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2021 Dec 4A0-M02 torrent
Q1. What is the purpose of indirect data tunnels established for a particular UE?
A. The indirect data tunnels are used during handovers to forward downlink data from the target eNodeB to the source eNodeB.
B. The indirect data tunnels are used during handovers to forward uplink data from the target eNodeB to the source eNodeB.
C. The indirect data tunnels are used during handovers to forward downlink data from the source eNodeB to the target eNodeB.
D. The indirect data tunnels are used during handovers to forward uplink data from the source eNodeB to the target eNodeB.
Answer: C
Q2. On Alcatel-Lucent 7750 SGW, which of the following CLI commands can be used to check the number of times a handover procedure has been performed for a particular UE?
A. Show mobile-gateway serving call-flow-stats
B. Show mobile-gateway serving pdn-context imsi <imsi-number> detail
C. Show mobile-gateway serving ue-context imsi <imsi-number> detail
D. Show mobile-gateway serving bearer-context imsi <imsi-number> detail
E. Show mobile-gateway serving ref-point-stats s11
Answer: C
Q3. Which of the following interfaces is not using the GTP-U protocol?
A. The X2 interface
B. The S1-U interface
C. The S4 interface
D. The S5 interface
E. The SGi interface
Answer: E
Q4. Which of the following statements is FALSE regarding Key Performance Indicator/Key Capacity Indicator (KPI/KCI)?
A. KPI /KCI counters are supported on both Alcatel-Lucent 7750 SGW and 7750 PGW.
B. The cf:\mob-gw-stats directory contains the current records.
C. The cf:\mob-gw directory contains all closed records.
D. KPI/KCI counters are used to debug real-time issues on the mobile gateway.
E. An XML file is created and stored in the CPM's flash card.
F. None of the above statements are false.
Answer: D
Q5. On the Alcatel-Lucent 7750 PGW, which of the following is the default setting of the APN "selection-mode"?
A. ms-provided-apn
B. network-provided-apn
C. subscribed-apn
D. virtual-apn
E. None of the above answers are correct
Answer: C
Up to date 4A0-M02 exam question:
Q6. Which of the following statements is FALSE regarding the QCI / ARP?
A. An EPS bearer may beassociatedwith more than one QCI value.
B. A new QCI policy can be defined on the Alcatel-Lucent 7750 MG to overwrite the default one.
C. A default QCI/ARP policy is predefined on the Alcatel-Lucent 7750 MG and cannot be modified.
D. A default bearercannotbeassociatedwith a QCI value of 4.
E. The QCI has 9 classes and the ARP has 15 levels.
Answer: A
Q7. On the Alcatel-Lucent 7750 MG, which of the following is the CLI command to check the active / standby state of the MG-ISM cards?
A. Show card detail
B. Show mda detail
C. Show card state
D. Show system information
E. Show mobile-gateway system
Answer: E
Q8. On Alcatel-Lucent 7750 SGW, which of the following statements is FALSE regarding the debugging of a given IMSI?
A. The debugging allows the operator to analyze information and messagesrelatedto a given IMSI in real-time.
B. The APN value must be specified in the debug command.
C. The output may be filtered per APN or per reference point.
D. The debugging supports three levels of tracing detail.
E. None of the above statements are false.
Answer: B
Q9. In a 3G network, which of the following is used to build a PDP context between a UE and the GGSN when a direct tunnel is not used?
A. An end-to-end GTP tunnel between the UE and the GGSN.
B. A Radio Access Bearer between the UE and the NodeB and a GTP tunnel between the NodeB and the GGSN.
C. A Radio Access Bearer between the UE and the SGSN and a GTP tunnel between the SGSN and the GGSN.
D. A Radio Access Bearer between the UE and the SGSN.
E. None of the above answers are correct.
Answer: C
Q10. During the establishment of a default bearer, which of the following statements are TRUE regarding the TEID-U assigned by the eNodeB to the S1-U tunnel? (Choose two)
A. The eNodeB includes this TEID-U value in the Create Session Request message sent to the SGW over the S1 interface.
B. The eNodeB includes this TEID-U value in the Attach Request message sent to the MME over the S1-MME interface.
C. The MME includes this TEID-U value in the Create Session Request message sent to the SGW over the S11 interface.
D. The MME includes this TEID-U value in the Modify Bearer Request message sent to the SGW over the S11 interface.
E. The eNodeB includes this TEID-U value in the Attach Complete message sent to the MME over the S1-MME interface.
F. The eNodeB includes this TEID-U value in the Modify Bearer Request message sent to the SGW over the S1 interface.
Answer: D,E