← How switches actually learn MAC addresses

How switches actually learn MAC addresses — Quiz

Question 1 of 3

A switch receives a frame for an unknown destination MAC. What does it do?

Drops itFloods it out every port except the ingressSends it to a default gatewayBroadcasts to all switches

Question 2 of 3

Default MAC address aging time on Cisco IOS (in minutes):

Question 3 of 3

Why is CAM-overflow attack dangerous?

It reboots the switchIt causes the switch to flood unicast traffic like a hub, enabling sniffingIt blocks broadcastsIt disables the management interface