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Post under tag mme
Unanswerd questions under tag mme
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0
votes
0
answers
UE context release request and signal loss
posted
Feb 18, 2021
by
Jane Austen
lte
ue
enodeb
mme
rrc
–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
0
votes
0
answers
MME not send detach to eNB during cancell location from HSS in case of ESM-idle
posted
Feb 19, 2020
by
Aleksei
lte
mme
hss
enodeb
0
votes
0
answers
Diameter S6a: Delete subscriber data from HSS
posted
Dec 19, 2019
by
Michael Semama
lte
diameter
mme
hss
lte-epc
0
votes
0
answers
Could any please tell the Nas messages and security impact during s1 hand over in lte?
posted
Nov 6, 2019
by
Rakesh Kumar Suman
lte
core network
enodeb
mme
0
votes
0
answers
Does NAS affected while doing HO procedure ? if affected, which NAS messages ?
posted
Oct 17, 2019
by
Rakesh Kumar Suman
lte
ue
mme
enodeb
0
votes
0
answers
what is the procedure to fail the PGW initiated dedicated radio bearer, after attach in LTE
posted
Aug 6, 2019
by
anonymous
lte
pgw
mme
enodeb
ue
0
votes
0
answers
imsi in attach request mesage going?exactly which message
posted
Jun 6, 2019
by
Narasimha K
lte
ue
mme
+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
0
votes
0
answers
When NAS security mode fails, which procedure should we follow?
posted
May 20, 2019
by
Narasimha K
ue
mme
lte
+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
During initial attach why MME assigns EPS bearer id 5 Is there any reason?
posted
Feb 28, 2019
by
Gnanendra Reddy
lte
mme
+1
vote
0
answers
LTE: How does international roaming work ?
posted
Jan 13, 2019
by
Harshita
lte
roaming
mme
hss
+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
Does anybody know how to recognize LT-M traffic on MME, since there is no specific RAB Type?
posted
Nov 15, 2018
by
anonymous
lte
mme
0
votes
0
answers
LTE: What action should be taken by MME if UE re-attach without detaching from network ?
posted
Oct 24, 2018
by
Vikram Singh
lte
interview questions
core network
mme
0
votes
0
answers
LTE: How SMS service is provided in LTE network in both the cases when UE does combined or LTE only attach ?
posted
Oct 11, 2018
by
Vikram Singh
lte
core network
ue
interview questions
mme
0
votes
0
answers
LTE: How the uplink and downlink data flow through indirect data forwarding tunnels in S1- handover ?
posted
Oct 5, 2018
by
Vikram Singh
lte
handover
enodeb
mme
sgw
0
votes
0
answers
What restricts in india to make an emergency call without SIM?
posted
Sep 3, 2018
by
Jaganathan
lte
ue
5g
mme
nr
+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
0
votes
0
answers
LTE: What is the use of served party IP address AVP in Update Location Answer message ?
posted
Jul 6, 2018
by
Harshita
lte
diameter
mme
hss
s6a-interface
0
votes
0
answers
What happens after RLC Reset during handover procedure ?
posted
Jun 18, 2018
by
Jaganathan
lte
ue
mme
+2
votes
0
answers
Diameter S6a CLR to MME on transition to 3G registration
posted
Jun 18, 2018
by
Michael Semama
lte
ue
mme
core network
diameter
+1
vote
0
answers
LTE: When an operator starts to broadcast multiple PLMNs in a LTE cell ?
posted
Jun 9, 2018
by
Harshita
lte
operator
enodeb
mme
0
votes
0
answers
LTE: How many S1-links are established by an eNodeB with MME(s) ?
posted
May 20, 2018
by
Harshita
lte
mme
enodeb
s1ap
+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
+5
votes
0
answers
LTE: Why presence of Tracking Area Identity (TAI) and E-UTRAN CGI (ECGI) IEs is mandatory in Uplink NAS Transport ?
posted
May 16, 2018
by
Vimal Kumar Mishra
lte
mme
enodeb
s1ap
nas
+1
vote
0
answers
LTE: What MME does when it receives Regional-Subscription-Zone-Code AVP in the Update-Location-Answer message ?
posted
Apr 28, 2018
by
Harshita
diameter
mme
hss
interview questions
lte
+2
votes
0
answers
LTE: When MME asks HSS to provide more than one authentication vectors in Authentication-Information-Answer message ?
posted
Apr 27, 2018
by
Vikram Singh
lte
diameter
mme
hss
interview questions
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
Which protocol is used for communication between MME and HSS ? [MCQ]
posted
Dec 19, 2017
by
Harshita
lte
mme
hss
0
votes
0
answers
Is it possible that MCC MNC gets changed in a same Diameter session without changing session ID
posted
Nov 30, 2017
by
anonymous
lte
handover
mme
sgw
diameter
+2
votes
0
answers
Is it possible, an eNodeB can identify UE and IoT devices separately ?
posted
Sep 15, 2017
by
Ganesh
enodeb
mme
interview questions
operator
lte
0
votes
0
answers
While UE doing RLF if ENB comes up then what msg enb will send to epc and if ENB rejects RLF then what epc will do.
posted
Aug 8, 2017
by
anonymous
lte
enodeb
mme
sgw
+2
votes
0
answers
When will mme change the security keys and send it in ue context modification request message
posted
Jul 26, 2017
by
Naren Nishad
lte
s1ap
rrc
mme
+3
votes
0
answers
LTE: On what basis MME prepare list of TAI for an UE when it attach to the network ?
posted
Jul 20, 2017
by
Harshita
lte
mme
nas
ue
+2
votes
0
answers
Why in LTE, TAU is needed in connected mode while LAU is not needed in legacy 2G/3G in connected mode?
posted
Jul 18, 2017
by
anonymous
lte
tau
lau
mme
+2
votes
0
answers
Why E field is not introduced in Rel15 MAC?
posted
Jul 4, 2017
by
Jaganathan
lte
ue
mme
mac
+1
vote
0
answers
After which controlling message s1-C and s1-U bearer will be created in LTE?
posted
Jun 12, 2017
by
Sakshi Rai
lte
enb
mme
+1
vote
0
answers
Why paging priority is needed? when it will be usefull in LTE?
posted
May 15, 2017
by
Akhilesh
lte
ue
enb
mme
0
votes
0
answers
LTE: Is there any way to trigger paging message from SGW using openair-cn vms?
posted
Apr 20, 2017
by
anonymous
lte
mme
enodeb
paging
+1
vote
0
answers
Can anyone help me out what are the bugs you have faced while doing MME functional testing(S1AP/ NAS/ GTP-C)
posted
Apr 12, 2017
by
anonymous
mme
lte
testing
+3
votes
0
answers
LTE: What will happen with already connecting UE with an eNodeB if tracking area code reconfigure on the fly ?
posted
Jan 31, 2017
by
Rupam
lte
interview questions
enodeb
ue
mme
+2
votes
0
answers
ODB for all-packet-Oriented in Insert-Subscriber-Data
posted
Dec 11, 2016
by
Michael Semama
lte
hss
pgw
gtp
mme
+2
votes
0
answers
LTE: Why "Handover Type" IE is included in both handover messages i.e Handover Required and Handover Request ?
posted
Nov 19, 2016
by
Harshita
lte
mme
enodeb
s1ap
+1
vote
0
answers
LTE: When an eNodeB trigger PWS (Public Warning System) restart indication message towards MME ?
posted
Oct 25, 2016
by
Neelam
lte
mme
enodeb
s1ap
+1
vote
0
answers
LTE: In which scenarios, eNodeB trigger UE context modification indication towards to MME ?
posted
Oct 21, 2016
by
Vikram Singh
lte
mme
enodeb
s1ap
...