Recent posts under tag lte

+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

+1 vote

1 answer

What is format/datatype of apn in egtpc, mme in case of more level ?

posted Apr 28, 2017 by Rakesh Kumar Suman

0 votes

1 answer

Why LCP is only at UE side , why not at ENB side?

posted Apr 28, 2017 by Poonam

+2 votes

1 answer

RRC Connection Reject (MO call)

posted Apr 26, 2017 by Arijit Chakraborty

+1 vote

1 answer

If ENB uses 4 * 4 MIMO then can we send 4 TB?

posted Apr 26, 2017 by Dheerendra

0 votes

1 answer

Is there any UL scheduler available at UE side ?

posted Apr 26, 2017 by Poonam

+4 votes

0 answers

Why there are only 504 Physical cell id ?

posted Apr 25, 2017 by Dheerendra

+1 vote

1 answer

How RR and QOS scheduler works in LTE? What is the difference between QOS and PF sceduler?

posted Apr 24, 2017 by Poonam

+4 votes

1 answer

How is PMI used by ENB in LTE?

posted Apr 23, 2017 by Prabhavathi

+1 vote

1 answer

How many PLMN is supported in single cell ?

posted Apr 21, 2017 by Himani

0 votes

1 answer

How UE will calculate channel quality indicator ?

posted Apr 21, 2017 by Himani

0 votes

0 answers

LTE: Is there any way to trigger paging message from SGW using openair-cn vms?

posted Apr 20, 2017 by anonymous

0 votes

0 answers

What are the ways to trigger paging message from enb?

posted Apr 20, 2017 by anonymous

+2 votes

0 answers

What is DMTC in LTE and why it is used?

posted Apr 20, 2017 by Charan Shah

0 votes

1 answer

LTE: What is the meaning of T310 & N310 and T310 & N311 timers?

posted Apr 20, 2017 by anonymous

+1 vote

2 answers

How many packet data network can be available for one single UE?

posted Apr 19, 2017 by Charan Shah

0 votes

1 answer

What is the use of DRXi inactivity timer and DRX retransmission timer?

posted Apr 19, 2017 by Charan Shah

+1 vote

1 answer

LTE: Physical Cell ID (PCI) vs Physical Layer Identity vs Physical layer cell identity group number

posted Apr 18, 2017 by anonymous

0 votes

1 answer

LTE: What is the difference between CellReselPriority and ConnFreqPriority?

posted Apr 18, 2017 by anonymous

0 votes

0 answers

What is SAF ?

posted Apr 17, 2017 by Ankit Mishra

0 votes

1 answer

What is bucket size duration in LTE?

posted Apr 17, 2017 by Ankit Mishra

+1 vote

1 answer

Is SDN applicable only for data plane or can it be used for the control plane also ?

posted Apr 15, 2017 by Harshita

+1 vote

2 answers

LTE: In which scenarios SGW and PGW can be combined during deployment ?

posted Apr 15, 2017 by Harshita

0 votes

1 answer

How warning messages scheduled in MAC layer?

posted Apr 13, 2017 by Sakshi Rai

0 votes

1 answer

Why rate matching is required in LTE?

posted Apr 13, 2017 by Akhilesh

+1 vote

0 answers

Can anyone help me out what are the bugs you have faced while doing MME functional testing(S1AP/ NAS/ GTP-C)

posted Apr 12, 2017 by anonymous

+1 vote

1 answer

Which event type is time critical handover in LTE?

posted Apr 12, 2017 by Akhilesh

0 votes

1 answer

how to decide scaling factor and duration of PHICH?

posted Apr 11, 2017 by Sakshi Rai

–2 votes

2 answers

Why network triggers identity request after authentication procedure ?

posted Apr 11, 2017 by Sakshi Rai

0 votes

2 answers

How RLC differentiate received PDU is new transmission or re-transmission?

posted Apr 10, 2017 by Himani

+2 votes

0 answers

In the charging system in mobile networks, What exactly are these 2 terms mean ( Tarrif & Rating Group) ?

posted Apr 7, 2017 by Ahmed Magdy

+1 vote

0 answers

Is it possible to create VOLTE user services directly in UDC without going through mmtel?

posted Apr 7, 2017 by anonymous

+2 votes

1 answer

How MME selects HSS? Is it based on DNS or predefined configuration ?

posted Apr 7, 2017 by Ankit Mishra

+1 vote

1 answer

What is protocol error detection and recovery?

posted Apr 7, 2017 by Ankit Mishra

+1 vote

1 answer

LTE: What is DRS in LAA and what is the use of this signal?

posted Apr 6, 2017 by Himani

0 votes

1 answer

What is the use of ISR flag , what is the use incase of inter-RAT handover ???

posted Apr 6, 2017 by Akhilesh

+1 vote

2 answers

when UE send GUTI, IMSI, S-TMSI?

posted Apr 5, 2017 by anonymous

+1 vote

0 answers

How does the GGSN know the IMSI of the mobile station in case it receives downlink pdp pdu (packet)?

posted Apr 5, 2017 by Ahmed Magdy

+1 vote

2 answers

Is C_RNTI is mandatory in mobility control info

posted Apr 5, 2017 by Akhilesh

+2 votes

1 answer

Recovery IE in GTPC echo message.

posted Apr 5, 2017 by Naren Nishad

+2 votes

1 answer

what is difference between ULR and AIR ? what is the condition mme will trigger these messages ?

posted Apr 4, 2017 by anonymous

+1 vote

1 answer

when mme initiates Authentication Information request(AIR)/ULR/PUR ?

posted Apr 4, 2017 by Rakesh Kumar Suman

+1 vote

1 answer

QCI 5 is mandatory for IMS SIP Signalling?

posted Apr 3, 2017 by Anand Yadav

+2 votes

3 answers

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

posted Apr 3, 2017 by Jaganathan

+1 vote

1 answer

LTE: Why HARQ re-ordering is required in RLC UM mode ???

posted Apr 3, 2017 by Himani

+1 vote

0 answers

Interworking of UMTS/GSM with VoLTE?

posted Apr 1, 2017 by Anand Yadav

+1 vote

0 answers

MT Call from 2G/3G to VoLTE User

posted Apr 1, 2017 by Anand Yadav

0 votes

2 answers

Can a VoLTE Call Data flow on IMS Default Bearers?

posted Apr 1, 2017 by Anand Yadav

+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