Which two benefits are provided by using a hierarchical addressing network addressing scheme? (Choose two.)

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Which two benefits are provided by using a hierarchical addressing network addressing scheme? (Choose two.)

  • reduces routing table entries
  • auto-negotiation of media rates
  • efficient utilization of MAC addresses
  • dedicated communications between devices
  • ease of management and troubleshooting

Explanation: Here are some of the benefits of hierarchical addressing:
Reference: http://www.ciscopress.com/articles/article.asp?p=174107

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