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Unanswerd questions under tag epc

0 votes
0 answers
How the preemption works in volte network?
posted Jul 26, 2019 by anonymous
  • lte
  • volte
  • ims
  • epc
  • arp
+1 vote
0 answers
PDN GW address provided by the HSS in S6a-IDR
posted May 21, 2019 by Michael Semama
  • lte
  • diameter
  • hss
  • epc
  • mme
+1 vote
0 answers
volte call failed with Unknown NAS message
posted Mar 19, 2019 by Sivakumar.d
  • volte
  • lte
  • ims
  • epc
  • mme
+1 vote
0 answers
LTE: How does UE selects attach type in attach request message ?
posted Jan 11, 2019 by Harshita
  • lte
  • interview questions
  • epc
  • mme
  • ue
0 votes
0 answers
VoLTE: How does voice call establish when one party using VoLTE technology and the other one using 2G ?
posted Jan 1, 2019 by Vikram Singh
  • lte
  • volte
  • sip
  • ims
  • epc
+1 vote
0 answers
Is it necessary to do authentication with network to use V2X unlicensed resources?
posted Sep 12, 2018 by Prachi Sharma
  • lte
  • cellular
  • v2x
  • epc
  • 5g
0 votes
0 answers
LTE: In CUPS architecture, how decision is taken for data buffering either at Control Plane (CP) or User Plane (UP) ?
posted Sep 1, 2018 by Harshita
  • cups
  • 5g
  • lte-epc
  • epc
+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
  • lte
  • epc
  • mme
  • enodeb
  • attach
0 votes
0 answers
LTE: When SGW triggers "stop paging" message to MME ?
posted Jul 28, 2018 by Harshita
  • lte
  • epc
  • s-gw
  • mme
+1 vote
0 answers
In Which scenario ENB sends DETACH request with EPS service not allowed?
posted Jul 11, 2018 by Jaganathan
  • lte
  • mme
  • enodeb
  • epc
0 votes
0 answers
LTE: Either "ECGI" or "TAI", which one is considered by a MME to make SGW selection for CS request ?
posted Jul 6, 2018 by Harshita
  • lte
  • mme
  • sgw
  • epc
+1 vote
0 answers
LTE-CUPS: Why a new protocol "PFCP" is defined between control and user plane nodes ?
posted Jun 30, 2018 by Vikram Singh
  • lte
  • epc
  • cups
  • lte-epc
+1 vote
0 answers
VoLTE in LBO: Number translation
posted May 22, 2018 by Michael Semama
  • lte
  • volte
  • ue
  • ims
  • epc
+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
  • lte
  • epc
  • s1ap
  • enodeb
  • mme
0 votes
0 answers
LTE: Apart from VoLTE call setup, which are all other scenarios when network may initiate dedicated bearer setup ?
posted Apr 13, 2018 by Harshita
  • lte
  • epc
  • ue
+1 vote
LTE: Which UDP port number is reserved for PFCP protocol in EPC CUPS architecture ? [MCQ]
posted Apr 9, 2018 by Vikram Singh
  • lte
  • cups
  • lte-epc
  • epc
+1 vote
Which of the following is/are the logical Nodes of EPC ? [MCQ]
posted Dec 6, 2017 by anonymous
  • lte
  • epc
  • interview questions
+1 vote
0 answers
IPERF problem in openstack between VMs?
posted Jul 18, 2016 by Ramachandran A
  • vmware
  • openstack
  • epc
+3 votes
0 answers
What reference materials should be studied before implementing virtual EPC ?
posted May 14, 2016 by Vikram Singh
  • lte
  • virtualization
  • epc
+2 votes
0 answers
How long SGW buffers the data packets coming from PGW for an ECM-IDLE UE but in EMM-REGISTERED state ?
posted Apr 6, 2016 by Harshita
  • lte
  • epc
+1 vote
0 answers
Charging Rule for Default bearer without TFT info
posted Jan 6, 2016 by Pdk
  • lte
  • pcrf
  • pcef
  • epc
+2 votes
0 answers
MME Initiated UE Context release Due to Transport Resource Unavailable
posted Sep 11, 2015 by Subhashchandra
  • lte
  • epc
+2 votes
0 answers
LTE: Can TAU timer be modified at run time or it is always static ?
posted Jun 11, 2014 by Neelam
  • lte
  • epc
  • ue
  • nas
+3 votes
0 answers
Mode of LTE session: How MME will identify that the session is S mode or P mode?
posted Nov 13, 2013 by sivanraj
  • lte
  • epc
+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
  • lte
  • epc
  • nas
+1 vote
0 answers
How Packet handler process can be optimized w.r.t SDF and bearer mapping against filters at PGW/PCEF ?
posted Oct 3, 2013 by Ganesh Kumar
  • pgw
  • pcef
  • bearer
  • epc
  • lte
...