Most viewed questions under tag handover

+2 votes

1 answer

What is the difference between backward and forward handover procedure?

posted Sep 26, 2014 by Balwinder

+2 votes

0 answers

LTE: How source eNodeB get to know when it has to trigger handover required message towards MME ?

posted Mar 27, 2014 by Vimal Kumar Mishra

+3 votes

1 answer

How Inter-Band Handover Works in LTE?

posted Jun 30, 2015 by anonymous

+2 votes

0 answers

How PCI mod 3 or mod 6 effect in HANDOVER?

posted May 4, 2015 by anonymous

+3 votes

1 answer

LTE: How does source eNodeB decide to consider RSRP or RSRQ of neighbor cell for measurement ?

posted May 3, 2014 by Harshita

+3 votes

2 answers

Which 3gpp specifications talk of handover between FDD and TDD

posted Sep 6, 2013 by Sony Mohanty

+1 vote

1 answer

What is the use of EVENT A1 in LTE?

posted Aug 3, 2015 by Ashish Barapatre

+1 vote

0 answers

LTE to 3G IRAT handover fails in preparation phase

posted Feb 21, 2016 by Bijit Deb

+6 votes

1 answer

What is concept of Loss Handover and Lossless Handover in PDCP?

posted Mar 31, 2015 by anonymous

+4 votes

3 answers

Is it possible to know from UE logs that which handover has been occurred either S1-based or X2-based ?

posted May 13, 2014 by Rahul Vaidya

+3 votes

2 answers

LTE: What could be possible reasons of intra frequency X2 OR S1 handover failures?

posted Jan 24, 2016 by anonymous

+1 vote

1 answer

S1AP HO - HO FAILURE ISSUES

posted Feb 6, 2015 by Rajib Samui

+6 votes

2 answers

LTE: Does MME trigger Update location procedure as part of Handover procedure or after Handover ?

posted Jan 9, 2014 by Vimal Kumar Mishra

0 votes

1 answer

LTE: When Contention Free RACH procedure will fail?

posted Jul 29, 2015 by anonymous

+1 vote

1 answer

How "FullConfig" IE in RRC Connection reconfiguration affects during handover?

posted Mar 2, 2016 by Kathy

+4 votes

2 answers

What is the importance of sending ReestablishmentInfo in Handover Preparation message ?

posted Mar 17, 2015 by Sachidananda Sahu

0 votes

1 answer

LTE: What does source MME execute "Relocation Cancel Procedure" ?

posted May 8, 2014 by Vimal Kumar Mishra

+4 votes

2 answers

LTE: On what basis source MME forwards S10 handover message to target MME ?

posted Oct 1, 2014 by anonymous

+4 votes

1 answer

Handover form 4g to other network (3G, 2G, WiFi)

posted Dec 11, 2013 by anonymous

+2 votes

2 answers

LTE: How different threshold values are derived for different event like A1, A2, A3, A4 and A5 ?

posted Aug 9, 2016 by Ganesh

+2 votes

1 answer

what is mobilitycontrolinfo IE and idle modemobilitycontrolinfo IE in rrc ?

posted Nov 12, 2014 by Gnanendra Reddy

+5 votes

1 answer

Can someone give me the call flow of Handover from 3GPP access to Trusted Non-3GPP IP Access with MIPv4 FACoA on S2a ?

posted Apr 14, 2014 by Hiteshwar Thakur

+2 votes

1 answer

Format of gsm/gprs target cell id in GTPcV2 in case of srvcc handover

posted Mar 7, 2015 by Pdk

+1 vote

1 answer

LTE: Why does "Create Indirect Forwarding Tunnel procedure" optional ?

posted May 21, 2014 by Ganesh Kumar

+2 votes

1 answer

What are exactly the advantages of Redirection Over Handover During CSFB?

posted Aug 21, 2015 by anonymous

+2 votes

1 answer

LTE : Broadcasting of SIB4 sys information will it help for to get CGI information of cells?

posted Jul 21, 2014 by Bheemappa G

+2 votes

1 answer

LTE handover: Why does "TAC" required as part of "Target Id" IE within the forward relocation request message ?

posted Apr 21, 2014 by Vimal Kumar Mishra

+2 votes

1 answer

In Intra frequency X2-AP Handover how UE will measure neighbour cell RSRP,RSRQ.

posted Oct 6, 2015 by Mallikharjuna Reddy

+2 votes

2 answers

When eNB sends measObjectToRemoveList, reportConfigToRemoveList, measIdToRemoveList IEs in RRCconnectionReconfiguration?

posted Mar 16, 2016 by Gnanendra Reddy

+2 votes

2 answers

LTE: How an source eNodeB come to know about "TAI" of target eNodeB ?

posted Mar 20, 2014 by Vimal Kumar Mishra

+1 vote

1 answer

Why is there no Soft Handover in LTE?

posted Aug 27, 2013 by anonymous

+1 vote

1 answer

What is X2-based handover with Serving GW relocation in LTE?

posted Dec 16, 2014 by Gnanendra Reddy

+4 votes

1 answer

LTE: How does handover work between LTE and Wifi ?

posted Dec 9, 2015 by Harshita

+3 votes

1 answer

Establishing X2-Connection Between two ENBs where operator for them are different is possible or not ???

posted Feb 26, 2014 by Sachidananda Sahu

+2 votes

1 answer

LTE: How to improve the X2 handover poor success rate in LTE?

posted Aug 31, 2015 by anonymous

+7 votes

1 answer

LTE: How does inter rat handover work ?

posted Feb 4, 2014 by Ganesh Kumar

+7 votes

1 answer

What is the difference between Forward handover, Incoming successful handover ?

posted Nov 19, 2013 by Sachidananda Sahu

0 votes

1 answer

Which of the following statements are FALSE regarding S1-based handover?

posted Jun 17, 2014 by Juan Cruz Mikelsen

+4 votes

0 answers

LTE: Can someone please share wireshark logs for successful handover with MME and SGW relocation ?

posted Apr 19, 2014 by Vimal Kumar Mishra

+3 votes

1 answer

LTE: Why UE History Information IE has been kept as a mandatory field ?

posted Feb 13, 2014 by Vimal Kumar Mishra

0 votes

2 answers

LTE HANDOVER : Does PATH SWITCH REQ/ REQ ACK message exchange necessary to complete the handover procedure ?

posted Jun 4, 2014 by Vikram Singh

+1 vote

2 answers

LTE: Is it necessary to trigger tracking area update soon after handover procedure ?

posted Jun 27, 2017 by Harshita

+2 votes

2 answers

LTE HO: Is it possible after successful resource allocation at target eNodeB, source eNodeB sends HO Cancel ?

posted May 30, 2014 by Harshita

+3 votes

1 answer

How TAU in source eNB interrupts S1 handover (intra MME S1 HO)?

posted Feb 18, 2015 by Alkesh Mehta

+4 votes

1 answer

How target enodeb will validate the new incoming user during x2 or s1 handover?

posted Mar 24, 2015 by Srinivas Sambari

+3 votes

1 answer

LTE: How does LTE security key derivation way differ for the S1 and X2 handover ?

posted Dec 27, 2015 by Harshita

+1 vote

1 answer

LTE : Will CRE(cell range expansion) causes RLF (radio link failure)?

posted Aug 26, 2014 by Bheemappa G

0 votes

1 answer

X2 HO preparation success rate suddenly decreased with root cause as invalid MME Group ID and MME Group ID is unique?

posted Apr 17, 2018 by anonymous

+2 votes

1 answer

LTE: How does a target enodeB get to know which of the cell need to prepare for a received handover request ?

posted Mar 8, 2014 by Ganesh Kumar

+1 vote

1 answer

How we can decide to choose direct data forwarding in case of S1 Handover?

posted Dec 18, 2013 by anonymous