Nokia Nokia Certifications 4A0-C01 Questions & Answers

• Question 401:

  Which of the following about IS-IS Traffic Engineering on an Alcatel-Lucent 7750 SR is FALSE?

  A. Traffic engineering information is carried in the extended TLVs.

  B. Traffic engineering must be enabled on all IP/MPLS routers along the LSP path.

  C. Traffic engineering information is stored in the opaque database,

  D. Traffic engineering is required for constraint-based LSPs.

  Correct Answer: C

• Question 402:

  A network consists of 4 PE routers. A customer requires a VPLS service and has sites connected to each PE. Each site must have direct connectivity with all other sites. How many SDPs must be configured on each PE?

  A. 0

  B. 2

  C. 3

  D. 4

  Correct Answer: C

• Question 403:

  Which of the following SAPs will forward all tagged and untagged frames on the port? (Choose 2)

  A. sap 1/1/1

  B. sap 1/1/1:*

  C. sap 1/1/1:*.0

  D. sap 1/1/1:0*

  E. sap 1/1/1:0

  Correct Answer: AB

• Question 404:

  Which of the following about an LSP protected with one-to-one FRR is TRUE?

  A. The LSP can use facility and one-to-one FRR simultaneously.

  B. The LSP is limited to node protection.

  C. A single protection tunnel is used for all LSPs with the same path.

  D. A detour protection tunnel is created for the LSP.

  Correct Answer: D

• Question 405:

  Which of the following commands would be used to show the operational state of all IES services?

  A. show service id 5

  B. show service ies

  C. show service service-using ies

  D. show service id 5 base

  Correct Answer: C

• Question 406:

  In a Layer 2 encapsulation, using Martini, what does the first (top) label represent?

  A. Tunnel Label

  B. VC Label

  C. Operational Control Word

  D. UNI

  E. NNI

  Correct Answer: A

• Question 407:

  Click on the exhibit.

  

  Router R2 advertises an OSPF summary route 10.10.10.0/24 into Area 1. Router R3 receives labels for individual FECs 10.10.10.2/32 and 10.10.10.4/32. These two FECs are installed in router R3's LIB but not in the LFIB. What needs to be done on router R3 to install these labels into its LFIB?

  A. Disable route summarization on router R3.

  B. Enable LDP aggregate prefix match.

  C. Create an import policy to accept 10.10.10.2/32 and 10.10.10.4/32.

  D. Disable LDP exact match on 10.10.10.2/32 and 10.10.10.4/32.

  Correct Answer: B

• Question 408:

  Which of the following describes constraint-based routing?

  A. A mechanism that implements opaque LSAs.

  B. A mechanism that computes routes based on specified requirements.

  C. A mechanism that ensures the IGP best route is used.

  D. A mechanism that enables LDP signaling to use a route other than the IGP best route.

  Correct Answer: B

• Question 409:

  When configuring distributed services across a network, it is considered best practice to configure which of the following parameters as globally significant? (Choose 2)

  A. SDP ID

  B. Service ID

  C. Customer ID

  D. SAP ID

  Correct Answer: BC

• Question 410:

  Which of the following is NOT required when configuring an LSP with an admin group constraint on an Alcatel-Lucent 7750 SR?

  A. Enable traffic engineering on all routers along the LSP path.

  B. Enable CSPF on the head-end router.

  C. Configure a path definition on all routers along the LSP path.

  D. Enable MPLS and RSVP on all routers along the LSP path.

  Correct Answer: C