Topics tagged csfb

Topic	Replies	Views	Activity
Return from 2G to LTE with packet data off 4G LTE 2g-gsm , csfb , fast-return	4	656	October 19, 2025
CSFB Failure Rate 4G LTE csfb , 4g-lte	4	4712	May 26, 2025
UE taking too much time to return to LTE after CSFB to 3G 4G LTE csfb , 4g-lte , reselection	18	8607	November 11, 2024
Can I get CSFB attempts MME wise to identify which MME increased? 4G LTE 4g-lte , mme , csfb , performance-kpi , core	1	68	August 27, 2024
What are the reasons for UE reject CSFB 4G LTE csfb , 4g-lte	1	660	May 20, 2024
How to improve CSFB in CS domain? CORE csfb , performance-kpi , core	4	479	April 25, 2024
What is CSFB and SRVCC in LTE? 4G LTE csfb , srvcc , 4g-lte , mobility , selection , reselection , sip	11	48276	December 18, 2023
CSFB Combined Attached / LAC-TAC Mapping 4G LTE csfb , 4g-lte	7	10644	March 10, 2024
What could cause a UE not to fallback to 3G during a VoLTE call? 4G LTE 4g-lte , volte , optimization , csfb , 3g-umts-wcdma	21	666	March 12, 2024
Emergency CALL CSFB to GSM 2G GSM 4g-lte , csfb , 2g-gsm	1	546	February 12, 2024
Fast return to LTE_ nokia 3G 3G / 2G optimization , csfb , mobility , nokia	0	345	February 1, 2024
What should be normal call setup time 4G to CSFB 2G? 4G LTE csfb , 4g-lte	4	1702	January 9, 2024
How good to keep SRVCC “Off” and CSFB “On” or vice-versa in VoLTE enabled network? 4G LTE 4g-lte , optimization , csfb , volte , srvcc	1	463	December 30, 2023
2G to LTE reselection failure 4G LTE csfb , 4g-lte , reselection	6	805	December 28, 2023
CSFB : LTE EPC co-existence with 2G/3G CS Core for voice service RAN 4g-lte , csfb , 2g-gsm , 3g-umts-wcdma , mobility	0	503	December 20, 2023
UE was pushed down 3G and could't go back to 4G 4G LTE 4g-lte , csfb , mobility	1	455	October 16, 2023
CSfallback to other Plmn 4G LTE 4g-lte , csfb , 3g-umts-wcdma , core , plmn	0	454	September 23, 2023
Clarification about the Fastreturntolteswitch parameter 4G LTE 4g-lte , optimization , parameters , csfb	0	641	September 14, 2023
How network knows 3G Cell that UE will CS fallback? 4G LTE 4g-lte , optimization , csfb , solved	5	1405	September 14, 2023
How does UE signal support for NW support for CSFB and SRVCC for 2G? RAN csfb , srvcc , mobility , devices	1	372	August 30, 2023
How critical if eNB (4G only) does not support CSFB/SRVCC? 4G LTE csfb , srvcc , ibs-indoor-das	0	372	August 22, 2023
CSFB checking in EnodeB OSS and NOC 4g-lte , csfb , oss	0	411	August 16, 2023
Whats the demerits of U2L_CSFB_FAST_RETURN_PROC_OPTI_SWITCH in Huawei Vendor? 3G / 2G csfb , huawei	0	342	July 3, 2023
Two CSFB requests sent at same time? RAN csfb , core	1	385	June 7, 2023
CSFB to 3G with Release with Redirect 4G LTE csfb	0	409	May 24, 2023
Reason for iRAT handover failure during CSFB RAN csfb , mobility	1	461	May 19, 2023
CSFB and Fast Return 4G LTE 4g-lte , csfb , mobility	0	2854	May 7, 2023
R8-UE request CSFB service in LTE cell enabled flash CSFB based on RIM 4G LTE csfb , 4g-lte	14	2520	May 5, 2023
How to prioritise CS calls in 3G? RAN 3g , csfb , 4g-lte	10	821	May 5, 2023
What happens if we disable CSFB with PSHO? RAN csfb	1	405	May 5, 2023