Most viewed questions under tag epc

+5 votes

3 answers

LTE: What are interfaces present in LTE architecture ?

posted Nov 23, 2013 by Harshita

+5 votes

4 answers

Why we need SGW/PGW separately in LTE?

posted Nov 24, 2013 by sivanraj

+6 votes

2 answers

LTE: maximum Number of Bearer Allowed for UE per PDN ?

posted Nov 21, 2013 by Sachidananda Sahu

+2 votes

0 answers

MME Initiated UE Context release Due to Transport Resource Unavailable

posted Sep 11, 2015 by Subhashchandra

+1 vote

1 answer

Diameter Result code 4999, can anyone tell me the implementation made/seen for this result code.

posted Jul 3, 2016 by Hiteshwar Thakur

+2 votes

2 answers

What is the relation between SDF and TFT at PGW/PCEF ?

posted Sep 17, 2013 by Neeraj Mishra

+6 votes

2 answers

LTE: Why SGSN has interfaces with MME and SGW only not with PGW ?

posted Nov 25, 2013 by Vikram Singh

+1 vote

1 answer

LTE: What does mean by fully qualified tunnel id (FTEID) in GTP control messages ?

posted Jul 12, 2018 by Harshita

+6 votes

1 answer

Mapping of EPS Bearer Id, E-RAB Id, RB Id?

posted Oct 26, 2013 by Sachidananda Sahu

+6 votes

3 answers

What is the role of MME in LTE technology?

posted Nov 24, 2013 by Harshita

+1 vote

1 answer

LTE: What is NAS COUNT and NAS sequence number ?

posted Oct 15, 2013 by Neeraj Mishra

+3 votes

1 answer

LTE: What are the possible modes of operation possible for an UE during attach procedure ?

posted Oct 19, 2013 by Vikram Singh

+3 votes

3 answers

How eNodeB selects MME while executing attach procedure for an UE?

posted Sep 14, 2013 by Vikram Singh

+3 votes

1 answer

LTE: What would be the possible causes for attach reject ?

posted Feb 19, 2014 by Ganesh Kumar

+4 votes

2 answers

A short described difference between Default bearer and Dedicated Bearer?

posted Apr 9, 2014 by Varun Kumar

+1 vote

1 answer

Why DSCP marking is required for IP packets at PGW ?

posted Oct 3, 2013 by Neeraj Mishra

+3 votes

2 answers

LTE: What does mean by "MS is configured for NAS signalling low priority" ?

posted Oct 19, 2013 by Vikram Singh

+2 votes

1 answer

What is the difference between QCI and ARP priority?

posted Jun 19, 2014 by Kuldeep Apte

+1 vote

1 answer

How Reporting-Reason AVP reporting is decided by GGSN/P-GW in Gy interface?

posted Mar 31, 2016 by Chinmoy Padhi

+3 votes

1 answer

What is the difference between bearer modification request and bearer update request?

posted Oct 16, 2014 by anonymous

+1 vote

1 answer

LTE: What is NAS COUNT wrap around ?

posted Oct 17, 2013 by Vikram Singh

+1 vote

1 answer

GBR and Non GBR bearer QoS parameters

posted Jul 6, 2015 by Naveen Yanamaddi

+3 votes

1 answer

What are the advantages to be having PCO IE in LTE

posted Nov 12, 2014 by Naveen Yanamaddi

+1 vote

1 answer

LTE: Definition of Emergency Area Id?

posted Oct 11, 2013 by Neeraj Mishra

+1 vote

0 answers

IPERF problem in openstack between VMs?

posted Jul 18, 2016 by Ramachandran A

+5 votes

1 answer

How does a dedicated bearer created in LTE?

posted Jan 30, 2014 by Harshita

+2 votes

1 answer

LTE: What does mean by Handling of Wild Card APN ?

posted Dec 25, 2013 by Harshita

+2 votes

1 answer

Diameter S6a interface: SUBSCRIPTION-DATA AVP in IDR message

posted Aug 29, 2016 by Michael Semama

+2 votes

1 answer

Please provide Protocol Configuration Options GTP-C wireshark capture

posted Jun 8, 2015 by Naveen Yanamaddi

+1 vote

0 answers

Getting " requested service option not subscribed" in attach reject While requesting with pdn request type as "handover

posted Aug 2, 2018 by Jaganathan

0 votes

1 answer

LTE: Why does SGW include S5/S8 interface PGW-C F-TEID in Create Session Response message to MME ?

posted Apr 29, 2018 by Ganesh

+2 votes

2 answers

Can a MME belong to more than one plmn ?

posted Sep 30, 2013 by Vikram Singh

+2 votes

1 answer

Can anybody distinguish the difference between NFV and VNF?

posted Dec 4, 2014 by Naveen Yanamaddi

+1 vote

LTE: Which UDP port number is reserved for PFCP protocol in EPC CUPS architecture ? [MCQ]

posted Apr 9, 2018 by Vikram Singh

+2 votes

1 answer

LTE: what is mapped EPS security context and how it works ?

posted Oct 16, 2013 by Vikram Singh

+2 votes

1 answer

Unable to ping EnB, PGW, SGW from my LTE UE

posted Jul 17, 2015 by Naveen Yanamaddi

+2 votes

1 answer

LTE: Please explain the procedure of Detach Request (Network Initiated) in detail?

posted Aug 10, 2015 by Naveen Yanamaddi

+3 votes

2 answers

how to assign ipv6 prefix address for Ue in lte?please explain with example.

posted May 7, 2015 by Naveen Yanamaddi

+2 votes

1 answer

LTE: What does means by non-current native EPS security context ?

posted Oct 17, 2013 by Vikram Singh

+3 votes

1 answer

Non GBR bearers the total bandwidth calculation

posted Oct 26, 2015 by Pdk

+4 votes

4 answers

LTE simulator for EPC?

posted Sep 17, 2014 by Yogeshwar Thakur

+4 votes

2 answers

In case of RRC-Idle,EMM-Idle, will UE and EPC keeps bearer configuration?

posted Nov 19, 2014 by anonymous

+3 votes

0 answers

LTE : Does it necessary to send MS network capability while doing combined attach ?

posted Oct 15, 2013 by Vimal Kumar Mishra

+2 votes

2 answers

LTE: How PGW will select the SGW for Incoming Packet?

posted Mar 8, 2015 by Srinivas Sambari

+3 votes

1 answer

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

posted Nov 14, 2013 by Ganesh Kumar

+5 votes

2 answers

What is heterogeneous network in context of LTE?

posted Nov 8, 2013 by Neeraj Mishra

+2 votes

2 answers

How EPS bearers and an EPS sessions are different?

posted May 20, 2014 by Mridul

+1 vote

0 answers

LTE: Which cause MME sends in s1-setup failure when TAI received in S1-setup request not found at MME ?

posted May 18, 2018 by Vimal Kumar Mishra

+2 votes

3 answers

Will it be possible to send multiple CCR-I with same session id and different rating groups?

posted Mar 3, 2016 by Chinmoy Padhi

+1 vote

2 answers

How MME handles Attach Req for emergency or non-emergency call ?

posted Oct 17, 2013 by Vikram Singh