Cisco 200-125 Exam

What does a Layer 2 switch use to decide where to forward a received frame?

  • A. source MAC address
  • B. source IP address
  • C. source switch port
  • D. destination IP address
  • E. destination port address
  • F. destination MAC address
Answer: Option F.

When a frame is received, the switch looks at the destination hardware address and finds the interface if it is in its MAC address table. If the address is unknown, the frame is broadcast on all interfaces except the one it was received on.

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