Most voted questions under tag ue

+2 votes

1 answer

Can more than one QOS flow data flows into the single DRB in 5G?

posted Jan 3, 2018 by Himani

+2 votes

LTE: RRC Connection Request message passes through which logical channel ? [MCQ]

posted Nov 25, 2017 by Harshita

+2 votes

1 answer

5G:MAC is doing priority handling between UE's and logical channel then why do we need SDAP?

posted Nov 22, 2017 by Jaganathan

+2 votes

0 answers

How to trace voice call in LTE?

posted Nov 14, 2017 by Bharat Kumar

+2 votes

0 answers

Why do we need different security keys in MENB and SENB?

posted Nov 10, 2017 by Rohit Verma

+2 votes

2 answers

How ENB recognize incoming packet is voice packet or data packet?

posted Nov 10, 2017 by Rohit Verma

+2 votes

1 answer

How ENB and WIFI communicates in LAA?

posted Oct 13, 2017 by Ankit Mishra

+2 votes

0 answers

How LBT(listen before talk) works in LAA?

posted Oct 5, 2017 by Ankit Mishra

+2 votes

0 answers

How ENB will come to know channel is free or occupied in unlicenced sectrum?

posted Oct 5, 2017 by Ankit Mishra

+2 votes

2 answers

How two ENB communicates about scheduling information of UE's in LTE CA?Which interface it uses to communicate?

posted Oct 3, 2017 by Ankit Mishra

+2 votes

1 answer

can we use MIMO in CA?

posted Oct 3, 2017 by Ankit Mishra

+2 votes

1 answer

Why does LTE allocates different IP to UE for each PDN?

posted Sep 22, 2017 by Himani

+2 votes

1 answer

Which operator supports connected mode DRX?

posted Sep 21, 2017 by Karan Patel

+2 votes

0 answers

Why QCI 6 , 8 and 9 bearer is serving same service?

posted Sep 20, 2017 by Dheerendra

+2 votes

1 answer

How SGW knows ENB tunneling ID because MME will select SGW in the initial attach but SGW not aware of ENB?

posted Aug 24, 2017 by Charan Shah

+2 votes

4 answers

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

posted Aug 18, 2017 by Jaganathan

+2 votes

0 answers

What is Activation/Deactivation of PDCP duplication MAC CE?

posted Aug 4, 2017 by Jaganathan

+2 votes

1 answer

How contention will be resolved in case ENB selected preamble?

posted Aug 1, 2017 by Himani

+2 votes

1 answer

Ho many times can we re-transmit the RACH preamble?

posted Aug 1, 2017 by Ankit Mishra

+2 votes

0 answers

Why ROHC is not supported in split bearer in 5G?

posted Jul 31, 2017 by Jaganathan

+2 votes

1 answer

Without MAC HARQ configuration how MSG3 is receiving ACK/NACK form ENB ,

posted Jul 27, 2017 by Akhilesh

+2 votes

1 answer

How UE will get to know no of antenna supported by ENB?

posted Jul 25, 2017 by Charan Shah

+2 votes

1 answer

How many no of TB's can be transmitted per TTI in LTE?

posted Jul 20, 2017 by Rohit Verma

+2 votes

1 answer

Who will decide which application data should flow into which bearer?

posted Jul 19, 2017 by Bharat Kumar

+2 votes

1 answer

What is BRS in 5g(NR) and what is the use of BRS?

posted Jul 19, 2017 by Jaganathan

+2 votes

0 answers

How receiving UE knows where to listen for PSCCH in sidelink communication ?

posted Jul 19, 2017 by Prabhavathi

+2 votes

1 answer

What is the use of TTI bundling and when it will be enabled?

posted Jul 18, 2017 by Akhilesh

+2 votes

1 answer

How many carrier component can we aggregate in 5G (NR)?

posted Jul 17, 2017 by Akhilesh

+2 votes

1 answer

How many Secondary ENB can be active at a time in dual connectivity?

posted Jul 17, 2017 by Jaganathan

+2 votes

1 answer

What is frequency selective scheduling in lte?

posted Jul 14, 2017 by Gnanendra Reddy

+2 votes

1 answer

Why secondary carrier is not having control channels?

posted Jul 11, 2017 by Himani

+2 votes

0 answers

Why E field is not introduced in Rel15 MAC?

posted Jul 4, 2017 by Jaganathan

+2 votes

0 answers

LTE: How precisely UE location can be found by network without depending on any application ?

posted Jul 1, 2017 by Neeraj Mishra

+2 votes

1 answer

What is recommended bit rate MAC CE?

posted Jun 29, 2017 by Jaganathan

+2 votes

1 answer

How ENB will find out whether UE supports MIMO or not?

posted Jun 12, 2017 by Dheerendra

+2 votes

1 answer

LTE: After which LTE procedure, MME fetches the UE subscription details from the HSS ?

posted Jun 11, 2017 by Ganesh

+2 votes

2 answers

LTE: Why UE does not "attach complete" message along with "RRC Connection Reconfiguration Complete" ?

posted Jun 9, 2017 by Ganesh Kumar

+2 votes

1 answer

Can someone please explain the how emergency attach will work ? (call flow)

posted May 12, 2017 by Dheerendra

+2 votes

1 answer

RRC Connection Reject (MO call)

posted Apr 26, 2017 by Arijit Chakraborty

+2 votes

0 answers

What is DMTC in LTE and why it is used?

posted Apr 20, 2017 by Charan Shah

+2 votes

3 answers

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

posted Apr 3, 2017 by Jaganathan

+2 votes

2 answers

LTE : ENB will include only UTRA objects or both EUTRA and UTRA objects ......

posted Mar 31, 2017 by Akhilesh

+2 votes

0 answers

LTE: what is blind handover in LTE & why it is used ??

posted Mar 31, 2017 by Akhilesh

+2 votes

1 answer

How and when does the enodeb activate or deactivate LTE-WifiAggregation?

posted Feb 28, 2017 by Gnanendra Reddy

+2 votes

0 answers

LTE: How P-CSCF select S-CSCF to send SIP invite request receives from UE ?

posted Feb 25, 2017 by Vikram Singh

+2 votes

1 answer

LTE : Dedicated Bearer establishment and terminations

posted Jan 25, 2017 by anonymous

+2 votes

1 answer

Why PGW sends Downlink TFTs to UE?

posted Jan 16, 2017 by Jim Tan

+2 votes

2 answers

LTE: Why a separate default bearer is required to exchange SIP signalling messages between UE and IMS network ?

posted Dec 20, 2016 by Vikram Singh

+2 votes

1 answer

LTE: When an eNodeB decide to enable TTI bundling for an UE ?

posted Nov 24, 2016 by Harshita

+2 votes

1 answer

Can anyone tell me what are the various Attach Request Type and Attach Accept response from Network

posted Nov 22, 2016 by Kashish Aggarwal