Nokia 4A0-103 Online Practice Questions and Exam Preparation

Nokia 4A0-103 Online Questions & Answers

• Question 241:

  Click on the exhibit.

  

  RSVP session state for LSP 1 has timed out on router R3. Which of the following actions will router R3 initiate to clear the RSVP session?

  A. Send a PATH Tear message toward router R6.
  B. Send a PATH Tear message toward router R1.
  C. Send a PATH Error message toward router R6.
  D. Send a PATH Error message toward router R1.
  D. Send a PATH Error message toward router R1.

• Question 242:

  Which of the following about MPLS fast reroute is TRUE?

  A. Fast reroute is used when redundant links are not available.
  B. Fast reroute provides path protection close to the failure point.
  C. Fast reroute provides fast failure detection to the head-end router.
  D. Fast reroute protects both primary and secondary paths.
  B. Fast reroute provides path protection close to the failure point.

• Question 243:

  True or False? MPLS may use an existing data link layer header field to identify a label, instead of using a specific MPLS header

  A. TRUE
  B. FALSE
  A. TRUE

• Question 244:

  Click on the exhibit.

  

  This policy is applied as an LDP export policy. In addition to the FECs learned from its neighbors, which FECs now appear in the router's LIB?

  A. Local FECs not included in the 192.168.1.0/24 address space and the system IP FEC.
  B. Only the system IP FEC appears in the LIB.
  C. Any local FECs, except those with a 24-bit mask.
  D. Local FECs in the 192.168.1.0/24 address space.
  A. Local FECs not included in the 192.168.1.0/24 address space and the system IP FEC.

• Question 245:

  A router has two admin groups defined (GREEN=1 and RED=3). An interface is associated to both admin groups. What value will be shown in the Admin Group sub-TLV for this interface?

  A. 0x4
  B. 0x5
  C. 0x10
  D. 0xa
  D. 0xa

• Question 246:

  Which of the following commands is used to display the database containing the OSPF-TE LSAs?

  A. show router ospf opaque-database
  B. show router ospf database
  C. show router ospf opaque-Isa
  D. show router ospf te opaque
  A. show router ospf opaque-database

• Question 247:

  Which of the following are the default settings for the Alcatel-Lucent 7750 SR when using LDP?

  A. Per-platform label space, conservative retention mode
  B. Per-interface label space, conservative retention mode
  C. Per-platform label space, liberal retention mode
  D. Per-interface label space, liberal retention mode
  C. Per-platform label space, liberal retention mode

• Question 248:

  The destination IP address of a received unlabeled packet is successfully matched in the FIB.

  Which of the following is FALSE?

  A. A POP label stack operation may be performed.
  B. The outgoing interface and next-hop address will be determined from the FIB.
  C. The packet can be forwarded as a labeled or unlabeled packet.
  D. A PUSH label stack operation may be performed.
  A. A POP label stack operation may be performed.

• Question 249:

  Which of the following about T-LDP is FALSE?

  A. Link-based and T-LDP sessions may be configured on the same LSR.
  B. T-LDP supports sessions between non-directly connected devices.
  C. T-LDP can be configured between directly connected devices.
  D. T-LDP Hello messages are sent to a multicast address.
  D. T-LDP Hello messages are sent to a multicast address.