Question:
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
Exam with this question: CCNA v3.0 (200-125) Study Guide – Exam Dumps
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