17、 CSFB MO Call Flow Documentation and EriDoc | Ericsson Internal | CBC/EO 0341- 1030 Uen, Rev PF1 | 2012-10-09 | Page 12 CSFB MO Call Flow without PS HO Documentation and EriDoc | Ericsson Internal | CBC/EO 0341- 1030 Uen, Rev PF1 | 2012-10-09 | Page 13 CSFB MT Call Fl...
LTE MO CS Fallback Call Flow The precondition is the UE is registered to the LTE network. We do not have any VoLTE service available. So when the UE will originate the call, the network will ask the UE to move to 3G to initiate the call. +---+ +---+ +---+ | UE | | EUTR...
CSFB信令流程介绍 CSFallback–概念 ›用户登记在LTE网络下没有CS语音业务(在实施VoLTE之前)›当需要拨打电话或接收来电时，被触发回落到与LTE网络重叠的2G/3G网络电路域 ›当通话结束后重新接入LTE并继续之前的PS业务 LTEisland PS PS LTELTE LTECS(+PS)LTEGSM/3G 2015-03-13|Page2 CSFallback回落机制 ...
S1AP Message with CSFB Indicator PS signaling CSFB MO Call Flow CSFB MO Call Flow without PS HO CSFB MT Call Flow MSS MSC-S M-MGw MGCF IM-MGw MRFP Packet Core GSM / WCDMA RAN LTE RAN RC MME SAE Gw GGSN SGSN 4. Paging over SGs-interface CSFB Terminal 1. Subscriber registered in ...
(RIM)CS Fallback to WCDMA/GSM using RAN Information Management (RIM)For rapid voice call set-upN/AReleases (GA dates)Q3Q4Q1Q2Q4Q4Q1Q2Q3Q4Q1Q2Q3Q320132012201413B2012ACS Fallback – Suspend and ResumeSignaling reduction:Dynamic TAI list per UEMME support for MSC in Pool(2011A)CS Fallback ...