4A0-103

4A0-103 practice questions, page 4 of 10, with answer review and explanations.

Question 16

What is the common usage of the MPLS EXP bits?

  1. Each implementation can use them as they see fit.
  2. They are used to carry the Ethertype value.
  3. They are used to carry the TTL value.
  4. They are used to carry QoS classification.
  5. They are used to carry fragmentation flag information

Question 17

If an LSP's loose primary path includes the statement "include green" and "exclude red;" how does CSPF choose the LSP's path?

  1. CSPF chooses a link that is a member of both administrative groups
  2. CSPF chooses only those links that are NOT members of the green admin group
  3. CSPF prunes the green links and uses these links for the secondary path
  4. CSPF signals the LSP path over the green links only, and prunes all other links

Question 18

Click on the exhibit button below. Given the configuration below, which of the following scenarios is FALSE?

  1. Both the primary and secondary paths are explicitly defined.
  2. The primary path is active and the secondary path is in hot standby.
  3. The LSP defined will use the primary path and will signal the secondary path to become active if the primary path fails.
  4. The LSP has the same source and destination for both primary and secondary paths.

Question 19

Which of the following commands may only be used on the head end router to verify the status of an LSP named "LSP 1"? (Choose two)

  1. show router mpls Isp "LSP 1" originate
  2. show router mpls Isp "LSP 1" path detail
  3. show router rsvp session originate
  4. show router rsvp session "LSP 1"

Question 20

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

  1. Ordered control mode; downstream on demand.
  2. Ordered control mode; downstream unsolicited.
  3. Independent control mode; downstream on demand.
  4. Independent control mode; downstream unsolicited.