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Nokia 4A0-C01 Exam
Nokia NRS II Composite Exam (Page 33 )

Updated On: 19-Jan-2026
Page 33 of 170
PDF with 852 Questions

Which of the two following statements are TRUE?

  1. When an Alcatel-Lucent Service Router is rebooted, the mirror destination and mirror source must be re-configured
  2. A mirror destination is shut down by default on an Alcatel-Lucent Service Router.
  3. A mirror source is shut down by default on an Alcatel-Lucent Service Router.
  4. When an Alcatel-Lucent Service Router is rebooted, the mirror destination must be re- configured.
  5. When an Alcatel-Lucent Service Router is rebooted the mirror source must be re-configured.

Answer(s): B,E



Click on the exhibit.

An LSP traverses R1-R2-R3-R6 and one-to-one fast reroute is enabled. If the protected LSP transports two labels, and router R2 has failed, how many labels will be on the detour path?

  1. 1
  2. 2
  3. 3
  4. 4

Answer(s): B



Which mode does the following statement describe?
An LSR will advertise a label mapping immediately, without waiting for a label mapping from the FEC's next-hop.

  1. Liberal label retention mode
  2. Conservative label retention mode
  3. Ordered control mode
  4. Independent control mode

Answer(s): D



Which of the following are characteristics of an IES service? (Choose 2)

  1. A virtual routing/forwarding table is created per IES service.
  2. Only one IES service can be created for a single customer ID.
  3. More than one IP interface can be created within a single IES service.
  4. All IP interfaces created within the same IES service belong to the same customer

Answer(s): C,D



Which of the following statements is FALSE about the VPN label?

  1. The VPN label is signaled between PE devices using MP-BGP.
  2. The VPN label is swapped at each P router as a packet crosses the service provider network.
  3. The VPN label is also known as the inner label or service label.
  4. The VPN label indicates which VPRN a packet should be sent to once it reaches the egress PE.
  5. All of the above
  6. Only C and D.

Answer(s): B



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