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Free 4A0-C02 Exam Braindumps (page: 9)

Page 8 of 20
PDF with 603 Questions

Which of the following statements about the Inter-AS model A VPRN is TRUE?

  1. It is the most scalable of the Inter-AS models.
  2. VRF configuration is not required on the ASBRs.
  3. Most routers that support VPRN functionality do not support model A by default.
  4. It is not necessary to run MPLS at the boundary between autonomous systems.

Answer(s): D



You are configuring a VPLS spoke termination to a VPRN on a Nokia 7750 SR. The spoke SDP is running over a NULL encapsulated network port. The best practice is to set the VPRN interface “ip-mtu” equal to what value?

  1. The SDP path MTU minus 14
  2. The LMTU found in ‘show router ldp bindings’ on the VPLS side of the spoke SDP
  3. The configured service-mtu of the VPLS service
  4. The LMTU found in ‘show router ldp bindings’ on the VPLS side of the spoke SDP minus 14
  5. The SPD path MTU

Answer(s): B



For the Inter-AS model B VPRN, which of the following is FALSE when CE2 sends an IP packet to 192.168.1.1?

  1. PE2 pushes one label on the IP packet and forwards it to ASBR2.
  2. ASBR2 forwards the IP packet with one label to ASBR1.
  3. ASBR1 forwards the IP packet with two labels to PE1.
  4. PE1 forwards an unlabeled IP packet to CE1.

Answer(s): B



Based on the VPRN BGP decision process, which of the following routes is selected first if the command “PE1>config>service>vprn> bgp best-path-selection as-path-ignore” is executed?

  1. The route learned from an eBGP peer.
  2. The route with the lowest Origin.
  3. The route with the lowest originator ID or BGP Identifier.
  4. The route with the shortest AS path.

Answer(s): B






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