Nokia 4A0-C01 Online Practice Questions and Exam Preparation

Nokia 4A0-C01 Online Questions & Answers

• Question 421:

  You wish to advertise LDP labels for all local networks; which is the most effective policy statement to use?

  A. from prefix-list direct
  B. match local
  C. from protocol direct
  D. match protocol direct
  E. from protocol local
  C. from protocol direct

• Question 422:

  Click on the exhibit.

  

  Router R5 is advertising the three loopbacks prefixes shown in OSPFv3. The following command is executed on router R1: R1# configure router ospf3 area 0 area-range FD00:11:11:5000:764. Which of the following is TRUE regarding the OSPFv3 LSDB on R6?

  A. Router R6 will have a single Router LSA that describes the summary prefix.
  B. Router R6 will have three Router LSAs - one to describe each loopback prefix.
  C. Router R6 will have a single Inter-Area Prefix LSA to describe the summary prefix.
  D. Router R6 will have three Inter-Area Prefix LSAs - one to describe each loopback prefix.
  E. Router R6 will not have any LSAs to describe the loopback prefix or the summarized prefix.
  C. Router R6 will have a single Inter-Area Prefix LSA to describe the summary prefix.

• Question 423:

  Which of the following is NOT an advantage of MPLS shortcuts for BGP traffic?

  A. It makes use of MPLS resiliency features available within an AS.
  B. It eliminates double route lookups on all routers within an AS.
  C. It eliminates the need to run IGP on all routers within an AS.
  D. It eliminates the need for an iBGP full mesh on all core routers.
  C. It eliminates the need to run IGP on all routers within an AS.

• Question 424:

  Click on the exhibit.

  

  If the primary path fails, which backup LSP path will the head-end router pick first?

  A. The Standby with the highest next-hop IP.
  B. The first Standby in the list.
  C. The Standby with the longest uptime.
  D. The Standby with the lowest next-hop IP.
  C. The Standby with the longest uptime.

• Question 425:

  Which of the following statements are FALSE regarding the VPN-IPv4 address family? (Choose 2)

  A. When a PE router receives an IPv4 prefix from its local CE it creates a VPN-IPv4 prefix.
  B. The route distinguisher (RD) is appended to the IPv4 prefix to form a 16 byte VPN-IPv4 prefix.
  C. VPN-IPv4 allows BGP to distinguish multiple routes with the same prefixes originated from distinct customers
  D. VPN-IPv4 addresses are only present within the service provider network.
  E. In VPRN, data traffic is carried in VPN-IPv4 packets.
  B. The route distinguisher (RD) is appended to the IPv4 prefix to form a 16 byte VPN-IPv4 prefix.
  C. VPN-IPv4 allows BGP to distinguish multiple routes with the same prefixes originated from distinct customers

• Question 426:

  A customer requests that their Layer 2 Ethernet service be configured to forward frames up to 1500 bytes. The service provider is using MPLS encapsulation (without RSVP-TE fast- reroute) on their IP/MPLS network. What is the minimum MTU setting for the network ports?

  A. 1512
  B. 1522
  C. 1536
  D. 1542
  B. 1522

• Question 427:

  Which of the following about SDPs is TRUE?

  A. SDP IDs must be locally unique.
  B. SDPs are specific to one service type.
  C. SDPs must use MPLS for their encapsulation.
  D. An SDP is required for a local service.
  A. SDP IDs must be locally unique.

• Question 428:

  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.
  A. The PLR attempts to provide link protection.

• Question 429:

  Which of the following about the Alcatel-Lucent 7750 SR sdp-ping is TRUE?

  A. It tests the IGP reachability of the far-end IP address of an SDP.
  B. It tests that the MTU settings of a service are correct.
  C. It tests in-band, uni-directional or round-trip connectivity of SDPs.
  D. It tests the reachability of hosts connected to an SDP.
  C. It tests in-band, uni-directional or round-trip connectivity of SDPs.

• Question 430:

  When configuring an LSP for fast reroute one-to-one protection, which of the following statements is true?

  A. The LSP can also use facility backup.
  B. The LSP is limited to node protection.
  C. You cannot request bandwidth on the protected LSP.
  D. Node protection can be disabled.
  D. Node protection can be disabled.