200-901: Automating Networks Using Cisco PlatformsDemo

By Cisco · Question Mode

QuestionQ239

Network Fundamentals

What is the role of an Ethernet switch in a networking environment?

  • A to switch a frame from one port to another port based on IP address
  • B to switch a frame from one port to another port based on MAC address
  • C to provide IP addressing to connected hosts
  • D to block unwanted traffic
Explanation

An Ethernet switch learns MAC addresses on its ports and uses the destination MAC address of an Ethernet frame to forward that frame to the appropriate port.

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