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Recent posts under tag lte

+2 votes
1 answer
Diameter LTE Location Update
posted Jan 16, 2015 by Pdk
  • lte
  • diameter
  • hss
  • mme
+1 vote
1 answer
What is the importance of Peer and Realm Tables for a diameter node ?
posted Jan 16, 2015 by Harshita Dhaliwal
  • diameter
  • lte
+1 vote
2 answers
What is the meaning of all-IP in LTE?
posted Jan 16, 2015 by anonymous
  • lte
+1 vote
1 answer
What is UICC in context of LTE?
posted Jan 16, 2015 by Chirag Gangdev
  • lte
0 votes
1 answer
LTE: Event A3 or Event A5 - which one to use?
posted Jan 15, 2015 by anonymous
  • lte
+3 votes
0 answers
How often TMSI's are reallocated on an LTE network?
posted Jan 15, 2015 by Varuna Magar
  • lte
  • handover
0 votes
1 answer
Why FemtoCell frequency is licensed spectrum?
posted Jan 14, 2015 by Salil Agrawal
  • wireless
  • lte
  • femtocell
+3 votes
1 answer
Why Gxc interface (PCRF-SGW) is needed when we have Gx interface(PCRF-PGW)?
posted Jan 13, 2015 by anonymous
  • lte
  • diameter
+2 votes
0 answers
Is it normal to have Credit Control Update transaction once the GTP tunnel is closed?
posted Jan 13, 2015 by anonymous
  • lte
  • diameter
0 votes
1 answer
When and how default and dedicated bearers established in LTE?
posted Jan 12, 2015 by anonymous
  • lte
  • bearer
+2 votes
0 answers
LTE: What is L1 filtering and How physical layer performs it at the time of measurements ?
posted Jan 12, 2015 by Gnanendra Reddy
  • lte
+2 votes
0 answers
What is use of Cyclic Prefix. And what is the difference between Normal Cyclic Prefix and Extended Cyclic Prefix?
posted Jan 10, 2015 by anonymous
  • lte
+1 vote
1 answer
where do we get paging message in frame structure ?
posted Jan 9, 2015 by Shivaraj Kenche
  • lte
+1 vote
1 answer
Which timer UE starts when Handover command is received from TeNB?
posted Jan 9, 2015 by Gnanendra Reddy
  • lte
  • enodeb
  • x2ap
+2 votes
1 answer
How many operators has rolled out LTE till today?
posted Jan 9, 2015 by Salil Agrawal
  • lte
+5 votes
1 answer
What are the relations between Supported-Vendor-Id AVP, Auth-Application-Id AVP and Vendor-Specific-Application-Id AVP
posted Jan 9, 2015 by anonymous
  • diameter
  • lte
+1 vote
2 answers
While UE attachment, should UE context release happen if Initial Context Setup is not received @ eNB?
posted Jan 7, 2015 by Sourav Mondal
  • lte
  • ue
  • enodeb
  • rrc
+3 votes
0 answers
How can we identify a call, if it is in CS or PS in the CELL_DCH State?
posted Jan 7, 2015 by anonymous
  • lte
+1 vote
2 answers
Was Airtel's attempt to charge differently for VoIP calls fair?
posted Jan 7, 2015 by Salil Agrawal
  • lte
  • umts
  • voip
+2 votes
0 answers
Why there is separate NAS Security procedure in LTE while it is not in UMTS?
posted Jan 7, 2015 by anonymous
  • security
  • lte
+3 votes
0 answers
What could be the reason of having diameter header fields in a specific order ?
posted Jan 6, 2015 by Vikram Singh
  • diameter
  • lte
+2 votes
1 answer
Should eNB broadcas MIB & SIB messages after CELL DOWN operation?
posted Jan 5, 2015 by Sourav Mondal
  • lte
  • enodeb
  • ue
  • measurement
  • handover
+2 votes
0 answers
What are the AS keys changed upon handover and connection reestablishment?
posted Jan 5, 2015 by Gnanendra Reddy
  • lte
  • rrc
+1 vote
1 answer
Why LTE use frequency hopping only for Uplink?
posted Jan 5, 2015 by Chirag Gangdev
  • lte
+1 vote
2 answers
How UE knows a cell is barred or not?
posted Jan 5, 2015 by Gnanendra Reddy
  • lte
  • rrc
+2 votes
1 answer
What is Access Class Barring mechanism in RRC?
posted Jan 5, 2015 by Gnanendra Reddy
  • rrc
  • lte
+3 votes
0 answers
When S1 HO is initiated by source eNB admin down, what should be the value of ac-BarringFactor in HO Required message?
posted Jan 4, 2015 by Sourav Mondal
  • lte
  • enodeb
  • handover
  • c
+2 votes
1 answer
What is the use of NAS information in RRC?
posted Jan 3, 2015 by Gnanendra Reddy
  • lte
  • rrc
+2 votes
1 answer
Where UE AS Layer is present ?is it present above NAS?
posted Dec 31, 2014 by Gnanendra Reddy
  • lte
+2 votes
0 answers
Please explain the usage of Closed Subscriber Group (CSG) in LTE and its working?
posted Dec 31, 2014 by anonymous
  • lte
  • csg
+4 votes
1 answer
How does a diameter node treat result code "limited success" in answer message ?
posted Dec 31, 2014 by Harshita
  • diameter
  • lte
+3 votes
0 answers
Explain how the OFDM signal generated?
posted Dec 30, 2014 by Shivaraj Kenche
  • lte
  • ofdma
+3 votes
1 answer
What types of AVPs are encrypted in a diameter message ?
posted Dec 30, 2014 by Harshita
  • diameter
  • lte
  • encryption
+1 vote
2 answers
In what scenarios, a diameter node maintains two connection with peer ?
posted Dec 26, 2014 by Vikram Singh
  • diameter
  • lte
+2 votes
0 answers
What is the open stack and how it can be used in vEPC nodes?
posted Dec 26, 2014 by anonymous
  • lte
  • openstack
+4 votes
1 answer
What does Hop-by-Hop Id signify in a diameter header ?
posted Dec 25, 2014 by Harshita
  • diameter
  • lte
+3 votes
2 answers
How to inform MME about UE movement from eNB1 to eNB2 after UE sending Re-establishment-HO failure to eNB2 during HO?
posted Dec 23, 2014 by anonymous
  • lte
  • handover
  • rrc
  • enodeb
+2 votes
1 answer
What is difference between Normal eNB and Donor eNB?
posted Dec 23, 2014 by Gnanendra Reddy
  • enodeb
  • lte
  • relay
+2 votes
0 answers
What is Proxy functionality in Relay Node?
posted Dec 23, 2014 by Gnanendra Reddy
  • lte
  • relay
+3 votes
0 answers
LTE: What is isolation concept in Relay and how we achieve it?
posted Dec 23, 2014 by Gnanendra Reddy
  • lte
  • relay
+5 votes
1 answer
What information can be changed in a diameter message when it passes through diameter relay node ?
posted Dec 23, 2014 by Harshita
  • diameter
  • lte
+2 votes
2 answers
What is the role of diameter proxy agent?
posted Dec 22, 2014 by Vikram Singh
  • diameter
  • lte
+3 votes
0 answers
How UE differentiates whether it is connected to Relay Node or DeNB?
posted Dec 22, 2014 by Gnanendra Reddy
  • relay
  • lte
+1 vote
1 answer
What is the difference between signalling and tunneling in LTE?
posted Dec 22, 2014 by Gnanendra Reddy
  • lte
+2 votes
3 answers
What Origin-State-Id AVP signifies with the value "0" ?
posted Dec 21, 2014 by Vikram Singh
  • diameter
  • lte
+3 votes
1 answer
Why diameter protocol is known to support better roaming ?
posted Dec 21, 2014 by Vikram Singh
  • diameter
  • lte
+1 vote
3 answers
What is TM,AM and UM Modes in LTE?
posted Dec 20, 2014 by Gnanendra Reddy
  • lte
+2 votes
1 answer
What is QCI mapping in LTE? Please explain in detail?
posted Dec 20, 2014 by Gnanendra Reddy
  • lte
  • qci
+2 votes
0 answers
How Relay Node performs N-to-1 bearer mapping
posted Dec 19, 2014 by Gnanendra Reddy
  • relay
  • lte
0 votes
1 answer
What is the purpose of timing advance IE in Random access response message?
posted Dec 18, 2014 by Gnanendra Reddy
  • lte
  • rach
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