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2021 Dec 4A0-M02 torrent

Q51. Based on the information shown in the exhibit, which of the following is the time interval used by the SGW to send out an "Echo Request" message over the S11 interface? 

A. 130 seconds 

B. 90 seconds 

C. 60 seconds 

D. 8 seconds 

E. 4 seconds 

Answer: C 


Q52. Which of the following statements is FALSE regarding the Tracking Area (TA)? 

A. A TA is a set of eNodeBs that are defined by a UE itself. 

B. A TA is the smallest geographical area in which a UE can roam without performing a Tracking Area Update (TAU) other than periodic TAU as required. 

C. A Tracking Area Identity (TAI) is used to identify each tracking area. 

D. The Tracking Area Identity (TAI) is assigned by the service provider. 

E. One TA may be served by one or more than one MME. 

Answer: A 


Q53. On Alcatel-Lucent 7750 PGW, which of the following CLI commands can be used to debug a given IMSI? 

A. debug mobile-gateway pdn 1 pdn-session imsi 226041000000008 

B. debug mobile-gateway pdn 1 pdn-session-db imsi 226041000000008 

C. debug mobile-gateway pdn 1 pdn-session imsi 226041000000008 apn ipd.alcatel-lucent.com 

D. debug mobile-gateway pdn 1 pdn-session-db imsi 226041000000008 apn ipd.alcatel-lucent.com 

E. Answers A and C are both correct. 

F. Answers B and D are both correct. 

Answer: C 


Q54. Which of the following does not apply during the CPM selection of an MG-ISM card? 

A. The CPM load balances amongst all configured MG-ISM groups. 

B. The CPM load balances based on the number of sessions currently handled by each MG-ISM group 

C. All sessions established for a given UE are handled by the same MG-ISM group. 

D. TheselectedMG-ISM card is responsible for bearer management andTEIDassignment. 

E. All of the above statements apply. 

Answer: A 


Q55. Based on the information shown in the exhibit, which of the following is the time interval used by the SGW to send out an "Echo Request" message over the GTP interface? 

A. 3 seconds 

B. 5 seconds 

C. 6 seconds 

D. 60 seconds 

E. 90 seconds 

Answer: D 


Renew 4A0-M02 exam guide:

Q56. On Alcatel-Lucent 7750 SGW, which of the following CLI commands is used to obtain the 

output displayed in the exhibit? 

A. Show mobile-gateway serving ref-point-stats s11 

B. Show mobile-gateway serving ref-point-stats s5 

C. Show mobile-gateway serving ref-point-stats s11 instance 

D. Show mobile-gateway serving ref-point-stats s5 instance 

Answer: D 


Q57. Which of the following statements is FALSE regarding the eNodeB? 

A. The eNodeBs maybeinterconnectTEIDwith each other via anX2 interface. 

B. The eNodeB is an element of the EPC core. 

C. The eNodeBs areconnectedto the EPC core via the S1 interface. 

D. During an IMSI attach, the eNodeB selects an MME to service the UE. 

E. The eNodeB performs the compression and encryption of the user data stream. 

Answer: B 


Q58. Which of the following most accurately describes the messages used to manage a Diameter connection path? 

A. The Capabilities-Exchange message 

B. The Device-Watchdog message 

C. The Credit-Control message 

D. The Disconnect-Peer message 

E. All of the above answers are correct 

F. Only answers A, B and D are correct 

Answer: F 


Q59. On Alcatel-Lucent 7750 SGW, which of the following CLI commands can be used to check the TEID-U values assigned to an EPS bearer for a particular UE? 

A. Show mobile-gateway serving pdn-context 

B. Show mobile-gateway serving pdn-context imsi <imsi-number> detail 

C. Show mobile-gateway serving ue-context 

D. Show mobile-gateway serving ue-context imsi <imsi-number> detail 

E. Show mobile-gateway serving bearer-context 

F. Show mobile-gateway serving bearer-context imsi <imsi-number> detail 

Answer: F 


Q60. Based on the information shown in the exhibit, which of the following is the time interval used by the SGW to retransmit a GTP signaling message? 

A. 3 seconds 

B. 5 seconds 

C. 6 seconds 

D. 60 seconds 

E. 90 seconds 

Answer: B