Nokia 4A0-C01 Online Practice Questions and Exam Preparation

Nokia 4A0-C01 Online Questions & Answers

• Question 771:

  Click on the exhibit.

  

  The path of a fast reroute protected LSP is R1-R2-R3. Which of the following about the protected LSP path is TRUE?

  A. All routers along the path, R1, R2, and R3 can be PLRs.
  B. If the R1-R2 link fails, router R4 becomes an MP.
  C. If the R2-R3 link fails, router R3 becomes a PLR.
  D. Router R1 is the LSP head-end and can be a PLR.
  D. Router R1 is the LSP head-end and can be a PLR.

• Question 772:

  An IPv4 MPLS provider network is being configured for 6VPE. BGP is being used for the PE-CE protocol to exchange IPv6 routes. Which of the following is FALSE?

  A. MP-BGP in the provider network needs to support the VPN-IPv6 address family.
  B. PE routers must be configured to run MP-BGP.
  C. PE-to-CE BGP sessions need to be configured to support IPv6.
  D. The provider network core must be configured to support IPv6.
  D. The provider network core must be configured to support IPv6.

• Question 773:

  Which of the following statements best describes the flooding of traffic on a PE when traffic is received on a spoke SDP?

  A. Traffic is flooded to all SAPs in the service.
  B. Traffic is flooded to all SAPs and spoke SDPs in the service.
  C. Traffic is flooded to all SAPs and mesh SDPs in the service.
  D. Traffic is flooded to all SAPs, spoke SDPs, and mesh SDPs in the service
  E. The traffic is not flooded.
  D. Traffic is flooded to all SAPs, spoke SDPs, and mesh SDPs in the service

• Question 774:

  Click on the exhibit button below.

  

  Given the configuration shown, how much of a link's 100Mbps reservable bandwidth can an LSP access when configured for class-type 0 and priority 1?

  A. 10Mbps
  B. 20Mbps
  C. 30Mpbs
  D. 60Mbps
  E. 70Mbps
  E. 70Mbps

• Question 775:

  Which of the following is true when the implicit null is implemented?

  A. The penultimate router will pop the top label from the packets.
  B. The eLER will receive packets with a top label value of 3.
  C. The eLER will receive packets with a top label value of 0.
  D. The penultimate router will always receive unlabeled packets.
  A. The penultimate router will pop the top label from the packets.

• Question 776:

  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 777:

  Which of the following best describes the function of an OSPF Type 4 LSA?

  A. A Type 4 LSA is originated by an ABR to describe a route to an ASBR to routers outside the area.
  B. A Type 4 LSA is originated by an ASBR to describe a route to itself to routers outside the area.
  C. A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the backbone area to provide routing information.
  D. A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the stub area to provide routing information.
  A. A Type 4 LSA is originated by an ABR to describe a route to an ASBR to routers outside the area.

• Question 778:

  Why must the MTU be changed when configuring an IES spoke termination to a VPLS?

  A. The default service MTU on a VPLS service is 1514 bytes.
  B. The default IP MTU of an IES is set based on the network port MTU.
  C. During VC label signaling, the VC MTU is verified and must match.
  D. All of the above.
  D. All of the above.

• Question 779:

  OSPF is operational on all links in the network diagram, all links have the same cost and all routers are configured with an ECMP value of 4. Router R4 advertises the prefix 192.168.3.0/24 into OSPF. How many entries for prefix 192.168.3.0/24 will be in router R1's routing table.

  

  B. 1
  C. 2
  D. 3
  E. 4
  B. 1

• Question 780:

  Using facility mode fast reroute, how does the PLR learn the address of the MP?

  A. The PLR issues an RSVP PATH message to the tail-end requesting the address of the MP.
  B. The PLR learns the address of the MP from the ERO.
  C. The PLR learns the address of the MP from the RRO.
  D. The PLR learns the address of the MP from the targeted RSVP Hello message.
  E. The PLR knows the address of the MP is the same as the tail-end router.
  C. The PLR learns the address of the MP from the RRO.