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Tuesday, July 30, 2013

Which layer of the hierarchical network design model is refered to as the high-speed backbone of the internetwork, where high availability and redundancy are critical?

access layer
core layer
data-link layer
distribution layer
network layer
physical layer

ccna exploration 3 chapter 1 Exam Question And Answers 

Which layer of the hierarchical network design model is refered to as the high-speed backbone of the internetwork, where high availability and redundancy are critical?


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