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Nokia 4A0-C01 Exam
Nokia NRS II Composite Exam (Page 30 )

Updated On: 19-Jan-2026
Page 30 of 170
PDF with 852 Questions

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Initially, all links along the path R1-R2-R4-R6 have 400Mbps unreserved bandwidth and all links along the path R1-R3- R5-R6 have 800Mbps unreserved bandwidth. Shared Explicit reservation style is used and Make-Before-Break is enabled. Both fully loose LSPs have been signaled as shown. Later, the configured bandwidth for LSP-1 is changed to 400Mbps. Which of the following is TRUE?

  1. After a new path for LSP-1 is established on R1-R3-R5-R6, the old path is torn down.
  2. After the old path for LSP-1 is torn down, the new path is established on R1-R3-R5-R6.
  3. LSP-1 will stay on R1-R2-R4-R6 because there is enough bandwidth on the existing path.
  4. LSP-1 will be torn down because CSPF fails to find a new path.

Answer(s): C



When provisioning a spoke-SDP on an Epipe, what MUST match on both ends of the service?

  1. Service ID
  2. Customer ID
  3. SAPID
  4. VC-ID
  5. SDPID

Answer(s): D



Which MPLS label mode saves label mappings received from all peer LSRs?

  1. Conservative label retention
  2. Liberal label retention
  3. Downstream on demand
  4. Downstream unsolicited

Answer(s): B



Which of the following statements best describes the purpose of an MP-BGP in a VPRN?

  1. Routes from different customers with the same IPv4 address prefix are treated as equivalents by MP-BGP.
  2. Alcatel-Lucent 7750 SR routers support MP-BGP for VPN label signaling in a VPRN service only if LDP is used for LSP signaling.
  3. The multi-protocol nature of MP-BGP allows VPRN routes to be distributed within the provider core network as IPv4 routes.
  4. MP-BGP is an enhanced version of BGP that can carry a service label, a tranpot label, and customer route prefixes.
  5. None of the above statements describe the use of an MP-BGP in a VPRN.
  6. All of the above statements describe the use of an MP-BGP in a VPRN.

Answer(s): E



An ES service can have both MAC and IP filters applied to it.

  1. TRUE
  2. FALSE

Answer(s): B



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