Most voted questions under tag umts

+11 votes

0 answers

What is RLC throttling in WCDMA/UMTS and what is the condition to trigger this?

posted Feb 7, 2014 by Hiteshwar Thakur

+10 votes

1 answer

How to get a paging frame when the user has moved out from No network Coverage ?

posted Feb 6, 2014 by Hiteshwar Thakur

+9 votes

1 answer

S1-AP reset or ENodeB behavior once receiving the release context with Detach reason ?

posted Feb 7, 2014 by Hiteshwar Thakur

+7 votes

1 answer

UMTS: What is a Dual Transfer Mode (DTM) Handover?

posted Oct 25, 2013 by Neeraj Mishra

+7 votes

1 answer

LTE: why such discrimination regarding measurement object ?

posted Oct 24, 2013 by Neeraj Mishra

+6 votes

1 answer

Authentication at HSS and AAA

posted Nov 25, 2013 by sivanraj

+6 votes

0 answers

Is thr any Interprocess is available in 3GPP?

posted Nov 6, 2013 by Giri Prasad

+5 votes

1 answer

In case of inter-operator movement of a user. How charging happens ?

posted Mar 14, 2014 by Aarati Mahajan

+5 votes

1 answer

What are the Measurments available in LTE and their Functionalities?

posted Jan 17, 2014 by Giri Prasad

+5 votes

1 answer

what is meant by PRACH preamble offset index in LTE?

posted Dec 2, 2013 by Giri Prasad

+5 votes

1 answer

If we try to send uplink data in CELL_PCH what will happen?

posted Oct 18, 2013 by Giri Prasad

+4 votes

1 answer

IMSI used in address a UE in Paging

posted Jan 3, 2014 by anonymous

+4 votes

1 answer

Lawful Interception in LTE?

posted Dec 9, 2013 by anonymous

+4 votes

3 answers

What is the basic difference between User Plane and Control Plane?

posted Nov 30, 2013 by anonymous

+4 votes

0 answers

Use of ASN Encode/Decoder in Telecom?

posted Nov 24, 2013 by sivanraj

+4 votes

0 answers

How many cells can be measured in a compressed mode gap in CELL-DCH state in umts network

posted Nov 11, 2013 by Sony Mohanty

+4 votes

1 answer

Does all UMTS RRC messages have UE identity?

posted Oct 21, 2013 by Giri Prasad

+4 votes

1 answer

How UE know the channel is Dedicated or Common?

posted Oct 21, 2013 by Giri Prasad

+4 votes

1 answer

Why Integrity & encryption done in RLC why not in RRC layer for UMTS?

posted Oct 21, 2013 by Giri Prasad

+4 votes

2 answers

What is the difference between GTPv0, GTPv1 and GTPv2?

posted Oct 7, 2013 by anonymous

+4 votes

2 answers

I have one doubt if we want to Decode ASN file, is there any third party tool?

posted Oct 4, 2013 by Giri Prasad

+4 votes

1 answer

What is the meaning of carrier frequency in terms of LTE/UMTS?

posted Sep 21, 2013 by anonymous

+4 votes

0 answers

Small cell solution covering LTE and 3G

posted Sep 4, 2013 by anonymous

+4 votes

1 answer

Paging difference between 3G and LTE

posted Jul 16, 2013 by Nora Jones

+3 votes

1 answer

About UE support UMTS

posted Jan 20, 2017 by Jim Tan

+3 votes

0 answers

How to configure FTP server having Wireless i.e. LTE or 3G connection?

posted Sep 30, 2015 by anonymous

+3 votes

3 answers

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

posted Jun 2, 2015 by anonymous

+3 votes

1 answer

Which RAT is preferred to camp at power ON for multi-mode UE?

posted Apr 21, 2015 by anonymous

+3 votes

1 answer

When the VLR/SGSN/MME "decides" to perform the MS Authentication procedure?

posted Apr 12, 2015 by Michael Semama

+3 votes

3 answers

Why UL speed is always lesser than DL speed?

posted Apr 10, 2015 by Chirag Gangdev

+3 votes

1 answer

At power on,how&when does UE decides/gets to know which is the Preferred RAT to camp onto? Is this info stored in UE?

posted Apr 9, 2015 by Hemanth

+3 votes

0 answers

UMTS: Why in UL direction 2SF2 + 2SF4 is used?

posted Feb 26, 2015 by anonymous

+3 votes

0 answers

HSPA shares the UMTS 5 Mhz band but how can these two technology share it?

posted Dec 1, 2014 by anonymous

+3 votes

1 answer

UMTS: adjcent cells are separated in umts by 512 scrambling Gold codes, are these 512 codes orthogonal?

posted Aug 16, 2014 by Mohammad Alsharif

+3 votes

1 answer

Which activities/tasks UE does in IDLE mode?

posted Apr 1, 2014 by Ankur Athari

+3 votes

1 answer

LTE: GGSN in UMTS is similar to which of LTE node and why ?

posted Nov 14, 2013 by Ganesh Kumar

+3 votes

1 answer

What is the combined attach procedure in LTE?

posted Oct 15, 2013 by anonymous

+3 votes

0 answers

How to calculate throughput for each RRC States (Cell_DCH, Cell_FACH, Cell_PCH, URA_PCH) in UMTS?

posted Oct 8, 2013 by Giri Prasad

+3 votes

1 answer

What is meant by Compressed Mode and their Techniques?

posted Sep 25, 2013 by Giri Prasad

+3 votes

1 answer

Difference between Rel'99 and Rel'5 HSDPA

posted Sep 25, 2013 by Giri Prasad

+3 votes

1 answer

Inter pdn handover in LTE/UMTS?

posted Sep 10, 2013 by Luv Kumar

+3 votes

0 answers

How IOG (internet offload gateway) works for UMTS and where it sits in network ?

posted Sep 4, 2013 by Vimal Kumar Mishra

+3 votes

1 answer

Difference between Soft-handover and Hard-handover

posted Aug 24, 2013 by Salil Agrawal

+3 votes

1 answer

Interoprability between WLAN and UMTS/LTE

posted Aug 16, 2013 by Deepankar Dubey

+3 votes

1 answer

Same PCI but different frequency

posted Aug 12, 2013 by Deepak Dasgupta

+3 votes

1 answer

PLMN selection at UE side and Netwrok side. Difference between HPLMN and EHPLMN

posted Aug 5, 2013 by Giri Prasad

+3 votes

0 answers

frequency reuse pattern in GSM/UMTS

posted Jul 31, 2013 by Deepak Dasgupta

+3 votes

1 answer

Lte to UMTS network handover?

posted Jul 30, 2013 by anonymous

+2 votes

1 answer

What is PDP (packet data protocol) and what is its role?

posted Jun 28, 2017 by Dani Tene

+2 votes

1 answer

What happens after you turn on mobile data and you access/google something?

posted Jun 27, 2017 by Dani Tene