Nokia 4A0-M02 Online Practice Questions and Exam Preparation

Nokia 4A0-M02 Online Questions & Answers

• Question 41:

  Which of the following most accurately identifies a GTP tunnel on the Alcatel-Lucent 7750 MG by default?

  A. A TEID
  B. The System IP address
  C. A UDP port number
  D. A TEID and the System IP address
  E. A TEID, the System IP address and a UDP port number
  E. A TEID, the System IP address and a UDP port number

• Question 42:

  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.
  C. The indirect data tunnels are used during handovers to forward downlink data from the source eNodeB to the target eNodeB.

• Question 43:

  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-stats s11 instance
  D. Show mobile-gateway serving ref-point-stats s5 instance
  D. Show mobile-gateway serving ref-point-stats s5 instance

• Question 44:

  The S1-MME is the interface used for the communication between the eNodeB and the MME. Which of the following transport protocols is used by this interface?

  A. The Transmission Control Protocol (TCP)
  B. The User Datagram Protocol (UDP)
  C. The TCP or the UDP
  D. The Stream Control Transmission Protocol (SCTP)
  E. None of the above answers are correct
  D. The Stream Control Transmission Protocol (SCTP)

• Question 45:

  Which of the following statements are FALSE regarding the SDF templates / filters? (Choose two)

  A. One dedicated bearer can have more than one SDF template.
  B. One SDF template can have only one SDF filter for each direction.
  C. One dedicated bearer can have more than one SDF template and multiple SDF filters.
  D. One dedicated bearer can have only one SDF template.
  E. One SDF template can have multiple SDF filters for each direction.
  B. One SDF template can have only one SDF filter for each direction.
  D. One dedicated bearer can have only one SDF template.

• Question 46:

  Which of the following statements is FALSE regarding the keep alive messages exchanged between the CPM card and an MG-ISM card?

  A. The keep alive messages are exchanged between the CPM card and the active MG-ISM card.
  B. The keep alive messages are exchanged between the CPM card and the standby MG-ISM card
  C. The keep alive messages are exchanged between the active and standby MG-ISM cards.
  D. The CPM card considers the MG-ISM card down if it misses 3 keep alive messages.
  C. The keep alive messages are exchanged between the active and standby MG-ISM cards.

• Question 47:

  Based on the information shown in the exhibit, and assuming this is the only bearer present, what is the action taken by the SGW when:

  

  -

  The SGW receives a GTP packet over its S5 interface, and

  -

  The TEID value in the GTP header is set to 0x802d25?

  A. The packet is forwarded to the eNodeB
  B. The packet is buffered.
  C. The packet is dropped.
  D. The packet is forwarded to the MME.
  C. The packet is dropped.

• Question 48:

  During a service request procedure, which message is sent by the MME over the S11 interface to provide the SGW with the eNodeB address and eNodeB S1-U TEID?

  A. Downlink Data Notification
  B. Downlink Data Notification Ack
  C. Modify Bearer Request
  D. Modify Bearer Response
  C. Modify Bearer Request

• Question 49:

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

  

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

• Question 50:

  There is an active GTP path between an Alcatel-Lucent SGW and an Alcatel-Lucent PGW, On the SGW. Which of the following CLI commands is used to check the "Restart Count" value of the PGW?

  A. show mobile-gateway serving ref-point-peers s5
  B. show mobile-gateway serving ref-point-stats s5
  C. show mobile-gateway serving bearer-stats s5
  D. show mobile-gateway serving path-mgmt-stats s5
  E. None of the above answers are correct.
  D. show mobile-gateway serving path-mgmt-stats s5