Which statement describes the behavior of a switch when the MAC address table is full?

Last Updated: May 23, 2021
IT Exam Items Repository › Category: CCNA Security › Which statement describes the behavior of a switch when the MAC address table is full?

Which statement describes the behavior of a switch when the MAC address table is full?

  • It treats frames as unknown unicast and floods all incoming frames to all ports on the switch.
  • It treats frames as unknown unicast and floods all incoming frames to all ports across multiple switches.
  • It treats frames as unknown unicast and floods all incoming frames to all ports within the local VLAN.
  • It treats frames as unknown unicast and floods all incoming frames to all ports within the collision domain.

Explanation: When the MAC address table is full, the switch treats the frame as an unknown unicast and begins to flood all incoming traffic to all ports only within the local VLAN.

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