Nokia 4a0-m02 practice test
Nokia Mobile Gateways for the LTE Evolved Packet Core Exam
Question 1
On Alcatel-Lucent 7750 PGW, which of the following statements is FALSE regarding the debugging of
a given IMSI?
- A. The output may be filtered per bearer.
- B. The APN value must be specified in the debug command.
- C. A log must be created to view the debug output.
- D. The output may be filtered per APN and per reference point.
- E. None of the above statements are false.
Answer:
D
Question 2
On the Alcatel-Lucent 7750 PGW, which of the following is the CLI command to check the statistics of
the "Create Session Request" / "Create Session Response" messages?
- A. Show mobile-gateway pdn ref-point-peers gx
- B. Show mobile-gateway pdn ref-point-peers s5
- C. Show mobile-gateway pdn ref-point-stats ga
- D. Show mobile-gateway pdn ref-point-stats s5
- E. None of the above answers are correct.
Answer:
D
Question 3
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
Question 4
Based on the information shown in the exhibit, how many EPS bearers has the PGW created in total
for all UEs?
- A. 6
- B. 5
- C. 4
- D. 3
- E. 2
- F. 1
Answer:
A
Question 5
A UE needs to get an IP address before it can communicate to any PDN over the LTE network. Which
of the following statements most accurately describes the process of the IP address allocation?
- A. A UE may obtain an IP address during the PDN connection setup.
- B. A PGW may assign the IP address from its local address pools.
- C. A PGW may obtain an IP address from a RADIUS server and assign it to the UE.
- D. A PGW may obtain an IP address from a DHCP server and assign it to the UE.
- E. All of the above answers are correct.
Answer:
E
Question 6
Which of the following statements is FALSE regarding the PGW?
- A. The PGW terminates the IP sessions from a UE.
- B. The PGW enforces PCC rules and QoS policies.
- C. The PGW may provide gating control for user traffic.
- D. A UE may be served by only one PGW.
- E. A UE may receive more than one IP address from the PGW.
Answer:
D
Question 7
A UE is exchanging best-effort (BE) IP traffic with a PDN server over an EPS bearer with a QCI/ARP
value of 9/12. Based on the information shown in the exhibit, what is the DSCP value of traffic
egressing the S5 interface of the PGW to the SGW?
- A. BE
- B. EF
- C. AF21
- D. NC
- E. None of the above answers are correct
Answer:
B
Question 8
Which of the following statements is FALSE regarding the UE mobility?
- A. While in idle state, the UE mobility can trigger a handover.
- B. While in idle state, the UE mobility can trigger a tracking area update.
- C. While in connected state, the UE mobility can trigger a handover.
- D. While in connected state, the UE mobility can trigger a tracking area update.
- E. None of the above statements are false.
Answer:
A
Question 9
Which of the following statements is FALSE regarding the UE attachment procedure?
- A. As a result of this procedure, a default bearer must be established
- B. As a result of this procedure, a dedicated bearer must be established
- C. As a result of this procedure, the UE is registered with the network
- D. As a result of this procedure, the UE is authenticated by the network
- E. As a result of this procedure, the UE has an IP connectivity to an APN
Answer:
B
Question 10
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