Free H12-221 Exam Braindumps (page: 11)

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Which of the following is used to avoid routing loops in BGP?

  1. Use ORIGIN attribute to record the origin of the route.
  2. Use AS_PATH attribute to record all AS areas that a route passes.
  3. Use NEXTJHOP attribute to record next hop path
  4. Use MED attribute to influence export selection of other Ass

Answer(s): B



An Autonomous System (AS) is a set of routers under the control of one technical administration that presents a common routing policy.

  1. TRUE
  2. FALSE

Answer(s): A



Based on BGP route selection rules, the route with the lowest local preference is preferred.

  1. TRUE
  2. FALSE

Answer(s): B



Which of the following subnet masks can be used to divide a Class C network into 5 subnets, with each subnet containing a maximum of 20 hosts?

  1. 255.255.255.192
  2. 255.255.255.240
  3. 255.255.255.224
  4. 255.255.255.248

Answer(s): C






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