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Questions answered by bart_barton
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wall
1
vote
How does the eNodeB discover the S1-U IP address of SGW?
answer
Aug 14, 2014
1
vote
Why eNodeB need to send downlink power allocation parameters P-A and P-B to Mobile?
answer
Aug 11, 2014
2
votes
Release default bearer without releasing dedicated bearer?
answer
Jul 8, 2014
2
votes
Would there be an advantage of X2 based handover over S1 based handover, when X2 physically spans the same path as S1?
answer
Jun 14, 2014
0
votes
Which entity triggers X2-Setup?
answer
Jun 12, 2014
1
vote
LTE: Does TAU procedure need authentication of UE each time ?
answer
Jun 11, 2014
0
votes
How the Power Save Operation performs in LTE?
answer
Jun 9, 2014
2
votes
In LTE network when MME triggers for tracking area update to UE?
answer
Jun 8, 2014
1
vote
LTE : Why does UE maintain various lists ?
answer
Jun 3, 2014
1
vote
3G plan on LTE Phones?
answer
Jun 3, 2014
2
votes
Can same TAC be planned in two different MME?
answer
Jun 2, 2014
0
votes
LTE: What does happen when UE does CS fallback in case of receiving voice call ?
answer
May 29, 2014
3
votes
LTE: What does the significance of presence of "user location information" within the Create session request message ?
answer
May 29, 2014
1
vote
Why we need small cell in LTE and in 3G? Any difference in capacities of small, femto, micro cell?
answer
May 28, 2014
0
votes
DIAMETER: When this error code (DIAMETER_UNABLE_TO_COMPLY 5012) will prompt up?
answer
May 26, 2014
3
votes
LTE MAC : What is the use of "TPC-PUCCH-RNTI, TPC-PUSCH-RNTI" identifiers ?
answer
May 25, 2014
1
vote
LTE-Advanced : In 3GPP Release 11, EPDCCH is introduced. What are going to achieve using EPDCCH ?
answer
May 25, 2014
0
votes
Why these terms are explicitly defined IMEI, IMEI-SV and MEID?
answer
May 24, 2014
1
vote
What is the Purpose of Using Validity-Time AVP in CCA?
answer
May 16, 2014
1
vote
LTE: What can be reason of handover preparation failure ?
answer
Apr 23, 2014
4
votes
LTE handover: Why does "TAC" required as part of "Target Id" IE within the forward relocation request message ?
answer
Apr 23, 2014
2
votes
DIAMETER: When this error code (DIAMETER_UNABLE_TO_COMPLY 5012) will prompt up?
answer
Apr 7, 2014
0
votes
When operator would like to configure S12 interface in place of S4 interface ?
answer
Apr 4, 2014
4
votes
LTE: Why PSS and SSS are placed side by side ?
answer
Mar 25, 2014
2
votes
LTE: What is the difference between connected mode mobility and idle mode mobility?
answer
Mar 25, 2014
1
vote
LTE: In RRC connected mode, when an UE moves from one cell to another cell what messaging happen ?
answer
Mar 24, 2014
3
votes
LTE: Does UE send APN information within the Attach Request message ?
answer
Mar 24, 2014
0
votes
DIAMETER: How does a node support multiple diameter applications ?
answer
Mar 23, 2014
2
votes
How the always-on functionality works in LTE?
answer
Mar 21, 2014
1
vote
LTE: Does the bearer(s)/session(s) get deleted when CS fallback happen for an UE?
answer
Mar 21, 2014
1
vote
LTE: Does any difference while handling normal attach and emergency attach procedures ?
answer
Mar 21, 2014
1
vote
LTE: How trace session procedure works for lte core network ?
answer
Mar 21, 2014
0
votes
Which interface is used in a handover between two cells managed by different MMEs?
answer
Mar 21, 2014
1
vote
LTE: Why SGSN has interfaces with MME and SGW only not with PGW ?
answer
Mar 21, 2014
1
vote
LTE: How an source eNodeB come to know about "TAI" of target eNodeB ?
answer
Mar 20, 2014
1
vote
What is the role of this network element {Bootstrapping server function (BSF) } in LTE ?
answer
Mar 20, 2014
2
votes
LTE S1-AP handover : How does a source mme find out the target mme as part of MME relocation based handover ?
answer
Mar 20, 2014
0
votes
LTE: Why does "UE Time Zone IE" send from MME to PGW via SGW ?
answer
Mar 20, 2014
1
vote
In case of inter-operator movement of a user. How charging happens ?
answer
Mar 20, 2014
0
votes
LTE: Why RSRQ is applicable only in RRC-CONNECTED mode ?
answer
Mar 20, 2014
2
votes
LTE: Why does "CS Fallback Indicator" IE present in UE Context Modification Request ?
answer
Mar 20, 2014
2
votes
LTE: What does the use of "selectedPLMN-Identity" IE in RRC ConnectionSetupComplete message ?
answer
Mar 19, 2014
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