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Recent posts under tag 5g

+2 votes
0 answers
Is transmit diversity available in NR?
posted Mar 13, 2018 by Jaganathan
  • lte
  • 5g
  • ue
  • mac
  • phy
+1 vote
1 answer
5G: How registration management is different from connection management ?
posted Mar 13, 2018 by Harshita
  • 5g
  • lte
  • core network
  • telecom
+1 vote
1 answer
5G: What is the reason AMF and UE both maintain some context even been int RM-DEREGISTERED State ?
posted Mar 13, 2018 by Harshita
  • 5g
  • lte
  • core network
  • ue
  • amf
0 votes
0 answers
5G: How SMS services are being supported in next generation network ?
posted Mar 13, 2018 by Harshita
  • 5g
  • lte
  • telecom
0 votes
1 answer
Why do we have two following IE in 5G?
posted Mar 12, 2018 by Akhilesh
  • lte
  • ue
  • mac
  • 5g
+4 votes
1 answer
LTE: What is primary secondary cell (PScell) and in which context it is used ?
posted Mar 10, 2018 by Harshita
  • lte
  • 5g
  • interview questions
  • ran
+4 votes
1 answer
UE harq process in 5G-NR is asynchronous or synchronous ?
posted Mar 9, 2018 by Dhianesh
  • 5g
  • lte
  • ue
  • mac
  • nr
+2 votes
1 answer
What is the meaning of special cell in dual connectivity?
posted Mar 9, 2018 by Jaganathan
  • lte
  • enb
  • ue
  • mac
  • 5g
+1 vote
2 answers
Does SI request RACH happens using contention free or contention based in NR?
posted Mar 7, 2018 by Jaganathan
  • lte
  • mac
  • ue
  • 5g
  • nr
0 votes
2 answers
5G: Is it necessary to support LTE interfaces at next generation core network (NGCN) ?
posted Mar 7, 2018 by Vikram Singh
  • 5g
  • telecom
  • core network
  • lte
+1 vote
1 answer
5G: What are the use cases of eMBB, mMTC and uRLLC ?
posted Mar 7, 2018 by Vikram Singh
  • 5g
  • lte
  • telecom
0 votes
0 answers
5G: How filter OFDM (F-OFDM) is different from cyclic prefix OFDM (CP-OFDM) ?
posted Mar 7, 2018 by Vikram Singh
  • 5g
  • phy
  • lte
  • telecom
+2 votes
1 answer
5G: In which scenarios, AMF initiates reroute NAS request procedure for a received Initial UE message ?
posted Mar 5, 2018 by Harshita
  • 5g
  • telecom
  • amf
  • ran
  • lte
+1 vote
1 answer
What is on demand system information transfer in 5G
posted Mar 5, 2018 by Mallikharjuna Reddy
  • lte
  • ue
  • nas
  • 5g
+3 votes
0 answers
What is the wave form technology used in 5G for uplink and downlink
posted Mar 5, 2018 by Mallikharjuna Reddy
  • lte
  • 5g
  • ue
  • telecom
  • ran
+3 votes
1 answer
5G: Is 5G network going to use GTP based user plane between NG-RAN and UPF or something else ?
posted Feb 27, 2018 by Harshita
  • 5g
  • lte
  • gtp
  • data
0 votes
2 answers
Does frequency hopping supported in NR?
posted Feb 26, 2018 by Jaganathan
  • lte
  • 5g
  • ue
  • nr
  • mac
+1 vote
0 answers
5G: In which step, AMF uses N8 interface to communicate with UDM ?
posted Feb 26, 2018 by Vikram Singh
  • 5g
  • lte
  • core network
+1 vote
1 answer
5G: What is EAP message reliable transport procedure ?
posted Feb 24, 2018 by Vikram Singh
  • 5g
  • telecom
  • lte
  • authentication
0 votes
1 answer
5G: How many types of authentication methods are being used in 5G system to authenticate an UE ?
posted Feb 24, 2018 by Vikram Singh
  • lte
  • 5g
  • authentication
  • telecom
+1 vote
1 answer
5G: When network responds to UE with the registration accept/service accept even after failing the authentication ?
posted Feb 24, 2018 by Vikram Singh
  • 5g
  • lte
  • telecom
  • core network
  • ue
+1 vote
0 answers
5G: How does QoS enforcement work for 5G network ?
posted Feb 23, 2018 by Ganesh
  • 5g
  • lte
  • qos
  • ue
  • ngcn
+3 votes
2 answers
5G: What is the use of signalling radio bearer 3 (SRB3) and when it is established ?
posted Feb 22, 2018 by Harshita
  • 5g
  • lte
  • nr
  • ue
+1 vote
1 answer
In LTE , ping time is high in some sites 300 ms, what could be reason to high ping time?
posted Feb 21, 2018 by Shyam Singh Pal
  • lte
  • ue
  • 5g
  • enodeb
  • x2
+2 votes
1 answer
5G: Which network node will be supporting buffering of incoming downlink data when UE is in CM-IDLE state ?
posted Feb 20, 2018 by Ganesh
  • 5g
  • lte
  • paging
+1 vote
0 answers
5G: Which network node will be responsible to generate charging data records (CDRs) for the data consumed by an UE ?
posted Feb 20, 2018 by Ganesh
  • lte
  • 5g
  • telecom
  • charging
+1 vote
1 answer
5G: What is GUAMI and where it is used ?
posted Feb 20, 2018 by Ganesh
  • 5g
  • lte
  • telecom
0 votes
0 answers
5G: Why AMF does not configure periodic registration timer for an UE registered over Non-3GPP access type ?
posted Feb 20, 2018 by Ganesh
  • 5g
  • telecom
  • amf
  • lte
  • ue
+1 vote
1 answer
5G: What is the difference between paging and notification procedure ?
posted Feb 19, 2018 by Ganesh
  • 5g
  • telecom
  • lte
  • core network
  • ue
0 votes
0 answers
5G: How many types of registration have been defined ?
posted Feb 19, 2018 by Ganesh
  • 5g
  • lte
  • core network
  • ue
+1 vote
0 answers
5G: Compare to LTE interfaces, why 5G network interface name start with N* ?
posted Feb 17, 2018 by Harshita
  • 5g
  • lte
  • telecom
+1 vote
0 answers
5G: What is IPsec ESP and IKEv2 certificate based authentication and how it is being used for the 5G network ?
posted Feb 17, 2018 by Harshita
  • 5g
  • lte
  • security
  • core network
  • ran
+1 vote
0 answers
5G: Which radio access mechanism is being used in 5G ?
posted Feb 17, 2018 by Harshita
  • lte
  • 5g
  • telecom
  • nr
  • ue
+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's role SIDF play in the 5G network ?
posted Feb 17, 2018 by Harshita
  • 5g
  • lte
  • security
  • core network
+1 vote
0 answers
5G: In which scenarios, Integrity protection would be enabled between UE and gNB for the user data ?
posted Feb 16, 2018 by Harshita
  • 5g
  • lte
  • security
  • ue
  • gnb
0 votes
0 answers
How Uplink power will be controlled on multiple cells?
posted Feb 16, 2018 by Jaganathan
  • lte
  • ue
  • 5g
0 votes
1 answer
How many slots UE repeats UCI in PUCCH?How UE will get to know this repetition?
posted Feb 14, 2018 by Jaganathan
  • lte
  • ue
  • enodeb
  • mac
  • 5g
+2 votes
1 answer
How many PUCCH formats are in NR?
posted Feb 13, 2018 by Jaganathan
  • lte
  • 5g
  • ue
  • nr
  • mac
0 votes
0 answers
What is the UL BWP for the msg3 transmission in NR?
posted Feb 13, 2018 by Jaganathan
  • lte
  • ue
  • 5g
  • nr
  • mac
+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
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
1 answer
5G: Which all RRC signalling messages considered mandatory to be integrity protected ?
posted Feb 13, 2018 by Harshita
  • 5g
  • rrc
  • telecom
  • ue
  • ran
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
+1 vote
1 answer
What is the sub carrier spacing used in NR RACH transmission?
posted Feb 12, 2018 by Jaganathan
  • lte
  • enodeb
  • ue
  • 5g
  • nr
+1 vote
0 answers
5G: Is there any difference in execution of handover procedure compare to handover in the LTE network ?
posted Feb 12, 2018 by Harshita
  • 5g
  • telecom
  • core network
  • nr
  • lte
0 votes
1 answer
What are all the signals UE monitors for RLM?
posted Feb 12, 2018 by Jaganathan
  • lte
  • ue
  • enodeb
  • 5g
  • nr
+1 vote
0 answers
5G: When UE trigger Paging Area Update procedure towards AMF ?
posted Feb 12, 2018 by Harshita
  • 5g
  • telecom
  • ran
  • amf
  • ue
0 votes
0 answers
5G: What is the concept of RAN notification area in the NG-RAN and where it is used ?
posted Feb 12, 2018 by Harshita
  • 5g
  • telecom
  • ran
+2 votes
1 answer
5G: Is it possible to AMF to provide location based services for the UEs registered to the network with MICO mode ?
posted Feb 12, 2018 by Harshita
  • 5g
  • core network
  • telecom
  • interview questions
  • ue
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