Nokia 4A0-C01 Online Practice Questions and Exam Preparation

Nokia 4A0-C01 Online Questions & Answers

• Question 451:

  Which of the following statements is FALSE regarding 6VPE?

  A. Multiple MP-BGP sessions are required to carry VPN-IPv4 and VPN-IPv6 routes.
  B. PE routers must support both IPv4 and IPv6 addresses; customer routers can use either one
  C. In 6VPE, MP-BGP is used to advertise IPv6 prefixes and the associated VPRN label.
  D. In 6VPE, the provider core routers are IPv6-unaware.
  E. All of the above statements are true.
  F. All of the above statements are false.
  A. Multiple MP-BGP sessions are required to carry VPN-IPv4 and VPN-IPv6 routes.

• Question 452:

  Which component of the Alcatel-Lucent 7750 SR is in charge of performing the longest prefix match lookup on packets that arrive on the physical interfaces?

  A. CPM
  B. MDA
  C. Switch Fabric
  D. IOM
  D. IOM

• Question 453:

  Consider an E-pipe service configured with SAP 1/1/1:5 and SAP 1/1/1:6.7. If the SAP 1/1/1:5 accepts an ingress frame, which of the following is TRUE?

  A. The frame egresses 1/1/1:6.7 with an outer VLAN tag of 6 and inner tag of 7.
  B. The frame is dropped at the egress SAP 1/1/1:6.7.
  C. The frame egresses 1/1/1:6.7 with VLAN tag 5.
  D. The frame egresses 1/1/1:6.7 with VLAN tag 6.
  A. The frame egresses 1/1/1:6.7 with an outer VLAN tag of 6 and inner tag of 7.

• Question 454:

  When IS-IS elects a DIS, what is used as the tie breaker on an Alcatel-Lucent 7750 SR, if the priorities are the same?

  A. The system ID.
  B. The loopback address.
  C. The sequence number of the Hello packet.
  D. The device that first initiated communication becomes the DIS
  E. The highest interface MAC address.
  E. The highest interface MAC address.

• Question 455:

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

• Question 456:

  Which of the following about 6over4 is FALSE?

  A. The CE routers run only IPv6.
  B. The PE routers must run IPv4 and IPv6.
  C. The P routers must run IPv4 and IPv6.
  D. IPv6 routes on the PE routers may have an IPv4 address as the next hop.
  C. The P routers must run IPv4 and IPv6.

• Question 457:

  Click on the exhibit.

  

  LSP 1's link between routers R3 and R6 has failed, and the RESV state at router R3 has timed out. Which of the following actions will router R3 initiate?

  A. Send a PathTear message towards router R6.
  B. Send a PathTear message towards router R1.
  C. Send a ResvTear message toward router R6.
  D. Send a ResvTear message toward router R1.
  D. Send a ResvTear message toward router R1.

• Question 458:

  Which of the following about MPLS shortcuts for BGP on a Nokia 7750 SR is FALSE?

  A. BGP-sourced traffic is label switched through the core.
  B. Both LDP and RSVP- based tunnels can be used.
  C. IGP forwarding is used by default if no MPLS tunnel is available.
  D. CSPF is required for MPLS shortcuts to work.
  D. CSPF is required for MPLS shortcuts to work.

• Question 459:

  Which of the following about route distinguishes on the Alcatel-Lucent 7750 SR is TRUE?

  A. Route distinguishes are used to ensure that VPRN IP prefixes are globally unique.
  B. Route distinguishes are appended to IPv4 prefixes to form IPv6 prefixes.
  C. Route distinguishes are used to determine which routes a VPRN should import.
  D. CE routes use a route distinguisher to indicate which VPRN they are associated to.
  A. Route distinguishes are used to ensure that VPRN IP prefixes are globally unique.

• Question 460:

  What command syntax would be used to create a new routed interface on an existing IES service?

  A. config>service>ies# interface "to-CE" customer customer-id create
  B. config>service>ies# interface to CE create
  C. config>service>ies# interface to CE
  D. config>service>ies# interface "to-CE" create
  D. config>service>ies# interface "to-CE" create