Alcatel-Lucent 4A0-M02 問題集

質問 1：
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 s11 instance
C. Show mobile-gateway serving ref-point-stats s5
D. Show mobile-gateway serving ref-point-stats s5 instance
正解：D

質問 2：
Based on the information shown in the exhibit, which of the following statements is FALSE?

A. None of the above statements are false.
B. EPS bearers can be successfully established to this PGW.
C. Watchdog messages are not being exchanged with the PCRF peer.
D. The TCP connection to the PCRF peer is not established.
E. Gx commands are not being exchanged with the PCRF peer.
正解：A

質問 3：
Which of the following parameters best describes the rate-limiting associated with a GBR bearer?
A. The MBR
B. The GBR
C. The APN-AMBR
D. The GBR and the MBR
E. The UE-AMBR
正解：D

質問 4：
Which of the following statements is FALSE regarding the Gx interface?
A. The PCEF can act as a client or as a server for the Diameter connection depending on which application is running over the Gx interface.
B. It is a Diameter-based interface between the PCRF and the PCEF.
C. The PCEF receives the QoS information for a bearer from the PCRF over the Gx interface.
D. It is never used to transport user data packets.
E. It runs a vendor specific application identified by an application ID value of 16777238.
正解：A

質問 5：
Which of the following statements is TRUE when a UE is in the EMM_REGISTERED/ECM_IDLE state?
A. None of the above answers are correct.
B. There is no radio bearer between the UE and the eNodeB. The S1-MME, S1-U and S5 connections are still available for the UE.
C. There is no radio bearer between the UE and the eNode The S1-MME connection can no longer be used but the S1-U and S5 connections are still available for the UE.
D. There is no radio bearer between the UE and the eNodeB. The S1-MME, S1-U, and S5 connections are all released for the UE.
E. There is no radio bearer between the UE and the eNodeB. The S1-MME and the S1-U connections can no longer be used but the S5 connection is still available for the UE.
正解：E

質問 6：
Which network entities assign TEIDs to the indirect data tunnel used during an S1-based handover with SGW relocation?
A. The source eNodeB, the source SGW, and the target SGW
B. The source eNodeB, the source SGW and the target eNodeB.
C. The source eNodeB, the target SGW, and the target eNodeB.
D. The source SGW and the target SGW.
E. The source SGW, the target SGW and the target eNode
正解：C

質問 7：
A UE needs to get an IP address before it can communicate to any PDN over the LTE network. Which of the following statements are FALSE regarding the process of the IP address allocation? (Choose two)
A. A PGW may obtain an IP address from a RADIUS server and assign it to the UE.
B. A PGW may obtain an IP address from a DHCP server and assign it to the U
C. An SGW may obtain a static IP address from the HSS server and assign it to the UE.
D. An SGW may obtain an IP address from a RADIUS server and assign it to the UE.
E. A PGW may assign the IP address from its local address pools.
正解：C,D