200-301: Cisco Certified Network AssociateDemo

By Cisco · Question Mode

QuestionQ1377

Network Fundamentals

What is a characteristic of frame switching?

  • A populates the ARP table with the egress port
  • B drops received MAC addresses not listed in the address table
  • C stores and forwards frames in a buffer and uses error checking
  • D rewrites the source and destination MAC address
Explanation

A store-and-forward switch receives the entire Ethernet frame into memory before sending it onward, and it verifies the frame by checking for errors such as an invalid FCS. That buffering and error-checking behavior is the defining switching characteristic among the listed options.

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