Nokia Nokia Certifications 4A0-C01 Questions & Answers

• Question 301:

  Which of the following regarding per-platform label space is TRUE?

  A. A separate label is used for each interface on which the FEC is advertised.

  B. A single label is assigned to a FEC for all interfaces on the same router,

  C. It is typically used when the device has ATM or Frame Relay interfaces.

  D. It uses more label resources than a per-interface label space.

  Correct Answer: B

• Question 302:

  Which of the following about LDP-over-RSVP is TRUE?

  A. RSVP LSPs must exist between each PE-ABR pair, or ABR-ABR pair in each area.

  B. When LDP-over-RSVP is active, the LDP prefixes are resolved to a physical egress interface.

  C. Targeted sessions must exist between all routers along the tunnel path.

  D. Link LDP sessions must exist between each ABR-ABR pair in each area.

  Correct Answer: A

• Question 303:

  Which of the following about Alcatel-Lucent 7750 SR command "oam Isp-trace prefix" is FALSE?

  A. The router performs a unidirectional LSP test.

  B. The router collects hop information along the tunnel's path.

  C. The router uses MPLS Echo Request packets that are IP-routed,

  D. The MPLS TTL values are incremented at each request.

  Correct Answer: C

• Question 304:

  Which of the following regarding MPLS Encapsulation is FALSE?

  A. The customer's Layer 2 header is preserved at the iLER for Layer 2 services.

  B. The customer's Layer 2 Header is preserved at the iLER for Layer 3 services.

  C. The service provider's Layer 2 header is added at the iLER for Layer 2 services.

  D. The service provider's Layer 2 header is added at the iLER for Layer 3 services.

  Correct Answer: B

• Question 305:

  Which of the following statements is TRUE concerning route distinguishes on the 7750 SR?

  A. Route distinguishes are 12 bytes in length

  B. Route distinguishes are appended to IPv4 prefixes to form 16 byte VPN-IFV1 prefixes.

  C. Route distinguishes are used to determine which routes a VPRN should import.

  D. CE routes must be configured with the proper route distinguishes for the VPRN they are associated to

  E. All of the above statements are true.

  F. All of the above statements are false.

  Correct Answer: F

• Question 306:

  An LSP is enabled with one-to-one fast reroute and node protection. What action does the PLR take if node protection cannot be provided?

  A. The PLR attempts to provide link protection.

  B. The PLR disregards the request after three failed attempts.

  C. The PLR changes the PATH message to request link protection.

  D. The PLR brings down the primary LSP-path.

  Correct Answer: A

• Question 307:

  Click on the exhibit button below.

  

  If CE1 and PE1 use BGP to exchange routing information and CE2 and PE2 use static routing to forward traffic to and from the VPRN, which of the following statements is considered TRUE?

  A. An export policy is required on PE1 to advertise routes to CE1.

  B. An export policy is not required on PE2 to advertise routes to CE2.

  C. An export policy is not required to advertise routes between PE routers

  D. All of the above statements are true

  E. All of the above statements are false

  Correct Answer: D

• Question 308:

  Which of the following statements is TRUE regarding a VRF?

  A. A VRF contains a single VPRN routes.

  B. Every VRF in a PE is associated with one or more route target attributes.

  C. Each VPRN needs a separate VRF in each PE router.

  D. On the 7750 SR, by default, there is a unique one-to-one association between a VPN label and a VRF

  E. All of the above statements are true.

  F. All of the above statements are false.

  Correct Answer: E

• Question 309:

  Click on the exhibit.

  

  Given the output below, which of the following is FALSE?

  A. A packet arriving with label 131066 will be forwarded out interface 1 /1 /4 with label 131070.

  B. The router is an egress router for FEC 10.10.10.221/32.

  C. There are multiple LSPs to reach FEC 10.10.10.244/32.

  D. The router's system address is 10.10.10.242/32.

  Correct Answer: D

• Question 310:

  When provisioning a spoke-SDP on an Epipe, what MUST match on both ends of the service?

  A. Service ID

  B. Customer ID

  C. SAPID

  D. VC-ID

  E. SDPID

  Correct Answer: D