Cisco 200-301 Exam

What is the default behavior of a Layer 2 switch when a frame with an unknown destination MAC address is received?

  • A. The Layer 2 switch forwards the packet and adds the destination MAC address to its MAC address table.
  • B. The Layer 2 switch sends a copy of a packet to CPU for destination MAC address learning.
  • C. The Layer 2 switch floods packets to all ports except the receiving port in the given VLAN.
  • D. The Layer 2 switch drops the received frame.
Answer: Option C.
Explanation: 

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