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Q17. 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
Q18. On the Alcatel-Lucent 7750 PGW, which of the following CLI commands Is used to check the APN-AMBR enforced on the PGW for a particular UE?
A. Show mobile-gateway pdn pdn-context
B. Show mobile-gateway pdn pdn-context imsi <imsi-number> detail
C. Show mobile-gateway pdn bearer-context
D. Show mobile-gateway pdn bearer-context imsi <imsi-number> detail
E. Show mobile-gateway pdn ue-context
F. Show mobile-gateway pdn ue-context imsi <imsi-number> detail
Answer: B
Q19. 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
Q20. On the Alcatel-Lucent 7750 SGW, which of the following is the CLI command to check the "UP / IDLE" state for the GTP path to a PGW?
A. Show mobile-gateway serving ref-point-peers s5
B. Show mobile-gateway serving ref-point-stats s5
C. Show mobile-gateway serving ref-point-peers s1u
D. Show mobile-gateway serving path-mgmt s5
E. None of the above answers are correct.
Answer: A
Q21. Which of the following statements is FALSE regarding the configuration of Key Performance Indicator/Key Capacity Indicator (KPI/KCI) on an Alcatel-Lucent 7750 MG?
A. The mobile-gateway instance must be shutdown before enabling the stats collection
B. A log file must be configured.
C. An accounting policy must be configured.
D. Only one record can be configured in a policy.
E. Only one policy can be assigned to a serving/pdn instance.
F. None of the above statements are false.
Answer: F
Q22. In an LTE network, which of the following is used to carry the GTP message "Create Session Request"?
A. The GTPv1 protocol.
B. The GTPv2 protocol.
C. Both the GTPv1 and the GTPv2 protocols.
D. Either the GTFV1 protocol or the GTPv2 protocol.
E. None of the above answers are correct.
Answer: B
Q23. After a UE attachment procedure, which GTP-U tunnels are established for the UE?
A. S1-MME GTP-U tunnel and S5 GTP-U tunnel.
B. S1-U GTP-U tunnel and S5 GTP-U tunnel.
C. S1-U GTP-U tunnel. S5 GTP-U tunnel, and Gx GTP-U tunnel.
D. S1-U GTP-U tunnel and Gx GTP-U tunnel.
E. No GTP-U tunnels are established.
Answer: B
Q24. A UE is sending data to its FTP server over the EPC core with the TCP port 20. Based on the information shown in the exhibit, which of the following bearer(s) will be used for the uplink FTP flow?
A. The bearer # 5 will be used for the FTP flow.
B. The bearer #6 will be used for the FTP flow.
C. The bearer #7 will be used for the FTP flow.
D. Both bearer # 5 and bearer # 6 will be used for the FTP flow.
E. Both bearer #5 and bearer #7 will be used for the FTP flow.
Answer: C