Free 4A0-106 Exam Braindumps (page: 21)

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Click the exhibit.



According to the display, a BGP loop is detected for route 192.168.1.0/27. On which router is this command executed?

  1. CE1
  2. CE2
  3. PE1
  4. PE2

Answer(s): B



Which of the following about BGP loops in a VPRN environment is FALSE?

  1. Traditional BGP loop detection mechanisms may detect a loop in the VPRN scenario, which in fact is not present.
  2. The Nokia 7750 SR accepts routes containing AS_PATH loops by default.
  3. When the CLI command "config>router>bgp# loop-detect discard-route" is used, the Nokia 7750 SR sends a notification to the remote peer and drops the BGP session.
  4. In VPRN implementations where the CE-PE protocol is BGP, it is possible for separate sites of the same customer to use the same BGP autonomous system number.

Answer(s): C



Click the exhibit.



Community lists are configured for the PE hub and spoke VPRN.
Which communities should be exported by the VPRN service on PE1?

  1. "Spoke.Sites" and "Hub_Site"
  2. "Spoke_Sites"
  3. "Hub_Site"
  4. No communities should be exported

Answer(s): C



Which of the following is a benefit of a hub and spoke VPRN topology?

  1. Reduced number of VPN tunnels that need to be managed.
  2. Optimal routing between all sites.
  3. Limited configuration required on the hub PE device.
  4. Site to site redundancy support.

Answer(s): A






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