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Most voted questions under tag nas

+1 vote
0 answers
5G: What is multiple active NAS connection concept in 5G network and when an UE would have such multiple connection ?
posted Feb 17, 2018 by Harshita
  • 5g
  • lte
  • security
  • nas
  • core network
+1 vote
1 answer
5G: What is the significance of new terms "SUCI" and "SUPI" ? And also which all places both are used ?
posted Feb 13, 2018 by Harshita
  • 5g
  • core network
  • ue
  • nas
  • telecom
+1 vote
2 answers
LTE: What is the purpose of sending Bearer Resource Allocation Request to MME from UE ?
posted Dec 3, 2017 by Ganesh
  • interview questions
  • mme
  • nas
  • lte
+1 vote
1 answer
LTE: Difference between default and dedicated bearer and on what basis it is decided which one to establish ?
posted Jun 12, 2017 by Vikram Singh
  • lte
  • mme
  • ue
  • nas
  • enodeb
+1 vote
1 answer
What is TFT?Is it an Id or is it derived from the IP header of the packet(i.e. type of service field)?
posted May 16, 2017 by Bharat Kumar
  • lte
  • mme
  • ue
  • nas
+1 vote
0 answers
LTE: Why security header type is defined "1100" only for a special NAS message i.e Service Request message ?
posted Sep 28, 2016 by Neelam
  • lte
  • nas
  • mme
  • ue
+1 vote
0 answers
What are the mobility scaling factors- sf-high and sf-medium?
posted Jun 22, 2016 by Sivakumar.d
  • lte
  • ue
  • rrc
  • nas
+1 vote
0 answers
LTE : What does NAS Key Set Identifier convey ?
posted Dec 24, 2015 by Ganesh Kumar
  • lte
  • ue
  • nas
  • security
+1 vote
0 answers
What is difference between Service request and extended service request?
posted Nov 5, 2015 by Gnanendra Reddy
  • lte
  • ue
  • nas
+1 vote
4 answers
Why we need Two types of Security modes (NAS,AS) in LTE
posted Oct 9, 2015 by Mallikharjuna Reddy
  • lte
  • security
  • nas
  • rrc
  • ue
+1 vote
1 answer
How NAS COUNT is constructed and managed during time...
posted Jul 27, 2014 by Hr
  • lte
  • nas
+1 vote
1 answer
How to handle NAS messages at RRC?
posted Jul 18, 2014 by anonymous
  • lte
  • rrc
  • nas
+1 vote
2 answers
Can anyone say what happens when MME does not support the security algorithms sent by UE
posted Jun 25, 2014 by anonymous
  • lte
  • mme
  • ue
  • nas
+1 vote
1 answer
LTE : Why does UE maintain various lists ?
posted Jun 3, 2014 by Vikram Singh
  • lte
  • ue
  • mme
  • nas
+1 vote
1 answer
Normal Release vs Unspecified CAUSE code in NAS/LTE?
posted Jun 3, 2014 by anonymous
  • lte
  • nas
+1 vote
2 answers
How MME handles Attach Req for emergency or non-emergency call ?
posted Oct 17, 2013 by Vikram Singh
  • lte
  • epc
  • nas
+1 vote
1 answer
LTE: What is NAS COUNT wrap around ?
posted Oct 17, 2013 by Vikram Singh
  • lte
  • epc
  • nas
  • ue
+1 vote
1 answer
LTE: How Replay protection works and why it is required ?
posted Oct 16, 2013 by Vikram Singh
  • lte
  • epc
  • nas
+1 vote
1 answer
LTE: What is NAS COUNT and NAS sequence number ?
posted Oct 15, 2013 by Neeraj Mishra
  • lte
  • epc
  • nas
0 votes
1 answer
Is nas security mandatory procedure while doing attach ?
posted Dec 1, 2020 by anonymous
  • lte
  • nas
  • interview questions
  • enodeb
  • core network
0 votes
0 answers
LTE: APN included in PDN Connectivity procedure.
posted Mar 12, 2020 by anonymous
  • lte
  • ue
  • nas
0 votes
0 answers
LTE: How does up-link traffic flow template work at UE side ?
posted Aug 9, 2018 by Harshita
  • lte
  • ue
  • traffic
  • nas
  • pdcp
0 votes
0 answers
5G: How does 5G Authentication and Key Agreement (5G-AKA) work ?
posted Feb 13, 2018 by Harshita
  • 5g
  • security
  • ue
  • nas
  • rrc
0 votes
0 answers
5G: Which all NAS messages considered mandatory to be integrity protected ?
posted Feb 13, 2018 by Harshita
  • 5g
  • nas
  • telecom
  • core
  • ue
0 votes
0 answers
LTE: Due to which reasons, UE enables ESM information transfer (EIT) flag in PDN connectivity request message ?
posted Jan 22, 2018 by Rupam
  • lte
  • interview questions
  • mme
  • ue
  • nas
0 votes
2 answers
How NAS messages are transported between the UE and the MME.
posted Aug 21, 2014 by anonymous
  • lte
  • nas
  • mme
  • ue
0 votes
0 answers
LTE: How does an UE decide that it has to send Bearer Resource Allocation or Modification Request to MME ?
posted Jun 26, 2014 by Ganesh
  • lte
  • mme
  • core
  • ue
  • nas
0 votes
1 answer
NAS Attach Complete message contains 2 security header type IEs and 2 protocol discriminator IEs
posted Jun 23, 2014 by anonymous
  • lte
  • nas
0 votes
0 answers
Maximum capacity of PDSCH and PUSCH
posted Jun 6, 2014 by anonymous
  • lte
  • nas
  • bandwidth
0 votes
1 answer
LTE: What is the significance of "Nonce" parameter ?
posted Jun 3, 2014 by Vikram Singh
  • lte
  • nas
0 votes
0 answers
Samba vs NAS vs NFSv4
posted Jul 1, 2013 by anonymous
  • samba
  • nas
  • nfsv4
–1 vote
0 answers
Does NAS messages affected while doing Hand over procedure in LTE or 5G ?
posted Dec 1, 2020 by anonymous
  • nas
  • lte
  • mme
  • ue
  • interview questions
–2 votes
2 answers
Why network triggers identity request after authentication procedure ?
posted Apr 11, 2017 by Sakshi Rai
  • lte
  • ue
  • mme
  • enodeb
  • nas
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