Recent posts under tag lte

+4 votes

1 answer

LTE: How does authentication procedure work for the LTE network and why it is required ?

posted Dec 22, 2015 by Vikram Singh

+3 votes

1 answer

How many times UE can send rach when ue try to sync at target enb during HO

posted Dec 22, 2015 by Veer Pal Singh Yadav

+2 votes

2 answers

LTE: Why does the MME execute Update Location Procedure towards HSS ?

posted Dec 21, 2015 by Vikram Singh

+4 votes

0 answers

In case of ETWS, SIB11 secondary notification sent as segments do I need to send SIB1 for each segment or once?

posted Dec 21, 2015 by Patil Shahaji

+4 votes

0 answers

IMS : How does charging work in case of IMS based services ?

posted Dec 21, 2015 by Harshita

+3 votes

2 answers

LTE: How many timers being used to guard the LTE S1 handover procedure ?

posted Dec 19, 2015 by Harshita

+4 votes

0 answers

VoLTE Emergency EPC wireshark logs required

posted Dec 19, 2015 by Alkesh Mehta

+3 votes

2 answers

LTE : What MME will do if handover gets failed ?

posted Dec 18, 2015 by Vimal Kumar Mishra

+2 votes

1 answer

Question regarding the counter maintainance in PCEF, OCS and PCRF

posted Dec 18, 2015 by Pdk

+2 votes

1 answer

Is IP over IP supported in LTE? If so then how many layers of IP does LTE support?

posted Dec 18, 2015 by anonymous

+1 vote

2 answers

Gy Specifications related query for LTE

posted Dec 17, 2015 by Pdk

+4 votes

1 answer

What is the difference between User-Equipment-Info and IMEI AVP?

posted Dec 17, 2015 by Chinmoy Padhi

+2 votes

1 answer

SRS configuration in RRC connection reconfiguration message

posted Dec 17, 2015 by Rajib Samui

+3 votes

1 answer

What is the use of cancel location procedure and when does it get trigger ?

posted Dec 16, 2015 by Ganesh

+3 votes

0 answers

LTE: Does the serving PLMN play any role while deriving authentication and security keys ?

posted Dec 16, 2015 by Harshita

+2 votes

1 answer

Why in LTE ACK/NACK will come only after 4 subframes?

posted Dec 15, 2015 by Mallikharjuna Reddy

+2 votes

1 answer

LTE: When does a LTE UE trigger service request towards MME ?

posted Dec 14, 2015 by Ganesh Kumar

+3 votes

1 answer

LTE: How TAU procedure can differ for different eNodeBs/cells of a tracking area ?

posted Dec 14, 2015 by Ganesh Kumar

+3 votes

1 answer

LTE: How does network initiate bearer creation for an UE ?

posted Dec 14, 2015 by Ganesh Kumar

+2 votes

0 answers

Does any Guard band required between two TDD+FDD bands on 700/2500Mhz, why or why not? Is it specified in 3GPP?

posted Dec 14, 2015 by anonymous

+2 votes

1 answer

What is central 62 sub carriers in LTE?

posted Dec 10, 2015 by Gnanendra Reddy

+3 votes

0 answers

Is there anyway I can take a capture of Diameter message from Google Chrome through my PC if I browse any pages.

posted Dec 9, 2015 by Chinmoy Padhi

+3 votes

1 answer

When UE will send RRC connection request with establishment cause:MO-Data?

posted Dec 9, 2015 by Gnanendra Reddy

+4 votes

1 answer

LTE: How does handover work between LTE and Wifi ?

posted Dec 9, 2015 by Harshita

+1 vote

0 answers

Can someone share logs for IRAT handover, failure case and s1 handover?

posted Dec 8, 2015 by anonymous

+2 votes

0 answers

Why do we need a timing advance in LTE and GSM networks but not in UMTS?

posted Dec 7, 2015 by anonymous

+2 votes

1 answer

IMS: Function difference between MRFC and MRFP components of Media Resource Function ?

posted Dec 7, 2015 by Harshita

+3 votes

1 answer

How many types of application servers are defined by IMS architecture ?

posted Dec 6, 2015 by Neeraj Mishra

+3 votes

1 answer

How MAC will schedule PCCH message with ETWS or Sys info change(for the UEs which are in IDLE)?

posted Dec 6, 2015 by Badikela Mahesh

+3 votes

1 answer

LTE: Why does need a bearer of QCI 5 to exchange SIP signalling messages ?

posted Dec 4, 2015 by Ganesh Kumar

+3 votes

1 answer

LTE: What is the role of Media Resource Function (MRF) and Application Server (AS) while establishing VoLTE call ?

posted Dec 4, 2015 by Ganesh Kumar

+2 votes

1 answer

Policy counter subscription by the PCRF to OCS

posted Dec 4, 2015 by Pdk

+2 votes

0 answers

How much improvement can be seen in Data Rate by the use of MIMO in LTE?

posted Dec 4, 2015 by anonymous

+1 vote

1 answer

What is the difference between LTE UE timers t301 and t311?

posted Dec 4, 2015 by anonymous

+1 vote

2 answers

LTE: What is the back-off indicator ? Is there any significance of this for an UE ?

posted Dec 2, 2015 by Vikram Singh

+3 votes

1 answer

Is there any constraint on number of sub-carriers used by DMRS ?

posted Dec 2, 2015 by Harshita

+2 votes

1 answer

How many UE can transmit DMRS over a single RB in LTE?

posted Dec 2, 2015 by anonymous

+1 vote

1 answer

Why LTE can not be provided on unlicensed spectrum like WiFi?

posted Dec 2, 2015 by anonymous

+2 votes

2 answers

Can someone explain what is VRB in LTE, how it is different than PRB and where shall we use terms VRB and PRB ?

posted Dec 1, 2015 by anonymous

+3 votes

2 answers

Why SCTP is used in LTE signalling not TCP ?

posted Dec 1, 2015 by Mrutyunjay

+1 vote

0 answers

LTE: Is it possible to do an UE Search with an USRP?

posted Nov 30, 2015 by anonymous

+2 votes

1 answer

How does an UE come to know that resources have been scheduled in secondary cell as well ?

posted Nov 30, 2015 by Harshita

+2 votes

1 answer

Is it possible to do charging on diameter Gx Interface ?

posted Nov 30, 2015 by anonymous

+4 votes

2 answers

What is Pdcch order send by enb to ue?

posted Nov 28, 2015 by Veer Pal Singh Yadav

+3 votes

0 answers

What is filter coefficient in x2-handover and what is the purpose of it?

posted Nov 28, 2015 by Gnanendra Reddy

+1 vote

2 answers

WHY MME USES UDP AS TRANSPORT PROTOCOL OVER SCTP TOWARDS SGW

posted Nov 27, 2015 by anonymous

+1 vote

Developer Engineer at Airspan Networks

posted Nov 27, 2015 by anonymous

+6 votes

2 answers

IMS: Why is IP sec tunnel established between UE and P-CSCF ?

posted Nov 25, 2015 by Alok

+1 vote

1 answer

LTE: How does network define the list of tracking area identities for a user ?

posted Nov 25, 2015 by Harshita

+1 vote

1 answer

What is Lte-u and please give overview of it?

posted Nov 25, 2015 by Gnanendra Reddy