Nokia Nokia Certifications 4A0-M02 Questions & Answers

• Question 51:

  Which of the following interfaces is not using the GTP-C protocol?

  A. TheS11 interface

  B. The S1-MME interface

  C. The S10 interface

  D. The S5 interface

  E. The S8 interface

  Correct Answer: B

• Question 52:

  Which of the following statements is FALSE regarding the GTP tunnel?

  A. The GTP-C tunnel is used to carry the signaling messages.

  B. The GTP-U tunnel is used to carry the user data.

  C. On the SGW, there is only one GTP-C tunnel over the S5 interface to handle all the bearers to reach the same PGW.

  D. A GTP-C tunnel may be associated with multiple GTP-U tunnels over the S5 interface.

  E. There is a one-to-one mapping between the S1 bearer and the S1-U GTP-U tunnel.

  Correct Answer: C

• Question 53:

  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.

  Correct Answer: C

• Question 54:

  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-peers s11

  D. show mobile-gateway serving ref-point-peers s5

  Correct Answer: A

• Question 55:

  On Alcatel-Lucent 7750 SGW, which of the following CLI commands can be used to check the connectivity to the GTP peer?

  A. oam gtp-ping s5c destination 10.10.7.2 port 2122 gateway 1

  B. oam gtp-ping s5c destination 10.10.7.2 port 2123 gateway 1

  C. oam gtp-ping s5u destination 10.10.7.2 port 2153 gateway 1

  D. oam gtp-ping s5u destination 10.10.7.2 port 2154 gateway 1

  E. Answers B and D are both correct.

  Correct Answer: B

• Question 56:

  On the Alcatel-Lucent 7750 PGW, which of the following CLI commands is used to check the message statistics between the PGW and the PCRF?

  A. Show mobile-gateway pdn pdn-context

  B. Show mobile-gateway pdn ref-point-stats ga

  C. Show mobile-gateway pdn ref-point-stats gx

  D. Show mobile-gateway pdn ref-point-peers gn

  E. Show mobile-gateway pdn ref-point-peers gx

  Correct Answer: C

• Question 57:

  Which of the following does not apply when an MG-ISM group is configured on an Alcatel-Lucent 7750 MG? (Choose two)

  A. A maximum of two MG-ISM cards may be configured in a group.

  B. The redundancy model must be configured and it is always displayed as one-to-one

  C. The MG-ISM cards configured in the same group must be contiguous.

  D. Only one MG-ISM card in a group may be configured as working,

  E. More than one MG-ISM card in a group may be configured as protect.

  F. The gateway instance must be specified during the group configuration.

  Correct Answer: CE

• Question 58:

  On an Alcatel-Lucent 7750 MG, which of the following best describes the protect-active-delay timer configured for an MG-ISM group?

  A. This timer indicates the time that the working card waits before it declares itself active after a node restart.

  B. This timer indicates the time that the protection card waits before it declares itself active during an MGISM switchover.

  C. This timer indicates the time that the working card waits before it declares itself active after an MG-ISM switchover to the protection card has been performed.

  D. This timer indicates the time that the protection card waits before it declares itself active if the working card does not come up after a node restart.

  Correct Answer: D

• Question 59:

  Which of the following parameters best describes the rate-limiting associated with a GBR bearer?

  A. The GBR

  B. The APN-AMBR

  C. The MBR

  D. The GBR and the MBR

  E. The UE-AMBR

  Correct Answer: D

• Question 60:

  Based on the information shown in the exhibit, which of the following is the MBR/GBR value for Bearer 5 in the DL direction?

  

  A. 15000/10000 kbps

  B. 30000/20000 kbps

  C. 45000/30000 kbps

  D. 60000/40000 kbps

  E. None of the above answers are correct

  Correct Answer: E