400-007: Cisco Certified Design ExpertDemo

By Cisco · Question Mode

QuestionQ146

Network Design

Which function takes place at the access layer in the three-layer hierarchical network design model?

  • A fast transport
  • B reliability
  • C fault isolation
  • D redundancy and load balancing
  • E QoS classification and marking boundary
Explanation

The access layer connects end devices to the network and commonly establishes the QoS classification and marking boundary, where traffic is identified and marked for appropriate treatment through the rest of the network.

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