Nokia 4A0-C01 Online Practice Questions and Exam Preparation

Nokia 4A0-C01 Online Questions & Answers

• Question 751:

  Which of the following about the BGP VPN-IPv4 address family is FALSE?

  A. When a PE router receives an IPv4 prefix from its local CE, it creates a VPN-IPv4 prefix.
  B. VPN-IPv4 allows BGP to distinguish between duplicate prefixes originating from different customers.
  C. In a VPRN, data traffic is carried in packets that have VPN-IPv4 addresses.
  D. VPN-IPv4 addresses are only present within the service provider network.
  C. In a VPRN, data traffic is carried in packets that have VPN-IPv4 addresses.

• Question 752:

  Which of the following commands is used to enable an E-pipe service?

  A. config>service= epipe enable
  B. config>service~ vpws enable
  C. config>service= no shutdown
  D. config>port= no shutdown
  E. config>service= epipe no shutdown
  E. config>service= epipe no shutdown

• Question 753:

  In an IP datagram, which field identifies the receiving application

  A. The protocol field of the transport layer header
  B. The port field of the transport layer header
  C. The protocol field of the network layer header
  D. The port field of the network layer address
  B. The port field of the transport layer header

• Question 754:

  Click on the exhibit.

  

  If the primary path goes down, which secondary LSP path will the head-end router select first?

  A. Secondary_Path-1
  B. Secondary_Path-2
  C. Secondary_Path-3
  D. Secondary_Path-4
  C. Secondary_Path-3

• Question 755:

  Which of the following about an LSP protected with facility FRR is TRUE?

  A. The LSP can use protection tunnels used by other LSPs.
  B. The LSP can use facility and one-to-one FRR simultaneously.
  C. The LSP is limited to link protection.
  D. A detour protection tunnel is created for this LSP.
  A. The LSP can use protection tunnels used by other LSPs.

• Question 756:

  Which of the following best describes downstream on demand label distribution?

  A. An LSR answers requests for label mappings immediately, without wafting for a label mapping from the next-hop.
  B. An LSR advertises label mappings to all peers for which it might be a next-hop for a given FEC.
  C. An LSR distributes a label mapping for a FEC when it has been requested to do so.
  D. An LSR propagates a label mapping downstream for a FEC, only if it has a label mapping for the FEC's next-hop.
  C. An LSR distributes a label mapping for a FEC when it has been requested to do so.

• Question 757:

  The link between routers R4 and R6 is down before the LSP is signaled. CSPF is not enabled on the LSP. Which of the following conditions is TRUE?

  

  A. Router R1 sends a PATH message and router R4 sends back a PATH Error message.
  B. Router R1 does not send a PATH message because it detects an error.
  C. Router R1 sends a PATH message and router R4 sends back a PATH Tear message.
  D. Router R1 sends a PATH message and router R4 sends back a RESV Error message.
  B. Router R1 does not send a PATH message because it detects an error.

• Question 758:

  On a Nokia 7750 SR, why must the MTU be explicitly set when configuring an IES spoke termination to a VPLS?

  A. By default, a VPLS signals an MTU based on the network port.
  B. By default, an IES sets its ip-mtu to the VC MTU of the VPLS.
  C. By default, an IES uses an MTU value based on its SAP.
  D. By default, an IES uses an MTU based on the network port.
  D. By default, an IES uses an MTU based on the network port.

• Question 759:

  Which of the following regarding MPLS label value assignment is FALSE?

  A. Label values may be dynamically assigned by LDP.
  B. Label values may be dynamically assigned by RSVP-TE.
  C. Label values may be reserved for special uses.
  D. Label values may be dynamically assigned by IGP.
  D. Label values may be dynamically assigned by IGP.

• Question 760:

  Static routing will be used in a network between a corporate head office, with many connected networks, and a branch office, with one connection to the head office. Which of the following best describes the likely configuration?

  A. The corporate head office router will have a default route and the branch site will have a more specific static route.
  B. The corporate head office router and the branch office router will both have specific static routes.
  C. The corporate head office router and the branch router will both have default routes.
  D. The corporate head office router will have a more specific static route and the branch office router will have a default route.
  D. The corporate head office router will have a more specific static route and the branch office router will have a default route.