Most answered questions under tag lte

+1 vote

2 answers

Why QCI 9 and QCI 5 are always established and deactivated together?

posted Nov 5, 2017 by Faisal Adeem Siddiqui

+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

+1 vote

2 answers

In LTE/Volte Network one HSS can be share in both or required individual HSS?

posted Sep 13, 2017 by Shyam Singh Pal

+3 votes

2 answers

what type of RNTI used for scrambling ETWS paging message and UE specific paging message?

posted Sep 11, 2017 by Prabhavathi

0 votes

2 answers

While Handover why RLF is occurring?

posted Sep 5, 2017 by Ankit Mishra

+1 vote

2 answers

What is MAC configuration?When RRC will configure MAC ,Is it for every UE ?

posted Sep 4, 2017 by Himani

+1 vote

2 answers

In SRVCC PS-CS initiated.Why not PS-PS voice calls in SRVCC as 3G network is there to support handover for packet call ?

posted Aug 30, 2017 by Mohit Mohan

0 votes

2 answers

Why do we need NDI bit in HARQ process?However we have ACK/NACK mechanism then why do we need to NDI?

posted Aug 21, 2017 by Himani

+2 votes

2 answers

In LTE RRC connected state.what all protocols stack & signaling used to access internet in uplink direction at Enodeb?

posted Aug 18, 2017 by Mohit Mohan

+2 votes

2 answers

Downlink Data rate is more than Uplink data rate

posted Aug 18, 2017 by Sushant Bose

0 votes

2 answers

How UE distinguish incoming packet (from UE upper layer not from ENB) is SIP data or something else packet?

posted Aug 16, 2017 by Rohit Verma

+1 vote

2 answers

At which point the LTE throughput is measured ? At UE handset or Enodeb Antenna port or somewhere else?

posted Aug 11, 2017 by Mohit Mohan

0 votes

2 answers

During S1AP path switch request message, MME releases bearer for QCI 1 with radio network cause 30 and unknown erab id?

posted Aug 9, 2017 by anonymous

+1 vote

2 answers

Does UE capability says which 3Gpp release UE supports?

posted Aug 9, 2017 by Karan Patel

+1 vote

2 answers

Is it possible to aggregate two different ENB with two different Bands in LTE?

posted Jul 27, 2017 by Akhilesh

+1 vote

2 answers

Can anyone tell me the only difference and views between CSFB and VOLTE?

posted Jul 25, 2017 by anonymous

+2 votes

2 answers

LTE: Is it possible to share an eNodeB among multiple operators dynamically ?

posted Jul 22, 2017 by Vikram Singh

0 votes

2 answers

What is Access point name and what it does in LTE/UMTS/GPRS network?

posted Jun 28, 2017 by Dani Tene

+1 vote

2 answers

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

posted Jun 27, 2017 by Harshita

0 votes

2 answers

What is the need of sidelink channel in LTE? Where it is useful?

posted Jun 19, 2017 by Ankit Mishra

+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

+1 vote

2 answers

Why we need MAC to PHY interface in LTE? Why we dont have standard interface between other layers ?

posted Jun 2, 2017 by Himani

+1 vote

2 answers

LTE: How an UE comes to know its network supports configured APN ?

posted Jun 2, 2017 by Neeraj Mishra

+1 vote

2 answers

In LTE FDD MODE if uplink and downlink band width are different then how the UE will know about that ?

posted May 31, 2017 by anonymous

+1 vote

2 answers

why QPSK modulation scheme is used for all control channels in LTE ?

posted May 27, 2017 by anonymous

0 votes

2 answers

Handover Failure in LTE

posted May 24, 2017 by Yeshwanth

+1 vote

2 answers

Attach request without PDN connectivity request?Is this scenarion is possible in LTE?

posted May 23, 2017 by Himani

+2 votes

2 answers

What is SIP signalling in QCI table?Why it is needed in LTE?

posted May 22, 2017 by Dheerendra

+1 vote

2 answers

What is the difference between HSS and SPR? Why SPR is needed when HSS does the same job?

posted May 22, 2017 by Dheerendra

0 votes

2 answers

MME behavior when s1 Setup req is received twice from same eNB

posted May 16, 2017 by Sumit Deshmukh

0 votes

2 answers

What happens when UE in DRX idle mode?

posted May 11, 2017 by Akhilesh

+1 vote

2 answers

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

posted Apr 19, 2017 by Charan Shah

+1 vote

2 answers

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

posted Apr 15, 2017 by Harshita

–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

+1 vote

2 answers

when UE send GUTI, IMSI, S-TMSI?

posted Apr 5, 2017 by anonymous

+1 vote

2 answers

Is C_RNTI is mandatory in mobility control info

posted Apr 5, 2017 by Akhilesh

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

2 answers

What is the Bandwidth capacity of eNB ?

posted Mar 28, 2017 by Shilpy Agrawal

+1 vote

2 answers

LTE: Why padding is required in MAC layer.

posted Mar 24, 2017 by Rohit Verma

+1 vote

2 answers

LTE: How UE will detect Paging message when UE in IDLE mode

posted Mar 24, 2017 by Rohit Verma

0 votes

2 answers

Airplane mode in LTE/UMTS/GSM ?

posted Mar 21, 2017 by anonymous

0 votes

2 answers

Difference between NB-IOT and LTE in RACH

posted Mar 14, 2017 by anonymous

+3 votes

2 answers

LTE: How many types of charging scenarios come under the online charging system ?

posted Feb 25, 2017 by Vikram Singh

+1 vote

2 answers

How to calculate no of bits/bytes can be transfered in one resource block? and parameters should consider?

posted Feb 1, 2017 by Chakri

+2 votes

2 answers

How QCI Allocation in LTE ie. which QCI for which services?

posted Jan 14, 2017 by anonymous

+4 votes

2 answers

LTE, 5G: What all can be achieved by segregating control and user plane from LTE SGW and PGW nodes ?

posted Jan 12, 2017 by Harshita

+3 votes

2 answers

what are all possible information can be transfered in CCCH?

posted Jan 11, 2017 by Chakri

+3 votes

2 answers

LTE: Can a SGW initiate bearer release for an UE due to congestion or any other reason ?

posted Jan 10, 2017 by Harshita