Most answered questions under tag lte

+3 votes

6 answers

CCA being rejected by PGW

posted Sep 11, 2015 by Pdk

+1 vote

5 answers

Dedicated bearer creation QOS relates?

posted Oct 19, 2015 by Pdk

+4 votes

5 answers

How the Power Save Operation performs in LTE?

posted Jun 9, 2014 by Amarvansh

+2 votes

4 answers

Why variable sub carrier spacing is introduced in 5G NR?

posted Aug 18, 2017 by Jaganathan

+3 votes

4 answers

How we know about PDSCH location from PDCCH?

posted May 14, 2017 by Gnanendra Reddy

+2 votes

4 answers

Bandwidth restriction at PGW

posted Nov 25, 2015 by Pdk

+6 votes

4 answers

VoLTE: Does a network need to establish a separate default bearer for IMS call ?

posted Oct 24, 2015 by Harshita

+1 vote

4 answers

Why we need Two types of Security modes (NAS,AS) in LTE

posted Oct 9, 2015 by Mallikharjuna Reddy

+3 votes

4 answers

LTE: Incase of handover, when will UE recieves Target eNB systemInformation(SIB,MIB) ?

posted Feb 13, 2015 by Kishore Kumar Ponukumati

+4 votes

4 answers

Will RRC connection re-establishment be successful to other than source eNB after Ho failure?

posted Oct 13, 2014 by anonymous

+4 votes

4 answers

LTE simulator for EPC?

posted Sep 17, 2014 by Yogeshwar Thakur

+1 vote

4 answers

LTE :when ongoing RACH will be aborted ?

posted Aug 22, 2014 by Bheemappa G

+1 vote

4 answers

In LTE network when MME triggers for tracking area update to UE?

posted Jun 8, 2014 by anonymous

+3 votes

4 answers

LTE : Why does MIB transmitted over PBCH and SIBs at PDSCH ?

posted Mar 31, 2014 by Neeraj Mishra

+5 votes

4 answers

Why we need SGW/PGW separately in LTE?

posted Nov 24, 2013 by sivanraj

+6 votes

4 answers

LTE: Why does PHICH info present on MIB ?

posted Nov 5, 2013 by Vikram Singh

+1 vote

4 answers

Why is Security command required at both NAS and RRC levels?

posted Jul 11, 2013 by Chandra Javalkar

+1 vote

4 answers

The Role of DIAMETER in IMS?

posted Jul 9, 2013 by Salil Agrawal

+2 votes

4 answers

IMSI Vs MSISDN

posted Jul 4, 2013 by Salil Agrawal

0 votes

3 answers

Does UE attempt the Contention based RACh during the Handover?

posted Jul 9, 2019 by Anchal Nigam

+1 vote

3 answers

What will be the MSG3 if RACH triggered to get an UL grant alone?

posted May 21, 2019 by Jaganathan

+1 vote

3 answers

Can ENB receive data during UE's DRX off duration?

posted Apr 24, 2019 by Ankit Mishra

+1 vote

3 answers

Can UE reject the HO command received in RRC reconfiguration?

posted Aug 10, 2018 by Jaganathan

+1 vote

3 answers

LTE: Is it necessary VoLTE call packets should use QCI 1 bearer for transmission ?

posted Mar 30, 2018 by Harshita

+2 votes

3 answers

5G: Why control and user plane separation is required ? And how it is going to bring better user experience ?

posted Mar 21, 2018 by Harshita

+1 vote

3 answers

How many no of preambles available for RACH in 5G NR cell?

posted Aug 2, 2017 by Jaganathan

0 votes

3 answers

If One PS call is already established in LTE network and same UE are making a cs call , what happened ?

posted Jul 27, 2017 by Shyam Singh Pal

+2 votes

3 answers

what mme does once mme gets ULA(update location answer ) from HSS with respect to egtpc?

posted May 1, 2017 by Rakesh Kumar Suman

+2 votes

3 answers

Why do we need only contention free RACH in LAA cells?

posted Apr 3, 2017 by Jaganathan

+5 votes

3 answers

In LTE does UE performs contension based RACH or contension free RACH for UE uplink sync?

posted Feb 17, 2017 by Prabhavathi

+1 vote

3 answers

what is MBSFN feature in LTE?

posted Oct 14, 2016 by Sneha Maganahalli

+2 votes

3 answers

How UE informed about the interval of radio resources being assigned to it?

posted Sep 13, 2016 by Gnanendra Reddy

+1 vote

3 answers

How frame boundary is obtained by SSS?

posted Sep 12, 2016 by Bhagyashree R

+5 votes

3 answers

LTE: How does charging work when an UE handover to wifi network from LTE network ?

posted Jul 16, 2016 by Vikram Singh

+1 vote

3 answers

Diameter : In what scenarios following AVPs are added in a Diameter based message ?

posted Mar 27, 2016 by Harshita

+2 votes

3 answers

Will it be possible to send multiple CCR-I with same session id and different rating groups?

posted Mar 3, 2016 by Chinmoy Padhi

+3 votes

3 answers

LTE: What the eNodeB does when there is no target eNodeB is available to handover an UE ?

posted Jan 30, 2016 by Vikram Singh

+2 votes

3 answers

LTE: When does an eNodeB send "UE Context Release Request" message for an UE to MME ?

posted Jan 30, 2016 by Harshita

+4 votes

3 answers

Correlation b/w Gx, Gy and Sy

posted Dec 28, 2015 by Pdk

+3 votes

3 answers

How mme will react when it didn't receive WRITE-REPLACE WARNING RESPONSE after sending WRITE-REPLACE WARNING REQUEST.

posted Nov 21, 2015 by M.chandra Sheker

+3 votes

3 answers

eNB include only utra objects or eutra objects or both while configuring UE to send Measurement reports during IRAT ho?

posted Oct 21, 2015 by Gnanendra Reddy

+3 votes

3 answers

Handle error scenarios in the PCRF (over Gx interface)

posted Sep 18, 2015 by Pdk

+3 votes

3 answers

Please explain BLER (IBLER & RBLER) Procedure in LTE?

posted Jul 1, 2015 by Mohamed Qadri

+3 votes

3 answers

What is the difference between 3G to LTE redirection and 3G to LTE handover.

posted Jun 2, 2015 by anonymous

+1 vote

3 answers

Which process happens first RACH Process, PSS & SSS Synchronization, PLMN Selection or CELL Selection/Reselection?

posted May 20, 2015 by Yeshwanth

+2 votes

3 answers

How Many MIB's & SIB's in LTE

posted May 19, 2015 by Vivek Bahadur Singh

+3 votes

3 answers

Why UL speed is always lesser than DL speed?

posted Apr 10, 2015 by Chirag Gangdev

+3 votes

3 answers

How to determine is Charging of user is Offline or Online ?

posted Mar 30, 2015 by anonymous

+2 votes

3 answers

On what basis we can decide tracking area with respect to cell/eNB or something else?

posted Mar 3, 2015 by anonymous

+3 votes

3 answers

Are there any SS7 Protocols being used in LTE for signalling?

posted Mar 3, 2015 by anonymous