程通過MME向ENB下發(fā)的INITIAL CONTEXT SETUP REQUEST信令觸發(fā)。MME通過DL Information Transfer向UE發(fā)起鑒權(quán)請求。l eNB選擇MME，向MME發(fā)送INITIAL UE MESSAGE消息，此信息攜帶了UE標示GUTI 或 IMSI。s bearers rejected during beare admission?pmRrcConnEstabFailBeareAdmissionRej+ YesRRC connrequest rejecte? No UE RRC connection RBSreject UE RRC connection RBS No stup UE RRC connection RBSpmRrcConnEstabSucc+ Stup plete pmRrcConnEstabSuccEm +pmRrcConnEstabSuccHpa +pmRrcConnEstabSuccMta +pmRrcConnEstabSuccMos +pmRrcConnEstabSuccMod +pmRrcConnEstabSuccDta +pmRrcConnEstabSuccGummeiNative + pmRrcConnEstabSuccEm + step for cause ”Emergency” pmRrcConnEstabSuccHpa + step for cause ”High Prio Access” pmRrcConnEstabSuccMta + step for cause ”Mobile Terminating Access” pmRrcConnEstabSuccMos + step for cause ”Mobile Originating Signaling pmRrcConnEstabSuccMod + step for cause ”Mobile Originating Data” pmRrcConnEstabSuccDta+ step for cause “Delay Tolerant Access” pmRrcConnEstabSuccGummeiNativeEnd RRC connection setup step when indicating “GUmmei type equal to native RRC接入成功率處理經(jīng)驗及流程根據(jù)之前處理RRC接入成功率的經(jīng)驗，RRC接入成功率主要從ENB問題、弱覆蓋、干擾、資源受限、license受限等方面來分析處理。Mobile Originating Data211。Mobile Originating Signaling211。Mobile Terminating Access211。High Prio Access211。Emergency211。Mobile Originating Data211。Mobile Originating Signaling211。Mobile Terminating Access211。High Prio Access211。Emergency211。RRC連接建立成功意味著UE與網(wǎng)絡(luò)建立了信令連接，是進行其他業(yè)務(wù)的基礎(chǔ)。RRC連接建立成功流程l RRC連接請求：UE通過UL_CCCH在SRB0上發(fā)送，攜帶UE的初始（NAS）標識和建立原因等，該消息對應(yīng)于隨機接入過程的Msg3l RRC連接建立：eNB通過DL_
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