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Recent posts under tag csfb

+1 vote
1 answer
TAU after csfb call end
posted Sep 23, 2018 by Raj
  • lte
  • csfb
  • 4g
  • volte
0 votes
1 answer
How UE latch to the UTRAN in CSFB?
posted Aug 9, 2017 by Jaganathan
  • lte
  • ue
  • csfb
  • enodeb
  • umts
0 votes
0 answers
CSFB: How signalling messages are exchanged in CSFB when UE moves from LTE to Legacy network ?
posted Jul 26, 2017 by Harshita
  • lte
  • csfb
  • ue
  • core network
  • data
0 votes
0 answers
How to reduce the CSFB setup time in LTE network (CFSB with the S3 interface)
posted Jul 21, 2017 by anonymous
  • lte
  • csfb
+4 votes
1 answer
LTE: Is there any option by which UE registers to LTE network for data and voice through 3G/legacy network?
posted Jun 10, 2017 by Harshita
  • lte
  • deployment
  • volte
  • csfb
0 votes
0 answers
LTE: What happen when ue recieve ps data during cs fallback?
posted Jan 18, 2017 by anonymous
  • lte
  • csfb
+1 vote
1 answer
How to decide which attach type shall use when UE set “IMS PS Voice preferred and CS Voice as secondary”?
posted Dec 16, 2016 by Jim Tan
  • lte
  • csfb
  • ims
  • ue
+2 votes
2 answers
LTE: Which network node converts PS call to CS call in the LTE network ?
posted Sep 30, 2016 by Rupam
  • lte
  • csfb
+1 vote
1 answer
LTE: What capabilities UE should support in order to receive SRVCC or CSFB based voice call ?
posted Sep 27, 2016 by Vikram Singh
  • srvcc
  • lte
  • csfb
  • enodeb
+1 vote
1 answer
How UE comes back to LTE network after csfb call?
posted Apr 6, 2016 by anonymous
  • lte
  • csfb
+2 votes
2 answers
What are the possible reason of CSFB Failure in LTE network?
posted Jan 12, 2016 by anonymous
  • lte
  • csfb
+3 votes
0 answers
CLR to MME during CSFB
posted Nov 9, 2015 by Michael Semama
  • lte
  • csfb
  • mme
+1 vote
1 answer
LTE : Has anyone tested Circuit Switch Fallback (CSFB) in the lab or in the field ?
posted Oct 16, 2015 by Harshita
  • lte
  • csfb
  • umts
  • gsm
+4 votes
0 answers
When CSFB call end while PS session ongoing then which procedure will be performed to move again LTE Network?
posted Oct 14, 2015 by anonymous
  • lte
  • csfb
+2 votes
0 answers
LTE: Can an active CSFB user roam around while voice call? If yes how?
posted Jul 9, 2015 by anonymous
  • lte
  • csfb
+1 vote
2 answers
How MME notify to LTE UE for CS call to perform CSFB when UE is in connected mode or idle mode?
posted May 29, 2015 by Veer Pal Singh Yadav
  • lte
  • enodeb
  • mme
  • csfb
+4 votes
1 answer
Why VoLTE power consumption is high as compare to CSFB?
posted Nov 10, 2014 by anonymous
  • lte
  • volte
  • csfb
+2 votes
3 answers
What is the advantage of using VoLTE and not useing CSFB?
posted Aug 20, 2014 by Yogeshwar Thakur
  • lte
  • csfb
  • volte
0 votes
1 answer
LTE: What does happen when UE does CS fallback in case of receiving voice call ?
posted May 20, 2014 by Neeraj Mishra
  • mme
  • csfb
  • lte
  • core
+2 votes
1 answer
Difference between CSFB and eCSFB ?
posted May 14, 2014 by Vishal
  • lte
  • csfb
+6 votes
1 answer
During CSFB voice call if any Packet data arrives for the UE then what will be the scenario ?
posted May 14, 2014 by Vishal
  • lte
  • gsm
  • csfb
+3 votes
1 answer
LTE: Why does "CS Fallback Indicator" IE present in UE Context Modification Request ?
posted Mar 20, 2014 by Harshita
  • lte
  • mme
  • csfb
  • s1ap
  • enodeb
+2 votes
1 answer
If an 4G modem falls back to 3G, does it required a PPP connection to make a new dial-up?
posted Mar 19, 2014 by Aman
  • lte
  • csfb
  • telecom
+4 votes
1 answer
LTE: Does the bearer(s)/session(s) get deleted when CS fallback happen for an UE?
posted Jan 10, 2014 by Harshita
  • lte
  • csfb
  • mme
  • pgw
  • sgw
+4 votes
0 answers
LTE: What are the interfaces need to upgrade to support CSFB ?
posted Jan 8, 2014 by Neeraj Mishra
  • lte
  • csfb
...