Most voted questions under tag mme

+1 vote

2 answers

LTE: Is it possible MME gets changed but SGW does not change during the handover ?

posted Nov 8, 2016 by Harshita

+1 vote

0 answers

LTE: When an eNodeB trigger PWS (Public Warning System) restart indication message towards MME ?

posted Oct 25, 2016 by Neelam

+1 vote

0 answers

LTE: In which scenarios, eNodeB trigger UE context modification indication towards to MME ?

posted Oct 21, 2016 by Vikram Singh

+1 vote

1 answer

How MME will handle the paging messages related to many UEs?

posted Oct 3, 2016 by Sneha Maganahalli

+1 vote

1 answer

Is there any relation between MME pool area and SGW service area?On which factor a SGW is selected for a particular MME?

posted Oct 2, 2016 by Bhagyashree R

+1 vote

2 answers

How MME selects P-GW?

posted Oct 2, 2016 by Bhagyashree R

+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

+1 vote

1 answer

Till when the eNB-S1AP ID is stored in the MME? and till when the MME-S1AP-ID is stored in the eNB?

posted Sep 26, 2016 by Sneha Maganahalli

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0 answers

LTE: What MME does after receiving UE capabilities information from the eNodeB for an UE ?

posted Aug 6, 2016 by Vikram Singh

+1 vote

0 answers

What is the format of year in Universal time and local time zone IE inside EMM information message during LTE attach ?

posted Jun 21, 2016 by Deepanjan Biswas

+1 vote

2 answers

Is it possible to modify the QCI of the Default bearer after UE attach complete?

posted Jun 1, 2016 by Jabid

+1 vote

1 answer

LTE: Can an eNodeB start broadcasting/stop broadcasting additional PLMN without restarting ?

posted May 8, 2016 by Harshita

+1 vote

0 answers

How many eNodeBs can be there in a MME pool area ?

posted Apr 10, 2016 by Appu

+1 vote

0 answers

LTE : When does MME and SGSN purge an UE from its memory ?

posted Mar 30, 2016 by Vikram Singh

+1 vote

0 answers

LTE to 3G IRAT handover fails in preparation phase

posted Feb 21, 2016 by Bijit Deb

+1 vote

0 answers

LTE : How does MME keep mapping of "TAI list" that is assigned to UE against the "LAI" assigned to UE ?

posted Jan 26, 2016 by Harshita

+1 vote

1 answer

What does MME user state contains and what is exact meaning of "state" here?

posted Jan 20, 2016 by Vakati Abilasn

+1 vote

1 answer

Is the message that the MME sends the UE containing its allocated IP address encrypted?

posted Jan 12, 2016 by Jad Said

+1 vote

0 answers

When does transfer syntax error come after initial context setup request?

posted Jan 7, 2016 by anonymous

+1 vote

2 answers

LTE: How does MME make out that a user belong to the home network or roaming one ?

posted Jan 7, 2016 by Vimal Kumar Mishra

+1 vote

1 answer

Is it possible that a specific MME has two MME Codes in LTE?

posted Jan 7, 2016 by anonymous

+1 vote

0 answers

Can anybody tells me failure reasons for PDP cut off ?

posted Dec 14, 2015 by Manish Sharma

+1 vote

1 answer

LTE: How does network define the list of tracking area identities for a user ?

posted Nov 25, 2015 by Harshita

+1 vote

1 answer

PS HO for LTE to 3G failing for RLC UM not supported UE

posted Sep 9, 2015 by Bijit Deb

+1 vote

1 answer

LTE : How does an MME select SGW for a new user and what things/terms are considered while selecting SGW ?

posted Sep 6, 2015 by Vikram Singh

+1 vote

1 answer

Can a HSS initiate detach procedure for an UE from the LTE network ?

posted May 31, 2015 by Harshita

+1 vote

2 answers

How MME notify to LTE UE for CS call to perform CSFB when UE is in connected mode or idle mode?

posted May 29, 2015 by Veer Pal Singh Yadav

+1 vote

1 answer

Is any relationship between RRC-IDLE and ECM-IDLE states ?

posted Apr 9, 2015 by Alok

+1 vote

1 answer

What is KSIasme and Why MME is sending to UE instead of KASME during authentication procedure?

posted Mar 17, 2015 by Gnanendra Reddy

+1 vote

2 answers

What is the use of SGsAP-UE-UNREACHABLE message and what action can be taken once it is received ?

posted Feb 14, 2015 by Vikram Singh

+1 vote

2 answers

why MME will query for PGW prior to SGW

posted Feb 9, 2015 by Srinivas Sambari

+1 vote

0 answers

Question on MME

posted Jan 27, 2015 by Pdk

+1 vote

1 answer

What is the purpose of having Location Reporting Procedure ?

posted Sep 25, 2014 by Neelam

+1 vote

0 answers

LTE : What is the use of "Alert MME Notification" Procedure ?

posted Aug 11, 2014 by Ganesh

+1 vote

1 answer

Target MME selection in S1-handover?

posted Jul 31, 2014 by Pardeep Kohli

+1 vote

1 answer

MBMS QoS: How an MBMS bearer's QoS differ from P2P bearer QoS ?

posted Jul 19, 2014 by Ganesh

+1 vote

1 answer

LTE: What is the use of ISR ?

posted Jul 11, 2014 by Harshita

+1 vote

1 answer

How MME selects MME for Inter MME handover?

posted Jul 3, 2014 by Tapesh Kulkarni

+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

+1 vote

0 answers

LTE: Can a MME cancel ongoing paging procedure when it is already in progess ?

posted Jun 24, 2014 by Ganesh

+1 vote

1 answer

Are there any UEs’ classes related to UE’s speed (mobility)?

posted Jun 18, 2014 by Balwinder

+1 vote

0 answers

LTE: When SGW does response with "Data Forwarding Not Supported" in Create Indirect Data Forwarding Response ?

posted Jun 18, 2014 by Ganesh

+1 vote

3 answers

Would there be an advantage of X2 based handover over S1 based handover, when X2 physically spans the same path as S1?

posted Jun 14, 2014 by Cellularsme .

+1 vote

1 answer

Can vertical key derivation happen in X2 based handover in LTE

posted Jun 12, 2014 by anonymous

+1 vote

4 answers

In LTE network when MME triggers for tracking area update to UE?

posted Jun 8, 2014 by anonymous

+1 vote

1 answer

LTE : Why does UE maintain various lists ?

posted Jun 3, 2014 by Vikram Singh

+1 vote

1 answer

Can same TAC be planned in two different MME?

posted Jun 2, 2014 by anonymous

+1 vote

1 answer

LTE HO : Why two MME UE S1AP IDs present within the S1-AP HO Request message ?

posted May 30, 2014 by Harshita

+1 vote

1 answer

LTE: What does the significance of presence of "user location information" within the Create session request message ?

posted May 29, 2014 by Ganesh Kumar

+1 vote

1 answer

Total Identifiers used by MME for a UE?

posted May 23, 2014 by Vikram Luthra